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6.2.2.6.
CN8: KB, MS, USB & PRT Connector
The PC 660A3 provides one keyboard port, one PS/2
mouse port, two USB ports and one parallel port with
their signal mixed in the CN8 connector.
CN8: Keyboard, Mouse, USB & PRT Ports
Pin # Signal
1
+5V
3
USBDAT0-
5
USBDAT0+
7
GND
9
+12V
11
GND
13
PS2KBDAT
15
PS2KBCLK
17
+5V
19
NC
21
GND
23
GND
25
SLCTIN
27
INIT
29
ERROR
31
AUTOFD
33
SLCT
35
PE
37
BUSY
39
ACK
OPEN (660) 120/140/150
User Manual version 2.1
Pin # Signal
2
+5V
4
USBDAT1-
6
USBDAT1+
8
GND
10
+12V
12
GND
14
PS2MSDAT
16
PS2MSCLK
18
+5V
20
NC
22
GND
24
DATA7
26
DATA6
28
DATA5
30
DATA4
32
DATA3
34
DATA2
36
DATA1
38
DATA0
40
STORBE
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
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