6.5 GPIO Specification
Number of physical Inputs 8, grounding contact
Number of physical Outputs 8, earth-free opto-isolated mosfet
Loopback I/O Outputs 9 to 16 internally loped back to
inputs 9 to 16.
6.6 P.C.
Type Any IBM PC or compatible computer running
Windows 95 / 98. We suggest a Pentium 133
(or better) with a minimum 32Mbyte of RAM.
Support for Windows NT will be added later.
Connection to Matrix Using 8-bit slot adaptor card, RS422 data at
20Mbit/s. The download card uses a default
base address 150(Hex). This can be
changed in case of conflicts. Maximum
common mode/differential voltage on RS422
transceivers ±7V
Maximum Cable Length 10m guaranteed, 40m in practice using
overall screened 100Ω dual twisted pair
cable
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