IBM System/360 2050 Maintenance Manual page 178

Processing unit
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92
Sit
Indicator
ALO
Position
{REG
PRIORITY
MASTER
0-2
LAST CYCLE
93
94
95
96
97
EM
STAT
Description
-------------·
INSERT PREFIX TGR
3 - -
-
REMOTE STORE READY
4
LCS
rYNC TGR
KT272
-----1
RING INH
KT272
5-7
CONTROL INVAL AOOR BHIJI
LCS
{j
BHl31
8-11
READY
12-21
Not used-
r
CPU Mc.de: ROSDR 92-97 are the Y-input to the adder during 1410 compatibility feature
93
address conversion.
ROS DR
94
XFOOI
22-27
1/0
Mode:
ROSDR
92~94
are used to set selector channel translator controls for 1410
95
compotibi I ity feature 1/0 operations.
96
97
28-29
Not used.
EM STAT
XF501
30
31-35
Not used.
FIGURE 159. CPU 1 ROLLER - POSITION 7
CHECI<'
UNIT IDENTITY
MARK
KfY
ADDR
DATA
Bit
Indicator
ALO
Position
Description
MARK
CHECK
KEY
BH132
0-3
ADDR
DATA
4
Not used.
c
UNIT
2
IDENTITY
!
BH132
5-8
9-3.5
Not used.
FIGURE 160. CPU 1 ROLlER - POSITION B
Appendix B--System Control Panel
(3/71)
177

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