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Technical content

Features

■ 3U Eurocard form factor, CompactPCI compliant (PICMG 2.0 R2.1) ■ 48-CH digital TTL inputs/outputs ■ Emulates 4/2/1 industry standard 8255 PPI (mode 0) ■ Buffered circuits for higher driving capability ■ Ports are independently configurable as input or output ■ External latch signal available for digital inputs ■ Output status read back ■ Known power-up states ■ Onboard 8254 timer/counter chip ■ 1-CH 16-bit event counter to generate event interrupt ■ 1-CH 32-bit timer to generate watchdog timer interrupt ■ Multiple programmable interrupt sources ■ +12 V and +5 V power available on the connector ■ Onboard resettable fuses for power output protection ■ Rear I/O available on cPCI-7249R ■ Operating Systems

  • Windows 7/Vista/XP/2000/2003
  • Linux ■ Recommended Software
  • AD-Logger
  • VB.NET/VC.NET/VB/VC++/BCB/Delphi
  • DAQBench ■ Driver Support
  • DAQPilot for Windows
  • DAQPilot for LabVIEW™
  • DAQ-MTLB for MATLAB
  • PCIS-DASK for Windows
  • PCIS-DASK/X for Linux 48-CH DIO & Timer/Counter Cards cPCI-7248/7249R T erminal Boards & Cables ■ DIN-100S-01 T erminal Board with One 100-pin SCSI-II Connector and DIN-Rail Mounting (Cables are not included.) ■ ACL-102100-1 100-pin SCSI-II cable (mating with AMP-787082-9), 1 M * For more information on mating cables, please refer to P2-59/60. Specifications Digital I/O ■ Number of channels: 48 inputs/outputs ■ Compatibility: 5 V/TTL ■ Power-on states: pull-high, pull-low, floating (programmable) ■ Digital logic levels
  • Input high voltage: 2-5.25 V
  • Input low voltage: 0-0.8 V
  • Output high voltage: 2.4 V minimum
  • Output low voltage: 0.5 V maximum ■ Output driving capacity
  • Source current: 15 mA
  • Sink current: 24 mA ■ External digital input latch available on cPCI-7249R ■ Data transfers: programmed I/O Interrupt ■ Interrupt #0 sources
  • P1C0
  • P1C3
  • 16-bit event counter ■ Interrupt #1 sources
  • P2C0
  • P2C3
  • 32-bit timer (based on 2 MHz internal clock) General Specifications ■ I/O connector : One 100-pin SCSI-II female ■ Operating temperature: 0˚C to 60˚C ■ Storage temperature: -20˚C to 80˚C ■ Relative humidity: 5% to 95%, non-condensing ■ Power requirements ■ Dimensions (not including connectors) 160 mm x 100 mm Pin Assignment

Ordering Information

■ cPCI-7248 48-CH DIO & Timer/Counter Card ■ cPCI-7249R 48-CH DIO & Timer/Counter Card with Rear I/O Note: Rear I/O version can not be used in PXI chassis due to signals conflict with PXI bus Device cPCI-7248 cPCI-7249R +5 V 470 mA typical 700 mA typical EVENT GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND +5Vout GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND +12Vout P1A0 P1A1 P1A2 P1A3 P1A4 P1A5 P1A6 P1A7 P1B0 P1B1 P1B2 P1B3 P1B4 P1B5 P1B6 P1B7 P1C0 P1C1 P1C2 P1C3 P1C4 P1C5 P1C6 P1C7 +5Vout P2A0 P2A1 P2A2 P2A3 P2A4 P2A5 P2A6 P2A7 P2B0 P2B1 P2B2 P2B3 P2B4 P2B5 P2B6 P2B7 P2C0 P2C1 P2C2 P2C3 P2C4 P2C5 P2C6 P2C7 +12Vout 100 cPCI-7248 EVENT GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND +5Vout GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND EXTCLK +12Vout P1A0 P1A1 PA12 P1A3 P1A4 P1A5 P1A6 P1A7 P1B0 P1B1 P1B2 P1B3 P1B4 P1B5 P1B6 P1B7 P1C0 P1C1 P1C2 P1C3 P1C4 P1C5 P1C6 P1C7 +5Vout P2A0 P2A1 P2A2 P2A3 P2A4 P2A5 P2A6 P2A7 P2B0 P2B1 P2B2 P2B3 P2B4 P2B5 P2B6 P2B7 P2C0 P2C1 P2C2 P2C3 P2C4 P2C5 P2C6 P2C7 +12Vout 100 cPCI-7249R CompactPCI cPCI-7248