Advantech PCA-6145B - Page 71

Appendix C Detailed system information 63
Pin no. Signal Pin no. Signal
27 IORDY 28 BALE
29 N.C. 30 GND
31 IRQ 32 -IO CS16
33 A1 34 N.C.
35 A0 36 A2
37 CSO 38 CS1
39 -ACT 40 GND
FDD connector (CN3)
Pin no. Signal
1-33 (odd) GROUND
2 HIGH DENSITY
4, 6 UNUSED
8 INDEX
10 MOTOR ENABLE A
12 DRIVER SELECT B
14 DRIVER SELECT A
16 MOTOR ENABLE B
18 DIRECTION
20 STEP PULSE
22 WRITE DATA
24 WRITE ENABLE
26 TRACK 0
28 WRITE PROTECT
30 READ DATA
32 SELECT HEAD
34 DISK CHANGE
Keyboard connector pin assignment (J4, J5)
J4 J5 Signal
1 5 CLOCK
2 1 DATA
3 (NC) 2 PS/2 DATA
4 3 GND
5 4 +5 V
6 PS/2 CLOCK