Motorola MCPN750A Installation And Use Manual page 137

Compactpci single board computer
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Connector Pin Assignments
7
7-8
Signal Descriptions
PMCIO:
PMC2IO (1:64) - PMC 2 I/O signals 1 through 64
EIDE Primary Port (ATA-2):
DMARQA - DMA request
DMACKA_L - DMA acknowledge
DIORA_L - I/O read
DIOWA_L - I/O write
DIORDYA - indicates drive ready for I/O
DD (15:0) - IDE data lines
CS1FXA_L - chip select drive 0 or command register block select
CS3FXA_L - chip select drive 1 or command register block select
DA (2:0) - drive register and data port address lines
DRESET_L - drive reset
Ethernet:
TDP - high side of differential transmit data
TDN - low side of differential transmit data
RDP - high side of differential receive data
RDN - low side of differential receive data
Miscellaneous:
TMPRSNT_L - indicates that the Transition Module is installed
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