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INSTALLATIONS
J7: Secondary IDE Connector 44Pin (2.00mm)
Signal Name
Host data 7
Host data 6
Host data 5
Host data 4
Host data 3
Host data 2
Host data 1
Host data 0
IOCHRDY
J7
Chip select 0
J8, J9: COM1, COM2 Serial port
J8 and J9 both 10-pin headers, are the onboard serial port connectors.
J8: COM1 Fixed as RS232
18
Pin #
Reset IDE
Ground
DRQ0
Host IOW
Host IOR
DACK0
IRQ14
Address 1
Address 0
Activity
Vcc
Ground
Pin #
Signal Name (RS-232)
1
DCD, Data carrier detect
3
RXD, Receive data
5
TXD, Transmit data
7
DTR, Data terminal ready
9
2
DSR, Data set ready
4
RTS, Request to send
6
CTS, Clear to send
8
RI, Ring indicator
10
IB770 User' s Manual
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
Ground
No Connect.
Signal Name
Ground
Host data 8
Host data 9
Host data 10
Host data 11
Host data 12
Host data 13
Host data 14
Host data 15
Key
Ground
Ground
Ground
Host ALE
Ground
No connect
No connect
Address 2
Chip select 1
Ground
Vcc
N.C.
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