R8820

R8820 RDC | Alldatasheet

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RISC DSP Communication 16-Bit RISC Microcontroller Specifications subject to change without notice, contact your sales representatives for the most update information. REV 1.0 May. 31 2007 Page 1 of 9 R8820 Brief Sheet 16-BIT RISC MICRO CONTROLLER

RISC DSP Communication 16-Bit RISC Microcontroller Specifications subject to change without notice, contact your sales representatives for the most update information. REV 1.0 May. 31 2007 Page 2 of 9 1. Features l CPU Core - RDC’s proprietary RISC architecture - Five-stage pipeline - CPU clock speed up to 25 MHz - Supports CPU ID - Supports 32 PIO pins - Static & synthesizable design l Bus Interface - A multiplexed address and data bus which is compatible with the 80C186 microprocessor - Supports a non-multiplexed address bus A[19:0] l ROM/RAM Controller and Addressing Space - 1M-byte memory address space - 64K-byte I/O space l PSRAM Interface - PSRAM (Pseudo static RAM) interface with auto-refresh control l Two Independent DMA Channels - Supports serial ports with DMA transfers l Asynchronous Serial Channels - Supports two asynchronous serial channels with hardware handshaking signals l Interrupt Controller - The interrupt controller with seven maskable external interrupts and one non-maskable external interrupt l Programmable Chip-select Logic - Programmable chip-select logic for memory or I/O bus cycle decoder l Programmable Wait-state Generators l Counter/Timers - Three independent 16-bit timers and one independent watchdog timer l Software is compatible with the 80C186 microprocessor l Operating Voltage Range - Core voltage: 5V ± 5% - I/O voltage: 5V ± 10% l Operating Temperature: -40 ~ +85°C l Package Type - 100-pin PQFP - 100-pin LQFP l A Green Product

RISC DSP Communication 16-Bit RISC Microcontroller Specifications subject to change without notice, contact your sales representatives for the most update information. REV 1.0 May. 31 2007 Page 3 of 9 2. Block Diagram DMA Unit PSRAM Control Unit Chip Select Unit Refresh Control Unit Bus Interface Unit PIO Unit Timer Control Unit Interrupt Control Unit Clock and Power Management Asynchro- nous Serial Port0 Instruction Queue (64bits) Instruction Decoder Register File General, Segment, Eflag Register ALU (Special, Logic, Adder, BSF) Micro ROM EA / LA Address Control Signal Execution Unit X1 X2 CLKOUTA CLKOUTB INT6~4 INT0 TMRIN0 TMROUT0 TMRIN1 TMROUT1 DRQ0 DRQ1 TXD0 RXD0 A[19:0] AD[15:0]ALE RD_n VCC GND LCS_n/ONCE0_n MCS3_n/RFSH_n UCS_n/ONCE1_n PCS5_n/A1 PCS6_n/A2 ARDY SRDY S2_n~S0_n DT/R_n DEN_n HOLD HLDA S6/CLKDIV2_n UZI_n WR_n BHE_n/ADEN_n WLB_n WHB_n Asynchro- nous Serial Port1 RTS0_n/RTR0_n CTS0_n/ENRX0_n TXD1 RXD1 RTS1_n/RTR1_n CTS1_n/ENRX1_n INT1/SELECT_n INT3/INTA1_n/IRQ INT2/INTA0_n NMI RST_n MCS[2:0] PCS3_n~PCS0_n PIO[31:0]

RISC DSP Communication 16-Bit RISC Microcontroller Specifications subject to change without notice, contact your sales representatives for the most update information. REV 1.0 May. 31 2007 Page 4 of 9 3. PIN Placement

3.1 PQFP 100 pins

WHB_n WLB_n HLDA HOLD SRDY/PIO6 NMI INT4/PIO30 INT0 VCC GND VCC GND TMRIN1/PIO0 TMROUT1/PIO1 TMROUT0/PIO10 TMRIN0/PIO11 DRQ1/INT6/PIO13 DRQ0/INT5/PIO12 AD0 AD8 AD1 AD9 AD2 AD10 AD3 AD11 AD4 AD12 AD5 GND AD13 AD6 VCC AD14 AD7 AD15 TXD1/PIO27 RXD1/PIO28 INT3/INTA1_n/IRQ UCS_n/ONCE1_n LCS_n/ONCE0_n S6/CLKDIV2_n/PIO29 DT/R_n/PIO4 DEN_n/PIO5 MCS0_n/PIO14 MCS1_n/PIO15 INT2/INTA0_n/PIO31 PCS6_n/A2/PIO2 PCS5_n/A1/PIO3 PCS1_n/PIO17 PCS0_n/PIO16 MCS2_n/PIO24 MCS3_n/RFSH_n/PIO25 RST_n UZI_n/PIO26 BHE_n/ADEN_n WR_n RD_n S2_n S1_n S0_n INT1/SELECT_n PCS2_n/CTS1_n/ENRX1_n/PIO18 PCS3_n/RTS1_n/RTR1_n/PIO19 RTS0_n/RTR0_n/PIO20 CTS0_n/ENRX0_n/PIO21

RISC DSP Communication 16-Bit RISC Microcontroller Specifications subject to change without notice, contact your sales representatives for the most update information. REV 1.0 May. 31 2007 Page 5 of 9

3.2 LQFP 100 pins

S6/CLKDIV2_n/PIO29 UZI_n/PIO26 TXD1/PIO27 RXD1/PIO28 RXD0/PIO23 TXD0/PIO22 BHE_n/ADEN_n WR_n RD_n ALE ARDY S2_n S1_n S0_n GND VCC CLKOUTA CLKOUTB GND A19/PIO9 A18/PIO8 VCC A17/PIO7 A16 A15 A14 A13 A12 A11 A10 VCC GND HOLD HLDA SRDY/PIO6 NMI INT4/PIO30 INT0 VCC GND VCC GND TMRIN1/PIO0 TMROUT0/PIO10 TMRIN0/PIO11 TMROUT1/PIO1 DRQ1/INT6/PIO13 DRQ0/INT5/PIO12 DT/R_n/PIO4 INT3/INTA1_n/IRQ INT2/INTA0_n/PIO31 INT1/SELECT_n UCS_n/ONCE1_n LCS_n/ONCE0_n PCS6_n/A2/PIO2 PCS5_n/A1/PIO3 PCS1_n/PIO17 PCS0_n/PIO16 RST_n 71 76 100 DEN_n/PIO5 MCS3_n/RFSH_n/PIO25 MCS0_n/PIO14 MCS1_n/PIO15 MCS2_n/PIO24 CTS0_n/ENRX0_n/PIO21 RTS0_n/RTR0_n/PIO20 WHB_n WLB_n PCS3_n/RTS1_n/RTR1_n/PIO19 PCS2_n/CTS1_n/ENRX1_n/PIO18

RISC DSP Communication 16-Bit RISC Microcontroller Specifications subject to change without notice, contact your sales representatives for the most update information. REV 1.0 May. 31 2007 Page 6 of 9 4. Package Information

4.1 PQFP 100 pins

0.10 c SEATING PLANE

0.25 MIN

"A" D1 20.00 0.10 D 23.20 0.20 E1 14.00 0.10 E 17.20 0.20 "A"

0.65 BSC

0.25~0.38 UNIT:mm

1.60 REF

0.25 0.88 0.15 L 2.85 0.12 DETAIL A 3.40 Max.

7 TYP

15 TYP

RISC DSP Communication 16-Bit RISC Microcontroller Specifications subject to change without notice, contact your sales representatives for the most update information. REV 1.0 May. 31 2007 Page 7 of 9

4.2 LQFP 100 pins

0.127(TYP) "A" 0.08(MAX) 0.50(TYP) 1.60(MAX) 1.00(REF) 0.2S(TYP) GAUGE PLANE 16.00 0.15 14.00 0.10 16.00 0.15 14.00 0.10 1.40 0.050.10 0.05 0.22 0.05 0.60 0.15 0 ~ 7 UNIT:mm