Motorola CompactPCI CPN5365 Installation And Use Manual page 93

Connector Pin Assignments
Table 5-8. Signal Descriptions for the Backplane Connector (J5)
Signal
Keyboard/Mouse
Device, TTL
Levels
5
Miscellaneous
Signals
PMC1 I/O
EIDE (ATA-2),
Secondary
Channel, TTL
levels
5-10
Signal Signal Description
Mnemonic
MCLK Clock for PS/2 mouse
MDAT Serial data line for PS/2 mouse
KBDCLK Clock for PC/AT or PS/2 keyboard
KBDDAT Serial data line for PC/AT or PS/2 keyboard
TMPRSNT Indicates transition module is installed
AUXVCC Auxiliary VCC power
PMC1IO [1 to 64] PMC channel 1 I/O signals 1 through 64
SDREQ- Drive DMA request
SDACK- Drive DMA acknowledge
SIOR- Drive I/O read
SIOW- Drive I/O write
SIORDY- Indicates drive is ready for I/O cycle(s)
SD[15:0] Drive data lines, bits 15 -- 0
SRSTDRV Reset signal to drive
SCS1 Chip select drive 0, also command register block
select
SCS3 Chip select drive 1, also command register block
select
SA[2:0] Drive register and data port address lines
SINTRQ Drive interrupt request
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