IBM 1 Series Manual page 92

Line name
Data strobe
Halt or MCHK
Initiate IPL
IPL
Poll
Poll identifier bit 0
Poll identifier bit 1
Poll identifier bit 2
Poll identifier bit 3
Poll identifier bit 4
Poll prime
Poll propagate
Poll return
Poweron reset
Request in bus bit 0
Request in busbit 1
Request in bus bit 2
Request in bus bit 3
Request in bus bit 4
Request in busbit 5
Request in bus bit 6
Request in bus bit 7
Request in bus bit 8
Request in bus bit 9
Request in bus bit 10
Request in busbit 11
Request in bus bit 12
Request in bus bit 13
Request in bus bit 14
Request in bus bit 15
Service gate
Service gate return
Status bus bit 0
Status bus bit 1
Status bus bit 2
Status bus bit 3
System reset
Note:
Customercard socket pin DO2 provides +5 volts dc; pins
D07 and D34 provide ground.
Figure 2-36 (Part 2 of 2). Channel socket adapter pin assignment translation
Direction
I/O pin
assignment
M10
M07
PO7
S04
M12
Pil
S02
S03
P12
P13
M13
M11
M04
SO5
S07
S08
S09
S10
S12
$13
U02
U04
U05
U06
U07
U09
U10
U11
U12
UI3
PO5
P06
Ji3
G13
M03
P02
M05
Customer
card
socket
B28
B25
D27
B34
B30
D30
B32
B33
D31
D32
B31
B29
B23
B35
B36
D33
D35
D36
N-C
N-C
N-C
N-C
N-C
N-C
N-C
N-C
N-C
N-C
N-C
N-C
D25
D26
D22
B20
B22
D23
B24
Processor I/O Channel
2-81