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Introduction
1.2 Features
The PCI-7200 high-speed DIO Card provides the following advanced features:
32 TTL digital input channels
32 TTL digital output channels
Transfer up to 12M Bytes per second
High output driving and low input loading
32-bit PCI bus, Plug and Play
On-board internal timer pacer clock
Internal timer controls input sampling rate
Internal timer controls digital output rate
ACK and REQ for handshaking
On-board 32-byte FIFO for both digital input and output
Extra 2k double word digital input FIFO for cPCI-7200
4 auxiliary digital input and output channels (cPCI-7200 only)
Diode terminators for 32 input channels and control
signals(cPCI-7200/LPCI-7200S)
Multiple interrupt sources are selectable by software
1.3 Specifications
Digital I/O (DIO)
z
Number of DI Channels:
32 TTL compatible
z
Number of DO Channels:
32 TTL compatible
z
Data Transfer Mode
♦ Program I/O
♦ Internal timer pacer transfer
♦ External I_REG strobe input
♦ Handshake data transfer
z
Maximum Transfer Speed:
♦ 3MHz (12MHz) by external clock, handshake or external strobe
♦ 2MHz (8MHz) by internal timer pacer transfer
z
FIFO:
z 8 words (32-bit) (for PCI-7200/LPCI-7200S)
2k + 8 words (32-bit) (for cPCI-7200 Digital input channels)