IBM 1 Series - Page 171

Pin
assignment Signal
AOl Data bus in parity 0-7
BOl Data bus out parity 0-7
AO02 Ground
B02 Plugged - key
AQ3 Data bus in bit 0
BO3 Data bus out bit 0
AO4 Ground
BO4 Data bus out bit 1
AOS5 Data bus in bit 1
BOS Ground
A06 Data bus in bit 2
B06 Data bus out bit 2
AOQ7 Ground
BO7 Data bus out bit 3
A008 Data bus in bit 3
B08 Ground
AO09 Data bus in bit 4
BO9 Data bus out bit 4
A10 Ground
B10 Data bus out bit 5
All Data bus in bit 5
Bll Ground
Al2 Data bus in bit 6
B12 Data bus out bit 6
Al3 Ground
B13 Data bus out bit 7
Al4 Data bus in bit 7
B14 Ground
Al5 Modifier bit 0
B15 Modifier bit 1
Al6 Ground
B16 Modifier bit 2
Al7 Modifier bit 3
B17 Ground
Al18 Function bit 0
B18 Function bit 1
Al9 Ground
B19 Function bit 2
A20 Not used
B20 Ground
Figure 6-9. DPC adapter pin assignments—TCC connector J1 (top of card)
6-14 GA34-0033