Pin Assignments
A-25
A
Table A-20. Signal Descriptions for CPV5300 SBC (J4)/CPV5300 TM (P4)
Backplane Connector Pin Assignments
Signal
Signal
Mnemonic
Signal Description
Ethernet
RD+, RD-
differential receive lines
TD+, TD-
differential transmit lines
LED
LED1_2
transmit LED
LED3
link LED
General
VCC
5 volt power
GND
ground plane
EIDE
(ATA-2),
TTL levels
IOCS16
16 bit register is decoded
DMARQ
drive DMA request
DMACK
drive DMA acknowledge
DIOR
drive I/O read
DIOW
drive I/O write
DASP
drive active/slave present
IORDY
drive is ready for I/O cycle(s)
DD [15:0}
drive data lines, bits 15 - 0
DRESET
reset signal to drive
CS1
chip select drive 0, also command register block
select
CS3
chip select drive 1, also command register block
select
DA {2:0]
drive register and data port address lines
INTRQ
drive interrupt request
PDIAG
output from drive 1 and monitored by drive 0
Содержание CPV5300 CompactPCI
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Страница 30: ...2 10 Getting Started 2 ...
Страница 42: ...4 6 Installing Options 4 7 Attach the drive carrier to the CPV5300 using two screws 2173 9803 ...
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