Motorola CPX8000 ユーザーズマニュアル
Connectors
5-37
5
9
DD4
Drive data
line
line
10
DD11
Drive data
line
line
11
DD3
Drive data
line
line
12
DD12
Drive data
line
line
13
DD2
Drive data
line
line
14
DD13
Drive data
line
line
15
DD1
Drive data
line
line
16
DD14
Drive data
line
line
17
DD0
Drive data
line
line
18
DD15
Drive data
line
line
19
GND
Ground
20
-
-
21
DMARQ
Drive DMA
request
request
22
GND
Ground
23
IOW
Drive I/O
write
write
24
GND
Ground
25
IOR
Drive I/O
read
read
26
GND
Ground
27
IORDY
Drive is ready
for I/O cycles
for I/O cycles
28
CSEL
Cable select
29
DMACK
Drive DMA
acknowledge
acknowledge
30
GND
Ground
31
INTRQ
Drive
interrupt
request
interrupt
request
32
IOCS16
16 bit
register is
decoded
register is
decoded
Table 5-20. EIDE Header (J5) Pin Assignments
Pin
Signal
Mnemonic
Mnemonic
Signal
Description
Description
Pin
Signal
Mnemonic
Mnemonic
Signal
Description
Description