IBM System/360 Field Engineering Manual

27 02 TRANSMISSION CONTROL
Command Decoding
LCW LCW LCW
Channel
2702
Command Byte In put
Command Mode
TC
Command Command to 2702 (Bus Jn)
Field Field Field
p
0
1
2 3 4 5 4 5
6
7
4 2
1
2
1
Sense
Sense
0
0 1 0
Write
Write
Auto Wrap 0
0
0
0 0
1 1
0
1
0
1
Dial*
1 1
0
1
0
Break
0
0 0
0
0
1 1 0
1 1 1 0
1
Poll
1
0
1 1 0
0
Read Read
0
1
Prep Rd
Inhibit
1
0 0
0 1 0
1
0
1
0
1
Search
0 1
Control SADZER
SADONE
0
1
0
1 1 1
0
SADTWO
0
1 1
0
1 1
0 0
1 1
0
1 0
SADTHREE 0
0 0 0
1 1 1 1 1
0 0
1 1
0
1 1
Enable
1 0 1 0 0 1 1 1 0 0 1 1 0 0 1
Disable
011110 1 1 1 1
No-Op
1 0 1 1
Pseudo
1 1 1 1
* Decoded by channel as write command and by 2702 as control command.
IBM CONFIDENTIAL
S/360 75

IBM System/360 Specifications

General

Brand	IBM
Model	System/360
Category	Desktop
Language	English