PIC32WFI32E MICROCHIP | Alldatasheet

Document overview

  • Manufacturer or author: Microchip Technology Inc.
  • PDF pages: 39

Technical content

Features

  • Certified WFI32E01 Module Mounted on the WFI32E01 Carrier Board
  • mikroBUS ™ Socket to Expand Functionality using MikroElectronika Click Boards
  • Support for Multiple Microchip Ethernet PHY Daughter Boards
  • Two User LEDs
  • One User Configurable Switch
  • One Reset Switch
  • One GPIO Expansion Header
  • On-board Temperature Sensor
  • 20-Pin XPRO Header
  • 32-Mb External SPI Flash Memory
  • In-Circuit Serial Programming TM (ICSP) Header for External Debugger, such as MPLAB® ICD 4, MPLAB PICkit 4 and MPLAB Snap © 2020 Microchip Technology Inc. User Guide DS50003028A-page 1

© 2020 Microchip Technology Inc. User Guide DS50003028A-page 2

© 2020 Microchip Technology Inc. User Guide DS50003028A-page 3

  1. Quick References

1.1 Reference Documentation

For further details, refer to the following:

  • PIC32MZ1025W104 MCU and WFI32E01 Module with Wi-Fi® and Hardware-based Security Accelerator Data Sheet (DS70005425)
  • PIC32MZ W1 Software User’s Guide (DS50003034)
  • PIC32MZ1025W104 MCU and WFI32E01 Module with Wi-Fi® and Hardware-based Security Accelerator Errata (DS80000912)
  • MPLAB® XC32 C/C++ Compiler User’s Guide (DS50001686)
  • MPLAB® X IDE User’s Guide (DS50002027))
  • MPLAB® Snap In-Circuit Debugger Information Sheet (DS50002787)
  • Universal Serial Bus Specification and Associated Documents (www.usb.org/)
  • mikroBUS™ Specification (www.mikroe.com/mikrobus)

1.2 Hardware Prerequisites

  • PIC32 WFI32E Curiosity Board kit
  • Any of the following in-circuit debugger or programmers: – MPLAB Snap – MPLAB PICkit 4 – MPLAB ICD 4

1.3 Software Prerequisites

  • MPLAB Integrated Development Environment (MPLAB X IDE) tool (version 5.35 or later)
  • MPLAB XC32 compiler (version 2.40 or later)
  • MPLAB Snap ( www.microchip.com/developmenttools/ProductDetails/PartNO/PG164100)
  • Released OOB demo ( github.com/MicrochipTech/PIC32MZW1_Curiosity_OOB)

1.4 Acronyms/Abbreviations

Table 1-1. Acronyms/Abbreviations Acronyms Abbreviations ADC Analog-to-Digital Converter BOM Bill of Material CVD Capacitive Voltage Divider GPIO General Purpose Input Output I2C Inter-Integrated Circuit ICD In-Circuit Debugger ICSP In-Circuit Serial Programming IoT Internet of Things JTAG Joint Test Action Group PIC32 WFI32E Quick References © 2020 Microchip Technology Inc. User Guide DS50003028A-page 4

PWM Pulse Width Modulation RMII Reduced Media Independent Interface RTCC Real Time Clock and Calendar RX Receiver SCL Serial Clock SDA Serial Data SMD Surface Mount SoC System-on-Chip SPI Serial Peripheral Interface TX Transmitter UART Universal Asynchronous Receiver-Transmitter USB Universal Serial Bus PIC32 WFI32E Quick References © 2020 Microchip Technology Inc. User Guide DS50003028A-page 5

  1. Kit Overview The PIC32 WFI32E Curiosity Board contains a WFI32E01 module mounted on the carrier board. All the signals from the module are brought onto the Curiosity board, where they are connected to on-board peripherals or are terminated onto headers for rapid prototyping or evaluation. Figure 2-1. PIC32 WFI32E Curiosity Board (EV12F11A) User Configurable Switch (SW200) Power Source Selection Jumper (J202) mikroBUS Socket (J200) Reset Switch (SW201) GPIO Header (J207) Ethernet PHY Header (J208) WFI32E01 Module Temperature Sensor (J209) XPRO Header (J203) Target USB (J204) Debug USB (J302) ICSP Header (J206) WFI32E01 Carrier Board VBUS-VIN PKOB-VIN P/S-VIN 3V3_MOD and 3V3_IN (J102) External Power Supply (J201) SST26VF032B SPI Flash Debugger/Programmer Header (J301) Carrier Board Connector (J401) USB Host/Device Selection Jumper (J205) Switch Selection Jumper (J211)

2.1 Kit Contents

The PIC32 WFI32E Curiosity Board kit contains the following:

  • PIC32 WFI32E Curiosity Board that contains a WFI32E01PC module mounted on a WFI32E01 carrier board
  • Type-A male to Micro-B USB cable Note: If any of the above items are missing in the kit, go to support.microchip.com or contact your local Microchip sales office. A list of Microchip office for sales and services is provided on the last page of this document. PIC32 WFI32E Kit Overview © 2020 Microchip Technology Inc. User Guide DS50003028A-page 6
  1. Hardware This chapter describes the hardware features of the PIC32 WFI32E Curiosity Board. Figure 3-1. PIC32 WFI32E Curiosity Board Block Diagram Status LEDs Temperature Sensor GPIO Header XPRO Header GPIO/I2C/UART/SPI GPIO/UART/JTAG ADC GPIO GPIO PGEC/PGED MCLR WFI32E01 Module GPIO/I2C/UART/SPI SPI Ethernet MAC Pinout mikroBUS Socket TM Ext SPI Flash Ethernet PHY Header Target USB Micro-B USB Power Circuit Power Switch External Power Supply Micro-B USB Debug USB MCLR Switch ICSP PKOB +3.3V_PKOB +5V +3.3V RMII Carrier Board Connector

3.1 Power Supply

The PIC32 WFI32E Curiosity Board can be powered using any of the following sources:

  • External 5V ( J201)
  • PKOB3 micro-B USB ( J302)
  • Target VBUS micro-B ( J204) The following table lists the power supply source details and its jumper positions. Table 3-1. Power Supply Sources Power Input Description Jumper Position (J202)(1) External 5V (J201) Connect the Curiosity board to an external 5V power supply P/S-VIN (2-1) PKOB3 micro-B USB (J302) Connect the Type-A male to micro-B USB cable to the USB debug port for power supply PKOB-VIN (4-3) Target VBUS micro-B (J204) Connect the Type-A male to micro-B USB cable to the USB power port for power supply VBUS-VIN (6-5) Note: 1. J202 in Figure 2-1. PIC32 WFI32E Hardware © 2020 Microchip Technology Inc. User Guide DS50003028A-page 7

The following figure illustrates the jumper positions for powering the Curiosity board. Figure 3-2. Jumper Configuration for Power Input 3V3_MOD and 3V3_IN (J102) Note: Ensure that the 3V3_MOD and 3V3_IN of J102 are connected on the WFI32E01 carrier board. Use the J202 jumper to select the voltage source for the Curiosity board. The MCP1727 voltage regulator generates a +3.3V power supply for the MCU. Connect the PKOB debugger to a host PC. Turn on the power supply (+3.3V and +5V) to the Curiosity board via a power switch (MIC2005A) to drive the ENABLE signal to high. Figure 3-3. Power Tree Diagram + 5 V Header USB USB 3 . 3 V REGULATOR PKOB J302 J204 J 205 U 202 U303 D 200 D 301 V IN VBUS _ DBG VBUS _ TGT + 3 . 3 V _ PKOB + 5 V + 3 . 3 V ENABLE J 202 MIC 2005 A U 304 MCP 1727 MIC 2005 A MIC 2005 A U 200 VBUSON Micro B Micro B J201 U300 D- PKOB D+ PKOB D- WFI32 D+ WFI32 WFI32

3.2 Debugger/Programmer Selection

By default, the external debugger is connected to the programming pins (PGEC2 and PGED2) of the WFI32E01 module. The following table lists the details of the debugger/programmer selection using the J301 header. Important: Use an external debugger such as MPLAB ICD 4, MPLAB PICkit 4 or MPLAB Snap for the best programming and debugging experience. The PIC32 WFI32E Curiosity Board has an on-board debugger (PKOB3) based on the PIC24FJ256GB106 MCU. The on-board debugger enables the user to power, program and debug through the micro-B USB connector (J302). PIC32 WFI32E Hardware © 2020 Microchip Technology Inc. User Guide DS50003028A-page 8

Table 3-2. Debugger/Programmer Selection Header Position (J301)(1) Debugger Used Description Pins 1-2 and 3-4 shorted On-board Selects the on-board debugger Pins 1-2 and 3-4 open External Selects the external debugger (for more details, refer to 3.3 ICSP Header) Note: 1. J301 in Figure 2-1.

3.3 ICSP Header

The ICSP header (J206) is a standard 6-pin staggered header. It allows in-circuit emulation and debugging using Microchip's in-circuit emulator tools and it allows direct programming of the WFI32E01 module. The ICSP header supports external debuggers, such as MPLAB ICD 4, MPLAB PICkit 4 and MPLAB Snap. Use the standard ICSP header to connect an MPLAB programmer or debugger to the PIC32 WFI32E Curiosity Board. The following figure illustrates the connection between the ICSP header, external debuggers and the PIC32 WFI32E Curiosity Board. Figure 3-4. Connection Diagram Pin 7 and Pin 8 are not used in ICSP Connector MPLAB Snap MPLAB PICkit 4 AC164110 Adapter Pin 1 Pin 1 Pin 1 MPLAB ICD 4 The following table provides the pin details and descriptions of the ICSP header. Table 3-3. ICSP Header Description Pin Number Pin on ICSP Header Pin Description of ICSP Header Pin on WFI32E01 Module(1)

1 MCLR Reset pin MCLR

2 3V3 3.3V power supply +3V3 PIC32 WFI32E Hardware © 2020 Microchip Technology Inc. User Guide DS50003028A-page 9

Pin Description of ICSP Header Pin on WFI32E01 Module(1)

3 GND Ground GND

4 PGD ICSP™ programming data PGD2/AN5/CVD5/CVDR5/CVDT2/RTCC/

5 PGC ICSP™ programming clock PGC2/AN4/CVD4/CVDR4/CVDT3/

6 NC Not connected NC

Notes: 1. For more details on the WFI32E01 pins, refer to the PIC32MZ1025W104 MCU and WFI32E01 Module with Wi-Fi® and Hardware-based Security Accelerator Data Sheet (DS70005425). 2. Use an external debugger such as MPLAB ICD 4 or MPLAB Snap for the best programming and debugging experience.

3.4 USB Connectivity

The WFI32E01 module has an integrated full-speed USB peripheral. This feature enables the user to implement USB functionality through the micro-AB USB connector (J204) on the PIC32 WFI32E Curiosity Board. Connect the board using any one of these modes:

  • Device mode: 1. Connect the host PC to the target USB connector ( J204) using a USB Type-A male to micro-B male USB cable. 2. Use the J301 jumper to select the required power source for the board. Note: Do not place the jumper on the J205 connector.
  • Host mode: 1. Connect the USB device to the target USB connector ( J302) using a USB Type-A female to micro-B male USB cable. Note: A micro-B male USB cable is not available in the kit. 2. Place a jumper in the J205 header to drive the VBUS line in the Host mode. 3. Use the J301 jumper to select the power source either from the debug USB connector or the external 5V input. 3.5 mikroBUS Socket A mikroBUS socket (J200) expands the functionality of the PIC32 WFI32E Curiosity Board using the MikroElectronika click adapter boards. The mikroBUS connector consists of two 1 x 8 female headers with Serial Peripheral Interface (SPI), Inter-Integrated Circuit (I2C), Universal Asynchronous Receiver-Transmitter (UART), Reset (GPIO), Pulse Width Modulation (PWM), analog and interrupt lines, as well, as 3.3V, 5V and ground power lines. The following table describes the pinout details of the mikroBUS socket. Table 3-4. mikroBUS Socket Pinout Details Pin Number Pin on mikroBUS Socket Pin Description of mikroBUS Socket Pin on WFI32E01 Module(1)

1 AN Analog input AN14/ANN0/CVD14/CVDR14/RPA14/RA14

2 RST Reset TMS/AN6/CVD6/CVDR6/RPB6/RB6

3 CS SPI Chip Select PTA_BT_PRIO/RPK6/RK6

© 2020 Microchip Technology Inc. User Guide DS50003028A-page 10

Pin Description of mikroBUS Socket Pin on WFI32E01 Module(1)

4 SCK SPI Clock SCK2/RPA11/RA11

5 MISO SPI Master Input Slave Output BT_CLK_OUT/RPK4/RK4

6 MOSI SPI Master Input Slave Input PTA_BT_ACTIVE/RPK7/RK7

7 +3.3V 3.3V power +3.3V

8 GND Ground GND

9 GND Ground GND

11 SDA I2C Data SDA1/RPA5/RA5

12 SCL I2C Clock SCL1/RPA4/RA4

13 TX UART transmit TDO/AN7/CVD7/CVDR7/RPB7/RB7

14 RX UART receive TDI/PGD4/AN9/CVD9/CVDR9/RPB9/RB9

15 INT Hardware interrupt BT_CLK_OUT/RPK4/RK4

16 PWM PWM output ANA0/RPB12/RB12

Notes: 1. For more details on the WFI32E01 pins, refer to the PIC32MZ1025W104 MCU and WFI32E01 Module with Wi-Fi® and Hardware-based Security Accelerator Data Sheet (DS70005425). 2. The SPI interface on the click board can operate up to 12.5 MHz and the WFI32E01 module supports up to 20 MHz.

3.6 Switches

The following switches are available on the PIC32 WFI32E Curiosity Board:

  • User-configurable switch ( SW200)
  • Reset switch ( SW201) – Connected with MCLR signal of the WFI32E01 module In the Idle state, the level of the user-configurable switch is pulled high (+3.3V) and, when the switch is pressed, it drives the I/O line to low (GND). Table 3-5. Switches Description Switch Name Pin on WFI32E01 Module Description SW1 AN17/CVD17/CVDR17/INT0/RPA10/ RA10 User configurable switch (SW200) MCLR MCLR Reset switch (SW201) Note: By default, the SW200 switch is connected to the switch input. Use the J211 jumper to configure the board to the switch or external interrupt.

3.7 LEDs

The on-board LEDs are categorized into two types:

  • Power LEDs PIC32 WFI32E Hardware © 2020 Microchip Technology Inc. User Guide DS50003028A-page 11

– Vin Green (D201) – 5V Green (D200) – +3.3V Green (D301)

  • LEDs related to the WFI32E01 module: – Red LED (D202) – Green LED (D204) The following table lists the LEDs that can be turned ON or OFF using the connected GPIO pins: Table 3-6. LEDs Description Pin on WFI32E01 Module Description Function RF_FE_4/RPK1/RK1 RF front-end control/remappable peripheral/PORTK digital I/O Red LED (D202) RF_FE_2/RPK3/RK3 RF front-end control/remappable peripheral/PORTK digital I/O Green LED (D204)

3.8 Ethernet Interface

The PIC32 WFI32E Curiosity Board includes headers to mount different Ethernet PHY daughter boards to implement a complete Ethernet node for networking. This user guide uses the LAN8720A PHY daughter board (AC320004-3) as an example. Table 3-7. Ethernet PHY Daughter Board Daughter Board Part Number LAN8720A PHY daughter board AC320004-3 Note: Ethernet PHY daughter boards are not verified for regulatory compliance. The Microchip LAN8720A PHY daughter board is populated with a small footprint RMII 10/100 Ethernet transceiver (LAN8720A). This daughter board enables Ethernet communication with a variety of Microchip development boards. The following table lists the pin details and descriptions of the Ethernet PHY daughter board. Table 3-8. Ethernet PHY Daughter Board Header Pin Description Pin Number Pin on Ethernet PHY Daughter Board Pin Description of Ethernet PHY Daughter Board Pin on WFI32E01 Module(1)(2)

1 TX_EN Ethernet Transmit Enable CVDT11/ETXEN/RPC13/RC13

2 TXDO Ethernet Transmit Data 0 CVDT13/ETXD0/RPC15/RC15

3 TXD1 Ethernet Transmit Data 1 CVDT12/ETXD1/RPC14/RC14

4 NC Not connected NC

5 NC Not connected NC

6 GND Ground GND

7 XTALI Clock output NC

8 CLK_IN Clock input ETH_CLK_OUT/CVDT10/RPC12/RC12

10 +3V3 Input power supply 3V3

11 NC Not connected NC

© 2020 Microchip Technology Inc. User Guide DS50003028A-page 12

Pin Description of Ethernet PHY Daughter Board Pin on WFI32E01 Module(1)(2)

12 NC Not connected NC

13 NC Not connected NC

14 NC Not connected NC

15 RXD1 Ethernet Receive Data 1 CVDT8/ERXD1/RPC10/RC10

16 RXD0 Ethernet Receive Data 0 CVDT9/ERXD0/RPC11/RC11

17 RX_ER Ethernet Receive Error CVDT7/ERXERR/RPC9/RC9

18 CRS_DV Ethernet Rx Data Valid Input CVDT14/ERXDV/RPK12/RK12

19 MDC Ethernet Management Data

20 MDIO Ethernet Management Data

21 INT Interrupt output PTA_BT_PRIO/RPK6/RK6

22 RST System Reset AN14/ANN0/CVD14/CVDR14/RPA14/RA14

23 NC Not connected NC

24 NC Not connected NC

Notes: 1. These are Peripheral Pin Select (PPS) pins and can be configured for any of the supported peripheral functions based on the end user application. 2. For more details on the WFI32E01 pins, refer to the PIC32MZ1025W104 MCU and WFI32E01 Module with Wi-Fi® and Hardware-based Security Accelerator Data Sheet (DS70005425).

3.9 GPIO Header

The PIC32 WFI32E Curiosity Board provides a header (J207) to access the unused WFI32E01 GPIO pins. The following table lists the details of the GPIO header. Table 3-9. GPIO Header Description Pin Number Pin on GPIO Header Pin Description of GPIO Header Pin on WFI32E01 Module(1)(2)

1 GND Ground GND

2 GND Ground GND

3 TDI JTAG test data TDI/PGD4/AN9/CVD9/CVDR9/RPB9/RB9

4 GND Ground GND

5 TDO JTAG test data output TDO/AN7/CVD7/CVDR7/RPB7/RB7

7 TMS JTAG Test mode

TMS/AN6/CVD6/CVDR6/RPB6/RB6 © 2020 Microchip Technology Inc. User Guide DS50003028A-page 13

Pin on GPIO Header Pin Description of GPIO Header Pin on WFI32E01 Module(1)(2)

9 TCK JTAG test cock TCK/PGC4/AN8/CVD8/CVDR8/RPB8/RB8

10 GND Ground GND

11 MCLR Reset pin MCLR

13 U1RX UART1 receive input U1RX

15 +3.3 VCC +3.3V

16 NC Not connected NC

17 GND Ground GND

18 NC Not connected NC

19 NC Not connected NC

20 NC Not connected NC

21 NC Not connected NC

22 NC Not connected NC

23 U1TX UART1 transmit

Notes: 1. These are PPS pins and can be configured for any of the supported peripheral functions based on the end user application. 2. For more details on the WFI32E01 pins, refer to the PIC32MZ1025W104 MCU and WFI32E01 Module with Wi-Fi® and Hardware-based Security Accelerator Data Sheet (DS70005425).

3.10 XPRO Header

The PIC32 WFI32E Curiosity Board provides the XPRO header (J203) to have a pin-to-pin compatibility for XPRO boards. The following table describes the details of the XPRO header pin. Table 3-10. XPRO Header Pin Description Pin Number Pin on XPRO Header Pin Description of XPRO Header Pin on WFI32E01 Module(1)(2)

1 ID(4) Communication line to the ID chip

PTA_BT_PRIO/RPK6/RK6

3 ADC(+) Analog-to-Digital converter,

alternatively positive part of differential ADC TMS/AN6/CVD6/CVDR6/RPB6/RB6

4 ADC(-) Analog-to-Digital converter,

alternatively negative part of differential ADC AN14/ANN0/CVD14/CVDR14/RPA14/RA14 PIC32 WFI32E Hardware © 2020 Microchip Technology Inc. User Guide DS50003028A-page 14

Pin Description of XPRO Header Pin on WFI32E01 Module(1)(2)

5 GPIO1 General purpose I/O TCK/PGC4/AN8/CVD8/CVDR8/RPB8/RB8

6 GPIO2 General purpose I/O PTA_BT_PRIO/RPK6/RK6

7 PWM(+) Pulse width modulation,

alternatively positive part of differential PWM ANA0/RPB12/RB12

8 PWM(-) Pulse width modulation,

alternatively negative part of differential PWM USBID/AN2/CVD2/CVDR2/CVDT5/ RPB2/RB2

9 IRQ/GPIO(5) Interrupt request line and/or general

AN17/CVD17/CVDR17/INT0/RPA10/RA10

10 SPI_SS_B/GPIO Slave select for SPI and/or general

PTA_BT_ACTIVE/RPK7/RK7

11 I2C_SDA Data line for I2C interface SDA1/RPA5/RA5

12 I2C_SCL Clock line for I2C interface SCL1/RPA4/RA4

13 UART_RX Receiver line of target device UART TDI/PGD4/AN9/CVD9/CVDR9/RPB9/RB9

14 UART_TX Transmitter line of target device

TDO/AN7/CVD7/CVDR7/RPB7/RB7 15 SPI_SS_A Slave select for SPI. This pin must be preferably unique PTA_BT_ACTIVE/RPK7/RK7

16 SPI_MOSI Master-out, slave-in line of serial

PTA_WLAN_ACTIVE/RPK5/RK5

17 SPI_MISO Master-in, slave-out line of serial

BT_CLK_OUT/RPK4/RK4

18 SPI_SCK Clock for serial peripheral interface SCK2/RPA11/RA11

19 GND Ground GND

20 VCC Power for extension board VCC

Notes: 1. These are PPS pins and can be configured for any of the supported peripheral functions based on the end user application. 2. For more details on the WFI32E01 pins, refer to the PIC32MZ1025W104 MCU and WFI32E01 Module with Wi-Fi® and Hardware-based Security Accelerator Data Sheet (DS70005425). 3. The SPI2 interface on the XPRO board can operate up to 12.5 MHz, and the WFI32E01 module supports up to 20 MHz. 4. The JP200 jumper must be mounted on the J210 connector to use the ID feature. 5. The JP201 jumper must be mounted on the J211 connector pin2 and pin3 to use this feature.

3.11 Temperature Sensor

Connect an analog output from the temperature sensor (Microchip TC1047A, U204) to one of the analog pins (ANN1/ CVD15/CVDR15/RPA13) of the module's ADC channel. Note: Short the J209 jumper to enable the temperature sensor. PIC32 WFI32E Hardware © 2020 Microchip Technology Inc. User Guide DS50003028A-page 15

3.12 Serial Flash

The PIC32 WFI32E Curiosity Board has an on-board 32-Mb external SPI Flash (SST26VF032B) memory for storage of data. The following table describes the details of the serial Flash pin connection. Table 3-11. Serial Flash Pin Description Pin Number Pin on Serial Flash (SST26VF032B) Pin Description of Serial Flash Pin on WFI32E01 Module(1)

1 CE Chip Enable SPI1CS/RPA1/RA1

2 SO Serial Data Output for SPI

3 WP Write-Protect Not Connected

4 VSS Ground GND

5 SI Serial Data Input for SPI mode SDO1/RPC8/RC8

6 SCK Serial Clock SCK1/RPC6/RC6

7 HOLD Hold Not Connected

8 VDD Input power supply VDD

Note: 1. For more details on the WFI32E01 pins, refer to the PIC32MZ1025W104 MCU and WFI32E01 Module with Wi-Fi® and Hardware-based Security Accelerator Data Sheet (DS70005425).

3.13 Carrier Board Interface

The WFI32E01 module is connected to the carrier board connector (J401). The following table describes the pinout details of the J401 connector. Table 3-12. Carrier Board Interface Description Pin Number Pin on Carrier Board Pin Description on Carrier Board Pin on WFI32E01 Module(1)(2)

1 MCLR Reset MCLR

2 PTA_WLAN_ACTIVE/RPK5 Wi-Fi

PTA_WLAN_ACTIVE/RPK5/RK5

3 PTA_BT_PRIO/RPK6 Wi-Fi and Bluetooth

PTA_BT_PRIO/RPK6/RK6

4 PTA_BT_ACTIVE/RPK7 Wi-Fi and Bluetooth

PTA_BT_ACTIVE/RPK7/RK7

5 BT_CLK_OUT/RPK4 Bluetooth clock out (26

MHz)/remappable peripheral/PORTK digital I/O BT_CLK_OUT/RPK4/RK4 PIC32 WFI32E Hardware © 2020 Microchip Technology Inc. User Guide DS50003028A-page 16

Pin Number Pin on Carrier Board Pin Description on Carrier Board Pin on WFI32E01 Module(1)(2)

6 SDI1/RPC7 SPI1 serial data input/

7 GND Ground GND

8 CVDT7/ERXERR/RPC9 ADC CVD controller TX

9 SDO1/RPC8 SPI1 serial data output/

10 CVDT16/EMDC/RPK14 ADC CVD controller TX

11 SCK1/RPC6 SPI1 serial clock/

15 NC Not connected NC

17 NC Not connected NC

20 CVDT15/EMDIO/RPK13 ADC CVD controller TX

21 SPI1CS/RPA1 SPI1 slave select/chip

22 CVDT14/ERXDV/RPK12 ADC CVD controller TX

© 2020 Microchip Technology Inc. User Guide DS50003028A-page 17

Pin Number Pin on Carrier Board Pin Description on Carrier Board Pin on WFI32E01 Module(1)(2)

23 CVDT13/ETXD0/RPC15 ADC CVD controller TX

24 GND Ground GND

25 CVDT12/ETXD1/RPC14 ADC CVD controller TX

26 U1TX UART1 transmit output U1TX

27 GND Ground GND

28 U1RX UART1 receive input U1RX

29 CVDT10/ETH_CLK_OUT/RPC12 ADC CVD controller TX

output/Ethernet clock out/ remappable peripheral/ PORTC digital I/O CVDT10/ETH_CLK_OUT/RPC12/ RC12

30 NC Not connected NC

31 GND Ground GND

32 GND Ground GND

33 GND Ground GND

34 NC Not connected NC

35 CVDT8/ERXD1/RPC10 ADC CVD controller TX

36 SDA1/RPA5/RA5 I2C1 data/remappable

37 CVDT9/ERXD0/RPC11 ADC CVD controller TX

38 SCL1/RPA4 I2C1 clock/remappable

39 CVDT11/ETXEN/RPC13 ADC CVD controller TX

© 2020 Microchip Technology Inc. User Guide DS50003028A-page 18

Pin Number Pin on Carrier Board Pin Description on Carrier Board Pin on WFI32E01 Module(1)(2)

40 GND Ground GND

41 USBID/AN2/CVD2/CVDR2/CVDT5/

USB OTG ID input USBID/AN2/CVD2/CVDR2/ CVDT5/RPB2/RB2

42 RF_FE_4/RPK1 RF front-end control/

RF_FE_4/RPK1/RK1

43 USB_ D+ USB data + USB_ D+

44 RF_FE_2/RPK3 RF front-end control/

RF_FE_2/RPK3/RK3

45 USB_D- USB data - USB_D-

46 GND Ground GND

47 VBUS VBUS power input VBUS

48 AN14/ANN0/CVD14/CVDR14/

49 VBUSON/CVD1/CVDR1/

50 ANA0/RPB12/RB12 Analog input/remappable

51 GND Ground GND

52 AN15/ANN1/CVD15/CVDR15/

53 PGC2/AN4/CVD4/CVDR4/CVDT3/

Programming (ICSP)™ programming clock/analog input/ADC CVD controller output/ADC CVD controller RX output/ADC CVD controller TX output/ remappable peripheral/ PORTB digital I/O PGC2/AN4/CVD4/CVDR4/ CVDT3/RPB4/RB4

54 AN17/CVD17/CVDR17/INT0/RPA10 Analog input/ADC CVD

External interrupt input 0/ remappable peripheral/ PORTA digital I/O AN17/CVD17/CVDR17/INT0/ RPA10/RA10 PIC32 WFI32E Hardware © 2020 Microchip Technology Inc. User Guide DS50003028A-page 19

Pin Number Pin on Carrier Board Pin Description on Carrier Board Pin on WFI32E01 Module(1)(2)

55 PGD2/AN5/CVD5/CVDR5/CVDT2/

56 GND Ground GND

57 TDO/AN7/CVD7/CVDR7/RPB7 JTAG test data output/

58 NC Not connected NC

59 TDI/PGD4/AN9/CVD9/CVDR9/

60 NC Not connected NC

61 TCK/PGC4/AN8/CVD8/CVDR8/

62 NC Not connected NC

63 TMS/AN6/CVD6/CVDR6/RPB6 JTAG Test mode select

64 NC Not connected NC

65 SCK2/RPA11 SPI2 clock/remappable

66 NC Not connected NC

67 GND Ground GND

68 NC Not connected NC

© 2020 Microchip Technology Inc. User Guide DS50003028A-page 20

Pin Number Pin on Carrier Board Pin Description on Carrier Board Pin on WFI32E01 Module(1)(2)

69 NC Not connected NC

70 NC Not connected NC

71 NC Not connected NC

72 3V3_IN 3.3V input power supply 3V3_IN

73 VBAT_IN Power supply VBAT_IN

74 3V3_IN 3.3V input power supply 3V3_IN

75 VBAT_IN Power supply VBAT_IN

Notes: 1. These are Peripheral Pin Select (PPS) pins and can be configured for any of the supported peripheral functions based on the end user application. 2. For more details on the WFI32E01 pins, refer to the PIC32MZ1025W104 MCU and WFI32E01 Module with Wi-Fi® and Hardware-based Security Accelerator Data Sheet (DS70005425). PIC32 WFI32E Hardware © 2020 Microchip Technology Inc. User Guide DS50003028A-page 21

  1. PIC32 WFI32E Curiosity Board Out of Box Demo The Out of Box (OOB) demo connects to the cloud and allows the user to control the Curiosity board via a web-based interface. Go to github.com/MicrochipTech/PIC32MZW1_Curiosity_OOB for the code and documentation related to OOB demo. PIC32 WFI32E PIC32 WFI32E Curiosity Board Out of Box Demo © 2020 Microchip Technology Inc. User Guide DS50003028A-page 22
  1. Appendix A: WFI32E01 Carrier Board The WFI32E01 carrier board is a plug-in board designed around the WFI32E01 module. The carrier board brings all the signals from the module onto the Curiosity board for rapid prototyping. The WFI32E01 carrier board has an on- board crystal (32.768 kHz) for RTCC and a header (J102) for the current measurement (see the following figure). Figure 5-1. WFI32E01 Carrier Board Current Measurement Header (J102) Crystal The current measurement header (J102) measures the total current consumed by the WFI32E01 module using a multimeter. To measure the total current consumption of the module, remove the jumper from J102 and connect a voltmeter across its pins. A 1Ω resistor available on-board across the jumper gives a 1:1 relationship between the voltage drop and current consumption. The following table lists the details of the carrier board. Table 5-1. WFI32E01 Carrier Board Details Item No. Description Part Number Supported Module

1 WFI32E01 carrier board WFI32E01_CB WFI32E01PC

Appendix A: WFI32E01 Carrier Board © 2020 Microchip Technology Inc. User Guide DS50003028A-page 23

  1. Appendix B: Reference Circuit

6.1 PIC32 WFI32E Curiosity Board Reference Schematics

Figure 6-1. PIC32 WFI32E Curiosity Board Schematics (Sheet 1 of 4)rotatethispage90 MikroBUS Header PHY Daughter Board HDRs CLK_IN +3.3V 0RR227DNP 0RR229DNP 0RR231DNP +3.3V Gnd 2 Vdd4 Stby 1 Out3 50.000MHz DNP X200 VBUS_DBG IRLML6402 Q200 HDR-2.54 Male 2x3 J202 10k R221 PKOB PWR USB PWR POWER IN 10k R223 10k R224 +3.3V SWITCHES TP202 GND 10k R220 +3.3V VIN +5V +5V 330R R203 10k R202 VIN +3.3V DNP 0402 R200 VBUS_DEVICE_SWITCHED_SENSE USER LEDs 330R R222 330R R201 R225 ID 4 VBUS 1 GND 5 D- 2 D+ 3 USB2.0MICRO-BFEMALE J204 +3.3V ICSP HDR GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND NMCLR NMCLR I2C_SCL UART_TX SPI_MOSI SPI_SCK PWM GPIO_2 ADC- +3.3V Xpro Header

2 PIN PWR

HDR-2.54 Male 1x2 J201 1 4 2 3TACT SPST SW200 1 4 2 3TACT SPST SW201 GND TARGET_POWER_ENABLE 12 34 56 78 910 1112 1314 1516 HDR-2.54 Male 2x12 J207 U1TX GND 22R0402 R226 GND 0RR207 0RR209 0RR211 0RR213 0RR215 0RR217 0RR219 0RR205 USB_D- USB_D+ RED D202 +3.3V +3.3V GND GND +3.3V +3.3V TP203

1 TP204

RF_FE_2/RPK3 RF_FE_4/RPK1 330R R237 GNDGND VDD1 VSS VOUT 2 TC1047A U204 330R R238 GPIO Header Temperature Sensor +3.3V 33R DNP R230 CLK_OUT CLK_IN CLK_OUT 5V INPUT HDR-2.54 Male 1x6 J206 IO11 IO22 GND3 IO3 4 Vcc 5 TPD3E001 U201 VIN1 GND2 EN3 FAULT 4 VOUT 5 MIC2005Axxx5 U200 VIN 1 GND 2 EN 3FAULT4 VOUT5 MIC2005Axxx5 U202 CE1 SO/SIO12 WP/SIO23 VSS4 SI/SIO0 5SCK 6HOLD/SIO3 7VDD 8 SST26VF032B U203 12 34 56 78 910 1112 1314 1516 HDR-2.54 Male 2x10 RA Rotated 180 J203 I2C_SDA UART_RX SPI_SS_A SPI_MISO IRQ/GPIO GPIO_1 ADC+ PWM+0RR208 0RR206 0RR212 0RR214 0RR216 0RR218 0RR204 MBR0520 D203 SCK2/RPA11 BT_CLK_OUT/RPK4 PTA_WLAN_ACTIVE/RPK5 ANA0/RPB12 SCL1/RPA4 SDA1/RPA5 PTA_BT_PRIO/RPK6 PTA_BT_ACTIVE/RPK7 SDA1/RPA5 PTA_BT_PRIO/RPK6 ANA0/RPB12 PTA_WLAN_ACTIVE/RPK5 GPIO_2 SCL1/RPA4 PTA_BT_PRIO/RPK6 SCK2/RPA11 PTA_BT_ACTIVE/RPK7 BT_CLK_OUT/RPK4 PTA_BT_PRIO/RPK6 NMCLR U1RX PGC4/TCK/AN8/CVD8/CVDR8/RPB8 PGC4/TCK/AN8/CVD8/CVDR8/RPB8 TMS/AN6/CVD6/CVDR6/CVDT1/RPB6 TMS/AN6/CVD6/CVDR6/CVDT1/RPB6 TMS/AN6/CVD6/CVDR6/CVDT1/RPB6 SDI1/RPC7 SPI1CS/RPA1 SDO1/RPC8 SCK1/RPC6 USBID/AN2/CVD2/CVDR2/CVDT5/RPB2 VBUSON/CVD1/CVDR1/CVDT6/AN1/RPB1 ANN0/CVD14/CVDR14/RPA14 ANN0/CVD14/CVDR14/RPA14 ANN0/CVD14/CVDR14/RPA14 ANN1/CVD15/CVDR15/RPA13 ANN1/CVD15/CVDR15/RPA13 ETH_CLK_OUT/CVDT10/RPC12 ERXD1/CVDT8/RPC10 ERXD0/CVDT9/RPC11 ETXEN/CVDT11/RPC13 SPI_SS_B/GPIO ID Y-LINE-5 Y-LINE-1 LED0 LED6 Y-LINE-2 Y-LINE-3 Y-LINE-4 Y-LINE-0 LED1LED7 LED2 LED3 LED4 LED5 USBID/AN2/CVD2/CVDR2/CVDT5/RPB2 TDO/AN7/CVD7/CVDR7/CVDT0/RPB7 TDO/AN7/CVD7/CVDR7/CVDT0/RPB7 TDO/AN7/CVD7/CVDR7/CVDT0/RPB7 ETXD0/CVDT13/RPC15 ETXD1/CVDT12/RPC14 EMDIO/CVDT15/RPK13 EMDC/CVDT16/RPK14 ERXERR/CVDT7/RPC9 ERXDV/CVDT14/RPK12 PGC2/AN4/CVD4/CVDR4/CVDT3/RPB4 PGD2/AN5/CVD5/CVDR5/CVDT2/RTCC/RPB5 PGC4/TCK/AN8/CVD8/CVDR8/RPB8 PGD4/TDI/AN9/CVD9/CVDR9/RPB9 PGD4/TDI/AN9/CVD9/CVDR9/RPB9 PGD4/TDI/AN9/CVD9/CVDR9/RPB9 SWITCH1 Shunt 2.54mm 1x2 JP200 Shunt 2.54mm 1x2 JP201 Shunt 2.54mm 1x2 JP202 HDR-1.27 Female 1x12 J208 HDR-1.27 Female 1x3 J208-2 HDR-1.27 Female 1x3 J208-3 HDR-1.27 Female 1x12 J208-1 GND GNDGND Reserved2 Reserved1 Reserved3 Reserved4 Reserved5 Reserved6 Reserved7 Reserved8 Reserved9 HDR-2.54 Male 1x3 J211 INT0/AN17/CVD17/CVDR17/RPA10 SWITCH1 EXT_GPIO EXT_GPIO Shunt 2.54mm 1x2 JP203 Shunt 2.54mm 1x2 JP204 10k 0603 DNP R232 10k 0603 DNP R233 10k 0603 DNP R23410k 0603 DNP R235 10k 0603 R236 1 2 HDR-2.54 Male 1x2 J205 1 2 HDR-2.54 Male 1x2 J210 1 2 HDR-2.54 Male 1x2 J209 0.1uF 16V 0402 C200 0.1uF 16V0402C205 0.1uF 16V 0402 C207 0.1uF 16V 0402 DNP C208 0.1uF 16V 0402 C209 0.1uF 16V 0402 C210 100uF 16V 1210C2011uF 16V 0402 C202 4.7uF 16V 0805 C203 0.1uF 10V 0603 C211 GREEN D200 GREEN D201 GREEN D204 0R 0402 R228 4.7uF 10V 0603 C204 TP LOOP Red TP200 +5VTP LOOP Red TP201 VIN VBUS JP203 JUMPER POSITIONS on J202 2-1 4-3 External 5V (J201) PKOB USB Micro B (J302) 6-5 VBUS USB Micro B (J204) JP204 JUMPER POSITIONS ON J205 2-1 2-1 USB Device Mode(Default) USB Host Mode OPEN SHORT JP202 JUMPER POSITIONS ON J209 2-1 2-1 Temp Sensor Enabled (Default) Temp Sensor DisabledOPEN SHORT JP201 JUMPER POSITIONS ON J211 2-1 3-2 Switch 1 Enabled (Default) EXT GPIO EnabledOPEN SHORT JP200 JUMPER POSITIONS ON J210 2-1 2-1 Default ID Enabled OPEN SHORT AN1 RST2 CS3 SCK4 MISO5 MOSI6 +3.3V7 GND8 PWM 16 INT 15 RX 14 TX 13 SCL 12 SDA 11 +5V 10 GND 9 mikroBUS HOST J200 PIC32 WFI32E Appendix B: Reference Circuit © 2020 Microchip Technology Inc. User Guide DS50003028A-page 24

Figure 6-2. PIC32 WFI32E Curiosity Board Schematics (Sheet 2 of 4)rotatethispage90 SERIAL EEPROM (25LC256) J300 +3.3V_PKOB +3.3V_PKOB POWER DISTRIBUTION/SWITCHINGUSB INTERFACE (BUS POWERED) VBUS_DEVICE_SWITCHED_SENSE +3.3V EGND +3.3V_PKOB (Local Vdd/Vss bypass/decoupling.) +3.3V_PKOB +3.3V_PKOB MMBT3904 Q301 MMBT3904 Q302 DNP R330 330R R336 330R R303 330R R307 330R R309 10k R314 10k R300 10k R324 10k R327 10k R318 10k R320 100k R319 2.2k R321 2.2k R322 2.2k R315 PKOB Mode REAL ICE Mode pins 3-4: Shorted pins 3-4: Open J301 Jumper Positions CS1 SO 2 WP3 VSS 4 SI5 SCK6 HOLD7 VCC 8 25LC256 U301 VBUS_DBG TP302 GND 10k R331 10k R335 ID 4 VBUS 1 GND 5 D- 2 D+ 3 USB2.0MICRO-BFEMALE J302 GND GND GND GND GND GND GND GND GND GND GND GND GND NMCLR ASSEMBLY_ID_0 ASSEMBLY_ID_1 ICSP_MCLR_VPP_PICKIT3 SCK SDI SDO UTIL_CS UTIL_WP UTIL_SCK UTIL_SDI UTIL_SDO VDD_SENSE VPP_GND VPP_ON VPP_SENSE PMD5/CN63/RE5 1 SCL3/PMD6/CN64/RE6 2 SDA3/PMD7/CN65/RE7 3 C1IND/RP21/PMA5/CN8/RG64 C1INC/RP26/PMA4/CN9/RG75 C2IND/RP19/PMA3/CN10/RG86 MCLR7 RP27/PMA2/C2INC/CN11/RG98 VSS9 VDD10 PGEC3/AN5/C1INA/VBUSON/RP18/CN7/RB5 11PGED3/AN4/C1INB/USBOEN/RP28/CN6/RB4 12AN3/C2INA/VPIO/CN5/RB3 13AN2/C2INB/VMIO/RP13/CN4/RB2 14PGEC1/AN1/VREF-/RP1/CN3/RB1 15PGED1/AN0/VREF+/RP0/PMA6/CN2/RB0 16 PGEC2/AN6/RP6/CN24/RB6 17 PGED2/AN7/RP7/RCV/CN25/RB7 18 AVDD19 AVSS20 AN8/RP8/CN26/RB8 21 AN9/RP9/PMA7/CN27/RB9 22 TMS/CVREF/AN10/PMA13/CN28/RB10 23 TDO/AN11/PMA12/CN29/RB11 24 VSS25 VDD26 TCK/AN12/PMA11/CTED2/CN30/RB12 27 TDI/AN13/PMA10/CTED1/CN31/RB13 28 AN14/CTPLS/RP14/PMA1/CN32/RB14 29 AN15/RP29/REFO/PMA0/CN12/RB15 30 SDA2/RP10/PMA9/CN17/RF431 SCL2/RP17/PMA8/CN18/RF532 RP16/USBID/CN71/RF333 VBUS34 VUSB35 D-/RG336 D+/RG237 VDD38 OSCI/CLKI/CN23/RC12 39 OSCO/CLKO/CN22/RC15 40 VSS41 RTCC/DMLN/RP2/CN53/RD8 42 DPLN/SDA1/RP4/CN54/RD9 43 SCL1/RP3/PMCS2/CN55/RD10 44 RP12/PMCS1/CN56/RD11 45 DMH/RP11/INT0/CN49/RD0 46 SOSCI/C3IND/CN1/RC13 47 SOSCO/T1CK/C3INC/RPI37/CN0/RC14 48 VCPCON/RP24/CN50/RD1 49 DPH/RP23/CN51/RD2 50 RP22/PMBE/CN52/RD3 51 RP25/PMWR/CN13/RD4 52 RP20/PMRD/CN14/RD5 53 C3INB/CN15/RD6 54 C3INA/CN16/RD7 55 VCAP/VDDCORE56 ENVREG57 VBUSST/VCMPST1/CN68/RF058 VCMPST2/CN69/RF159 PMD0/CN58/RE0 60 PMD1/CN59/RE1 61 PMD2/CN60/RE2 62 PMD3/CN61/RE3 63 PMD4/CN62/RE4 64 PIC24FJ256GB106 U300 GND GND GND GND PGC__PKOB PGD_PKOB PKOB_CLKI VBUS_DBG GND VREF_2.5V GND TARGET_POWER_ENABLE VBUS_DEVICE_SWITCHED_SENSE +3.3V_PKOB +3.3V_PKOB POWER_GOOD_PICKIT3 SDO 12MHz Y300 330RR301 +3.3V_PKOB +3.3V_PKOB PIC_USB_D- PIC_USB_D+ 200KR316 +3.3V_PKOB +3.3V_PKOB +3.3V_PKOB +3.3V_PKOB UTIL_CS UTIL_WP UTIL_SDIUTIL_SDO UTIL_SCK SCK SDI SDO PICKit On Board-3 RSX101MM-30TR D300 ICSP_MCLR_VPP_PICKIT3 PGC__PKOB PGD_PKOB VPP_GND VPP_ON VDD_SENSE VPP_SENSE GND GND +3.3V_PKOB 2.2uF 16V 0603 C314 2.2uF C316 DNP R333 200K R332 TP301 GND VIN GND GND PIC_USB_D- PIC_USB_D+ VREF_2.5V TARGET_POWER_ENABLE POWER_GOOD_PICKIT3 HDR-2.54 Male 2x2 J301 147k 0603 R337 GND 3.16k 0603 R306 IO11 IO22 GND3 IO3 4 Vcc 5 TPD3E001 U302 VIN1 GND2 EN3 FAULT 4 VOUT 5 MIC2005Axxx5 U304 GND 1uF 16V 0603 C313 3.92k 0402 R317 PGD2/AN5/CVD5/CVDR5/CVDT2/RTCC/RPB5 PGC2/AN4/CVD4/CVDR4/CVDT3/RPB4 Shunt 2.54mm 1x2 JP300 8pF 50V 0603 C304 8pF 50V 0603 C305 MMBT3906 Q300 Shunt 2.54mm 1x2 JP301 10k 0603 R308 10k 0603 R310 10kR312 10kR313 0.1uF 16V 0402 C300 0.1uF 16V 0402 C302 0.1uF 16V 0402 C307 0.1uF 16V 0402 C308 0.1uF 16V 0402 C309 0.1uF 16V 0402 C310 0.1uF 16V 0402 C311 0.1uF 16V 0402 C315 0.1uF 16V 0402 C317 1uF 16V 0402 C303 1uF 16V 0402 C306 1uF 16V 0402 C312 10uF 10V 0603 C301 GREEN D301 0402 R323 0402 R326 0402 R328 0402 R334 4.7uF 10V 0603 C318 4.7uF 10V 0603 C319 TP LOOP Red TP300 +3.3V 0603 R302 4.7k 0402 R311 4.7k 0402 R304 100R 0603 1%R305 100R 1206 R325 VIN1 VIN2 SHDN3 GND 4PWRGD5 CDELAY 6ADJ 7 VOUT 8 EP 9 MCP1727/0.8V-5V U303 GND PKOB Mode REAL ICE Mode pins 1-2: Shorted pins 1-2: Open J300 Jumper Positions 20k 0603 R338 20k 0603 R329 PIC32 WFI32E Appendix B: Reference Circuit © 2020 Microchip Technology Inc. User Guide DS50003028A-page 25

Figure 6-3. PIC32 WFI32E Curiosity Board Schematics (Sheet 3 of 4)rotatethispage90 +3.3V 3V3_IN HDR-2.54 Male 1x2 J402 3V3_IN VBAT_IN CARRIER BOARD CONNECTOR VBUS USB_D- USB_D+ 3V3_IN 22RR404 22RR406 22RR408 22RR410 10k DNP R400 10k DNP R401 10k DNP R402 10k DNP R403 33RR420 33RR421 33RR422 22RR416 22RR417 22RR418 22RR419 22RR411 22RR405 22RR407 22RR409 3V3_IN 22RR425 22RR426 22RR423 22RR424 22RR413 22RR412 U1RX U1TX 3V3_IN GND VBAT_IN RF_FE_4/RPK122RR431 22RR432 22RR414 22RR415 RESERVED2 22R DNPR433 3V3_IN GND GND RF_FE_2/RPK3 22uF 16V 0805 C402 GND 1TP401 1TP402 GND 22R DNPR434 22R DNPR435 22R DNPR436 22R DNPR437 22R DNPR438 22R DNPR439 1 2 3 4 5 6 7 8 9 10 69 70 71 72 73 74 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 EDGE 67P Female J401 NMCLR PTA_BT_PRIO/RPK6 BT_CLK_OUT/RPK4 SCK2/RPA11 PTA_WLAN_ACTIVE/RPK5 PTA_BT_ACTIVE/RPK7 SDI1/RPC7 SCL1/RPA4 SDA1/RPA5 RESERVED1 ANA0/RPB12 RESERVED8 RESERVED9 RESERVED3 RESERVED4 RESERVED5 RESERVED6 RESERVED7 ANN1/CVD15/CVDR15/RPA13 INT0/AN17/CVD17/CVDR17/RPA10 SDO1/RPC8 SCK1/RPC6 SPI1CS/RPA1 ETH_CLK_OUT/CVDT10/RPC12 USBID/AN2/CVD2/CVDR2/CVDT5/RPB2 VBUSON/CVD1/CVDR1/CVDT6/AN1/RPB1 ERXD1/CVDT8/RPC10 ERXD0/CVDT9/RPC11 ETXEN/CVDT11/RPC13 PGC4/TCK/AN8/CVD8/CVDR8/RPB8 PGD4/TDI/AN9/CVD9/CVDR9/RPB9 TDO/AN7/CVD7/CVDR7/CVDT0/RPB7 TMS/AN6/CVD6/CVDR6/CVDT1/RPB6 ANN0/CVD14/CVDR14/RPA14 EMDIO/CVDT15/RPK13 EMDC/CVDT16/RPK14 ERXERR/CVDT7/RPC9 ERXDV/CVDT14/RPK12 ETXD0/CVDT13/RPC15 ETXD1/CVDT12/RPC14 PGC2/AN4/CVD4/CVDR4/CVDT3/RPB4 PGD2/AN5/CVD5/CVDR5/CVDT2/RTCC/RPB5 SCL1/RPA4 SDA1/RPA5 0.1uF 16V 0402 C401 600R FB400 0R R440 0R R441 0R R442 0R R443 0R R444 0R R445 0R R446 1.5k 0402 R427 RESERVED10 RESERVED11 1.5k 0402 R428 PIC32 WFI32E Appendix B: Reference Circuit © 2020 Microchip Technology Inc. User Guide DS50003028A-page 26

Figure 6-4. WFI32E01 Carrier Board Schematics (Sheet 4 of 4)rotatethispage90 GND NMCLR U1RX U1TX GND GNDGND RF INTERFACE RF_FE_4/RPK1 RESERVED9 RESERVED3 RESERVED4 RESERVED5 RESERVED6 RESERVED7 RESERVED1 RESERVED10 RESERVED11 RESERVED8 NMCLR SCK2/RPA11 ANA0/RPB12 RF_ANT_TP 22uF 16V 0805 C102 0.1uF 16V 0402 C101 GND GND GNDGND USB_D- USB_D+ U1RX U1TX RESERVED2 RF_FE_2/RPK3 TP101 TP102 TP103 1R 2512 R101 3V3_MOD3V3_IN VREGCAP0/1 VREGCAP3/5/6 VREGCAP4/7/8 3V3_IN 3V3_MOD VBAT_IN HDR-2.54 Male 1x3 J102 GND 3V3_IN 3V3_MOD GND 47uF 10V 0805 DNP C106 GND GND GND GND GND GND GND BUK_1.5V GND TP104 SH205 SH-30/57 SH207 SH-30/57 SH203 SH-30/57 SH209 SH-30/57 GND GND GND GND GND GND PTA_BT_PRIO/RPK6 BT_CLK_OUT/RPK4 SDO1/RPC8 SCK1/RPC6 SPI1CS/RPA1 SDI1/RPC7 SDA1/RPA5 SCL1/RPA4 32.768KHZ Y101 32.768KHZ DNP Y102 Note: 1. R113 and R114 used as jumper for reconnection of Y101. 2. Y101 is the default crystal mounted, Y102 is an optional ETXD0/CVDT13/RPC15 ETXD1/CVDT12/RPC14 ETH_CLK_OUT/CVDT10/RPC12 ERXD1/CVDT8/RPC10 ERXD0/CVDT9/RPC11 VBUS USB_D- USB_D+ ETXEN/CVDT11/RPC13 PGC2/AN4/CVD4/CVDR4/CVDT3/RPB4 USBID/AN2/CVD2/CVDR2/CVDT5/RPB2 VBUSON/CVD1/CVDR1/CVDT6/AN1/RPB1 SOSCI/PB15 SOSCO/PK15 PGD2/AN5/CVD5/CVDR5/CVDT2/RTCC/RPB5 SCK2/RPA11 ANA0/RPB12 ANN0/CVD14/CVDR14/RPA14 PGC4/TCK/AN8/CVD8/CVDR8/RPB8 PGD4/TDI/AN9/CVD9/CVDR9/RPB9 TDO/AN7/CVD7/CVDR7/CVDT0/RPB7 TMS/AN6/CVD6/CVDR6/CVDT1/RPB6 ANN1/CVD15/CVDR15/RPA13 INT0/AN17/CVD17/CVDR17/RPA10 SDA1/RPA5 SCL1/RPA4 RF_FE_4/RPK1 RF_FE_2/RPK3 PTA_BT_ACTIVE/RPK7 PTA_WLAN_ACTIVE/RPK5 PTA_BT_PRIO/RPK6 SDO1/RPC8 BT_CLK_OUT/RPK4 SDI1/RPC7 SCK1/RPC6 SPI1CS/RPA1 EMDIO/CVDT15/RPK13 EMDC/CVDT16/RPK14 ERXERR/CVDT7/RPC9 ERXDV/CVDT14/RPK12 ETXD0/CVDT13/RPC15 ETXD1/CVDT12/RPC14 ETH_CLK_OUT/CVDT10/RPC12 ERXD1/CVDT8/RPC10 ERXD0/CVDT9/RPC11 ETXEN/CVDT11/RPC13 USBID/AN2/CVD2/CVDR2/CVDT5/RPB2 VBUS VBUSON/CVD1/CVDR1/CVDT6/AN1/RPB1 PGC2/AN4/CVD4/CVDR4/CVDT3/RPB4 PGD2/AN5/CVD5/CVDR5/CVDT2/RTCC/RPB5 PGC4/TCK/AN8/CVD8/CVDR8/RPB8 PGD4/TDI/AN9/CVD9/CVDR9/RPB9 TDO/AN7/CVD7/CVDR7/CVDT0/RPB7 TMS/AN6/CVD6/CVDR6/CVDT1/RPB6 PTA_BT_ACTIVE/RPK7 PTA_WLAN_ACTIVE/RPK5 EMDIO/CVDT15/RPK13 EMDC/CVDT16/RPK14 ERXERR/CVDT7/RPC9 ERXDV/CVDT14/RPK12 ANN0/CVD14/CVDR14/RPA14 ANN1/CVD15/CVDR15/RPA13 INT0/AN17/CVD17/CVDR17/RPA10 SOSCI/PB15SOSCO/PK15 33R 0402 R102 Shunt 2.54mm 1x2 JP101 0R 0402R108 0402 R111 0402 R112 0R 0402R109 0R 0402R110 200R 0402 1% R105 200R 0402 1% R106 100R 0402R107 120R @ 100MHz R103 120R @ 100MHz R104 P11 P22 P33 P44 P55 P66 P77 P88 P99 P1010 P1111 P1212 P1313 P1414 P1515 P1616 P1717 P49 49 P48 48 P47 47 P46 46 P45 45 P44 44 P43 43 P42 42 P41 41 P40 40 P39 39 P38 38 P37 37 P36 36 P35 35 P29 29 P28 28 P1818 P1919 P2020 P2121 P2222 P2323 P2424 P2525 P2626 P27 27 P31 31 P30 30 P34 34 P33 33 P32 32 P50 50 P51 51 P52 52 P53 53 P54 54 WFI32E01PC U101 11 2 3 4 5 6 7 8 9 10 69 70 71 72 73 74 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 WFI32E01 Carrier Board J101 12pF 50V 0402 C115 12pF 50V 0402 C116

0402 DNP

Note: J102 shunt position PIN 1-2 Note: TP101 to TP104 for factory test CAD NOTE All the DATA and CLK lines should have proper GND. PIC32 WFI32E Appendix B: Reference Circuit © 2020 Microchip Technology Inc. User Guide DS50003028A-page 27

6.2 PIC32 WFI32E Curiosity Board Bill of Materials

The following table provides the Bill of Materials (BOM) for PIC32 WFI32E Curiosity Board. Table 6-1. Bill of Materials Reference Description Manufacturer Part Number C200, C205, C207, C209, C210, C300, C302, C307, C308, C309, C310, C311, C315, C317, C401 CAP CER 0.1uF 16V 10% X7R SMD 0402 Wurth Electronics Inc 885012205037 C201 CAP CER 100uF 16V 20% X5R SMD 1210 Yageo CC1210MKX5R7BB107 C202, C303, C306, C312 CAP CER 1uF 16V 10% X5R SMD 0402 Murata GRM155R61C105KE01D C203 CAP CER 4.7uF 16V 20% Y5V SMD 0805 Panasonic ECJ-2FF1C475Z C204, C318, C319 CAP CER 4.7uF 10V 10% X5R SMD 0603 KEMET C0603C475K8PACTU C211 CAP CER 0.1uF 10V 10% X7R SMD 0603 KEMET C0603C104K8RACTU C301 CAP CER 10uF 10V 20% X5R SMD 0603 Samsung CL10A106MP8NNNC C304, C305 CAP CER 8pF 50V 0.5pF C0G SMD 0603 Murata GRM1885C1H8R0DZ01D C313 CAP CER 1uF 16V 10% X5R SMD 0603 AVX 0603YD105KAT2A C314, C316 CAP CER 2.2uF 16V 10% X5R SMD 0603 TDK C1608X5R1C225K C402 CAP CER 22uF 16V 10% X5R SMD 0805 TDK C2012X5R1C226K D200, D201, D204, D301 DIO LED GREEN 2V 30mA 35mcd Clear SMD 0603 Lite-On Inc LTST-C191KGKT D202 DIO LED RED 2V 30mA 2mcd Clear SMD 0603 Lite-On LTST-C190EKT D203 DIO SCTKY MBR0520 385mV 500mA 20V SOD-123 Fairchild MBR0520L D300 DIODE SCHOTTKY 30V 1A PMDU Rohm Semiconductor RSX101MM-30TR FB400 FERRITE 600R@100MHz 300mA SMD 0603 Laird Technologies HZ0603C601R-00 J200 SOCKET mikroBUS HOST DIP 16 TH Sullins Connector Solutions PPTC081LFBN-RC J201, J205, J209, J210, J402 CON HDR-2.54 Male 1x2 Gold 5.84MH TH VERT FCI 77311-118-02LF PIC32 WFI32E Appendix B: Reference Circuit © 2020 Microchip Technology Inc. User Guide DS50003028A-page 28

Reference Description Manufacturer Part Number J202 CON HDR-2.54 Male 2x3 Gold 5.84MH TH VERT Samtec TSW-103-07-S-D J203 CON HDR-2.54 Male 2x10 Rotated 180Degrees Gold TH RT ANGLE Sullins Connector Solutions PBC10DBAN J204, J302 CON USB2.0 MICRO-B FEMALE TH/SMD R/A FCI 10118194-0001LF J206 CON HDR-2.54 Male 1x6 Gold 5.84MH TH R/A FCI 68016-106HLF J207 CON HDR-2.54 Male 2x12 Gold 5.84MH TH R/A FCI 68021-224HLF J208-2, J208-3 CON STRIP-1.27 Female 1x3 Gold TH VERT Samtec SLM-103-01-L-S J208, J208-1 CON STRIP-1.27 Female 1x12 Gold TH VERT Samtec SLM-112-01-L-S J211 CON HDR-2.54 Male 1x3 Gold 5.84MH TH VERT FCI 68000-103HLF J301 CON HDR-2.54 Male 2x2 Gold 5.84MH TH VERT Samtec TSW-102-07-G-D J401 CON EDGE MINI 0.5mm 67P Female SMD R/A TE Connectivity AMP Connectors 2199230-3 Q200 TRANS FET P-CH IRLML6402 -20V -3.7A 1.3W SOT-23-3 International Rectifier IRLML6402TRPBF Q300 TRANS BJT PNP MMBT3906 -40V -200mA 300mW SOT-23-3 NXP Semiconductors PMBT3906,215 Q301, Q302 TRANS BJT NPN MMBT3904 40V 200mA 310mW SOT-23-3 Diodes Incorporated MMBT3904-7 R201, R203, R222, R237, R238, R301, R303, R307, R309, R336 RES TKF 330R 5% 1/10W SMD 0402 Panasonic Electronic Components ERJ-2GEJ331X R202, R220, R221, R223, R224, R300, R314, R318, R320, R324, R327, R331, R335 RES TKF 10k 1% 1/10W SMD 0402 Panasonic ERJ-2RKF1002X R204, R205, R206, R207, R208, R209, R211, R212, R213, R214, R215, R216, R217, R218, R219, R228 RES TKF 0R SMD 0402, RES TKF 0R SMD 0402 AEC-Q200 Panasonic ERJ-2GE0R00X R225 RES TKF 1k 1% 1/10W SMD 0402 Panasonic ERJ-2RKF1001X PIC32 WFI32E Appendix B: Reference Circuit © 2020 Microchip Technology Inc. User Guide DS50003028A-page 29

Reference Description Manufacturer Part Number R226, R404, R405, R406, R407, R408, R409, R410, R411, R412, R413, R414, R415, R416, R417, R418, R419, R423, R424, R425, R426, R431, R432 RES TKF 22R 1% 1/20W SMD 0402 Panasonic Electronic Components ERJ-2RKF22R0X R236, R308, R310, R312, R313 RES TF 10k 1% 1/8W SMD 0603 Vishay Beyschlag MCT06030C1002FP500 R302 RES TKF 1k 1% 1/10W SMD 0603 Panasonic ERJ-3EKF1001V R304, R311 RES TKF 4.7k 5% 1/10W SMD 0402 Panasonic ERJ-2GEJ472X R305 RES TKF 100R 1% 1/10W SMD 0603 Panasonic ERJ-3EKF1000V R306 RES TKF 3.16k 1% 1/10W SMD 0603 Panasonic ERJ-3EKF3161V R315, R321, R322 RES TKF 2.2k 1% 1/10W SMD 0402 Panasonic ERJ-2RKF2201X R316, R332 RES TKF 200k 1% 1/10W SMD 0402 Panasonic ERJ-2RKF2003X R317 RES TKF 3.92K 1% 1/16W SMD 0402 Yageo RC0402FR-073K92L R319 RES TKF 100k 1% 1/10W SMD 0402 Panasonic ERJ-2RKF1003X R323, R326, R328, R334, R440, R441, R442, R443, R444, R445, R446 RES TKF 0R 1/16W SMD 0402 Yageo RC0402JR-070RL R325 RES TKF 100R 1% 1/4W SMD 1206 Yageo RC1206FR-07100RL R329, R338 RES TKF 20k 1% 1/10W SMD 0603 Panasonic ERJ-3EKF2002V R337 RES TKF 147k 1% 1/10W SMD 0603 Panasonic ERJ-3EKF1473V R420, R421, R422 RES TKF 33R 1% 1/10W SMD 0402 Panasonic Electronic Components ERJ-2RKF33R0X R427, R428 RES TKF 1.5K 1% 1/16W SMD 0402 Yageo RC0402FR-071K5L SW200, SW201 SWITCH TACT SPST 12V 50mA TL3301AF160QG SMD E-Switch TL3301AF160QG TP200, TP201, TP300 MISC, TEST POINT MULTI PURPOSE MINI RED Keystone 5000 PIC32 WFI32E Appendix B: Reference Circuit © 2020 Microchip Technology Inc. User Guide DS50003028A-page 30

Reference Description Manufacturer Part Number TP202, TP301, TP302 MISC, TEST POINT MULTI PURPOSE MINI BLACK Keystone 5001 U201, U302 DIO TVS ARRAY TPD3E001DRLR 11V 90W SMD SOT-553 Texas Instruments TPD3E001DRLR U200, U202, U304 MCHP ANALOG POWER SWITCH 5.5V 500mA MIC2005A-1YM5-TR SOT-23-5 Microchip Technology MIC2005A-1YM5-TR U203 MCHP MEMORY SERIAL FLASH SST26VF032B-104I/SM SOIJ-8 Microchip Technology SST26VF032B-104I/SM U204 MCHP ANALOG TEMPERATURE SENSOR -40C to +125C TC1047AVNBTR SOT-23-3 Microchip Technology TC1047AVNBTR U300 MCHP MCU 16-BIT 32MHz 256kB 16kB PIC24FJ256GB106- I/PT TQFP-64 Microchip Technology PIC24FJ256GB106T-I/PT U301 MCHP MEMORY SERIAL EEPROM 256k SPI 25LC256- E/SN SOIC-8 Microchip Technology 25LC256T-E/SN U303 MCHP ANALOG LDO 0.8V-5V MCP1727T-ADJE/MF DFN-8 Microchip Technology MCP1727T-ADJE/MF Y300 CRYSTAL 12MHz 8pF SMD NX3225SA NDK NX3225SA-12MHZ-STD-CSR-6

6.3 WFI32E01 Carrier Board Bill of Materials

The following table provides the Bill of Materials (BOM) for the WFI32E01 carrier board. Table 6-2. Bill of Materials Reference Description Manufacturer Part Number C101 CAP CER 0.1 uF 16V 10% X7R SMD 0402 Murata GRM155R71C104KA88D C102 CAP CER 22 uF 16V 10% X5R SMD 0805 TDK C2012X5R1C226K125AC C115, C116 CAP CER 12 pF 50V 1% NP0 SMD 0402 Murata Electronics North America GRM1555C1H120FA01D J102 CON HDR-2.54 Male 1x3 Gold

5.84 MH TH VERT

R101 RES TKF 1R 1% 1W SMD 2512 Vishay Dale CRCW25121R00FKEG R102 RES TKF 33R 1% 1/16W SMD 0402 Rohm Semiconductor MCR01MRTF33R0 R103, R104 FERRITE 120R at 100 MHz 0.55A 0.19R SMD 0402 Murata Electronics BLM15AG121SN1D PIC32 WFI32E Appendix B: Reference Circuit © 2020 Microchip Technology Inc. User Guide DS50003028A-page 31

Reference Description Manufacturer Part Number R105, R106 RES TKF 200R 1% 1/10W SMD 0402 Panasonic ERJ-2RKF2000X R107 RES TKF 100R 5% 1/16W SMD 0402 Yageo RC0402JR-07100RL R108, R109, R110, R111, R112 RES TKF 0R 1/16W SMD 0402 Yageo RC0402JR-070RL U101 MOD, WFI32E01 Wi-Fi with PCB Antenna and Trust&GO, 54Pin SMD Microchip Technology WFI32E01PC-I Y101 CRYSTAL 32.768 kHz 12.5 PF SMD 2-SMD, No Lead Epson FC-12M 32.7680KA-A5 PIC32 WFI32E Appendix B: Reference Circuit © 2020 Microchip Technology Inc. User Guide DS50003028A-page 32

  1. Regulatory Approval This equipment (PIC32 WFI32E Curiosity Board/EV12F11A) is an evaluation kit and not a finished product. It is intended for laboratory evaluation purposes only. It is not directly marketed or sold to the general public through retail; it is only sold through authorized distributors or through Microchip. Using this requires a significant engineering expertise towards understanding of the tools and relevant technology, which can be expected only from a person who is professionally trained in the technology. Regulatory compliance settings have to follow the WFI32E01 module certifications. The following regulatory notices are to cover the requirements under the regulatory approval.

7.1 United States

The PIC32 WFI32E Curiosity Board (EV12F11A) contains the WFI32E01 module, which has received Federal Communications Commission (FCC) CFR47 Telecommunications, Part 15 Subpart C “Intentional Radiators” single- modular approval in accordance with Part 15.212 Modular Transmitter approval. Contains FCC ID: 2ADHKWFI32E01 This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Important: FCC Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for uncontrolled environment. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 8 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter. This transmitter is restricted for use with the specific antenna(s) tested in this application for certification. CAUTIONAny changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

  • Reorient or relocate the receiving antenna.
  • Increase the separation between the equipment and receiver.
  • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
  • Consult the dealer or an experienced radio/TV technician for help.

7.2 Canada

The PIC32 WFI32E Curiosity Board (EV12F11A) contains the WFI32E01 module, which has been certified for use in Canada under Innovation, Science and Economic Development Canada (ISED, formerly Industry Canada) Radio Standards Procedure (RSP) RSP-100, Radio Standards Specification (RSS) RSS-Gen and RSS-247. PIC32 WFI32E Regulatory Approval © 2020 Microchip Technology Inc. User Guide DS50003028A-page 33

Contains IC: 20266-WFI32E01 This device contains license-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s license-exempt RSS(s). Operation is subject to the following two conditions: 1. This device may not cause interference; 2. This device must accept any interference, including interference that may cause undesired operation of the device. L’émetteur/récepteur exempt de licence contenu dans le présent appareil est conforme aux CNR d’Innovation, Sciences et Développement économique Canada applicables aux appareils radio exempts de licence. L’exploitation est autorisée aux deux conditions suivantes: 1. L’appareil ne doit pas produire de brouillage; 2. L’appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d’en compromettre le fonctionnement. WARNINGThis equipment complies with radio frequency exposure limits set forth by Innovation, Science and Economic Development Canada for an uncontrolled environment. This equipment should be installed and operated with a minimum distance of 20 cm between the device and the user or bystanders. Cet équipement est conforme aux limites d'exposition aux radiofréquences définies par d’Innovation, Sciences et Développement économique Canada pour un environnement non contrôlé. Cet équipement doit être installé et utilisé avec un minimum de 20 cm de distance entre le dispositif et l'utilisateur ou des tiers.

7.3 Europe

This equipment (EV12F11A) has been assessed under the Radio Equipment Directive (RED) for use in European Union countries. The product does not exceed the specified power ratings, antenna specifications and/or installation requirements as specified in the user manual. A Declaration of Conformity is issued for each of these standards and kept on file as described in Radio Equipment Directive (RED). Simplified EU Declaration of Conformity Hereby, Microchip Technology Inc. declares that the radio equipment type [EV12F11A] is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at www.microchip.com/developmenttools/ProductDetails/ PartNO/EV12F11A. PIC32 WFI32E Regulatory Approval © 2020 Microchip Technology Inc. User Guide DS50003028A-page 34

  1. Document Revision History Revision Date Section Description A 09/2020 Document Initial revision PIC32 WFI32E Document Revision History © 2020 Microchip Technology Inc. User Guide DS50003028A-page 35

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  • Distributor or Representative
  • Local Sales Office
  • Embedded Solutions Engineer (ESE)
  • Technical Support Customers should contact their distributor, representative or ESE for support. Local sales offices are also available to help customers. A listing of sales offices and locations is included in this document. Technical support is available through the website at: www.microchip.com/support Microchip Devices Code Protection Feature Note the following details of the code protection feature on Microchip devices:
  • Microchip products meet the specifications contained in their particular Microchip Data Sheet.
  • Microchip believes that its family of products is secure when used in the intended manner and under normal conditions.
  • There are dishonest and possibly illegal methods being used in attempts to breach the code protection features of the Microchip devices. We believe that these methods require using the Microchip products in a manner outside the operating specifications contained in Microchip’s Data Sheets. Attempts to breach these code protection features, most likely, cannot be accomplished without violating Microchip’s intellectual property rights.
  • Microchip is willing to work with any customer who is concerned about the integrity of its code.
  • Neither Microchip nor any other semiconductor manufacturer can guarantee the security of its code. Code protection does not mean that we are guaranteeing the product is “unbreakable.” Code protection is constantly evolving. We at Microchip are committed to continuously improving the code protection features of our products. Attempts to break Microchip’s code protection feature may be a violation of the Digital Millennium Copyright Act. If such acts allow unauthorized access to your software or other copyrighted work, you may have a right to sue for relief under that Act. PIC32 WFI32E © 2020 Microchip Technology Inc. User Guide DS50003028A-page 36

Information contained in this publication is provided for the sole purpose of designing with and using Microchip products. Information regarding device applications and the like is provided only for your convenience and may be superseded by updates. It is your responsibility to ensure that your application meets with your specifications. THIS INFORMATION IS PROVIDED BY MICROCHIP “AS IS”. MICROCHIP MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND WHETHER EXPRESS OR IMPLIED, WRITTEN OR ORAL, STATUTORY OR OTHERWISE, RELATED TO THE INFORMATION INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE OR WARRANTIES RELATED TO ITS CONDITION, QUALITY, OR PERFORMANCE. IN NO EVENT WILL MICROCHIP BE LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE INFORMATION OR ITS USE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY RELATED TO THE INFORMATION OR ITS USE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY, THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THE INFORMATION. Use of Microchip devices in life support and/or safety applications is entirely at the buyer’s risk, and the buyer agrees to defend, indemnify and hold harmless Microchip from any and all damages, claims, suits, or expenses resulting from such use. No licenses are conveyed, implicitly or otherwise, under any Microchip intellectual property rights unless otherwise stated. Trademarks The Microchip name and logo, the Microchip logo, Adaptec, AnyRate, AVR, AVR logo, AVR Freaks, BesTime, BitCloud, chipKIT, chipKIT logo, CryptoMemory, CryptoRF, dsPIC, FlashFlex, flexPWR, HELDO, IGLOO, JukeBlox, KeeLoq, Kleer, LANCheck, LinkMD, maXStylus, maXTouch, MediaLB, megaAVR, Microsemi, Microsemi logo, MOST, MOST logo, MPLAB, OptoLyzer, PackeTime, PIC, picoPower, PICSTART, PIC32 logo, PolarFire, Prochip Designer, QTouch, SAM-BA, SenGenuity, SpyNIC, SST, SST Logo, SuperFlash, Symmetricom, SyncServer, Tachyon, TempTrackr, TimeSource, tinyAVR, UNI/O, Vectron, and XMEGA are registered trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. APT, ClockWorks, The Embedded Control Solutions Company, EtherSynch, FlashTec, Hyper Speed Control, HyperLight Load, IntelliMOS, Libero, motorBench, mTouch, Powermite 3, Precision Edge, ProASIC, ProASIC Plus, ProASIC Plus logo, Quiet-Wire, SmartFusion, SyncWorld, Temux, TimeCesium, TimeHub, TimePictra, TimeProvider, Vite, WinPath, and ZL are registered trademarks of Microchip Technology Incorporated in the U.S.A. Adjacent Key Suppression, AKS, Analog-for-the-Digital Age, Any Capacitor, AnyIn, AnyOut, BlueSky, BodyCom, CodeGuard, CryptoAuthentication, CryptoAutomotive, CryptoCompanion, CryptoController, dsPICDEM, dsPICDEM.net, Dynamic Average Matching, DAM, ECAN, EtherGREEN, In-Circuit Serial Programming, ICSP, INICnet, Inter-Chip Connectivity, JitterBlocker, KleerNet, KleerNet logo, memBrain, Mindi, MiWi, MPASM, MPF, MPLAB Certified logo, MPLIB, MPLINK, MultiTRAK, NetDetach, Omniscient Code Generation, PICDEM, PICDEM.net, PICkit, PICtail, PowerSmart, PureSilicon, QMatrix, REAL ICE, Ripple Blocker, SAM-ICE, Serial Quad I/O, SMART-I.S., SQI, SuperSwitcher, SuperSwitcher II, Total Endurance, TSHARC, USBCheck, VariSense, ViewSpan, WiperLock, Wireless DNA, and ZENA are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. The Adaptec logo, Frequency on Demand, Silicon Storage Technology, and Symmcom are registered trademarks of Microchip Technology Inc. in other countries. GestIC is a registered trademark of Microchip Technology Germany II GmbH & Co. KG, a subsidiary of Microchip Technology Inc., in other countries. All other trademarks mentioned herein are property of their respective companies. © 2020, Microchip Technology Incorporated, Printed in the U.S.A., All Rights Reserved. ISBN: 978-1-5224-6576-8 PIC32 WFI32E © 2020 Microchip Technology Inc. User Guide DS50003028A-page 37

For information regarding Microchip’s Quality Management Systems, please visit www.microchip.com/quality. PIC32 WFI32E © 2020 Microchip Technology Inc. User Guide DS50003028A-page 38

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