IBM System/360 2050 - Page 24

,-----
Storage locations
Full
Channel
Only
FLT
CPU Mode
Seq Ctr Value
Data Stored••
Logout
Logout
Scan-Out
0
SOR (data and parity)
BO
Sequence Count~r
4
Storage Address Register B4
6
Instruction Address Regi5ter
BB
----
0 Read Only Storage Dato Register (0- 30)
BC
1 Read Only Staroge Data Register (31 - 55)
90
Main Store 2
Read Only Storage Doto Register (56- 87) 94
3
Read Only Storage Dato Register (88 89)
9B
4 Read Only Storage Address Register
9C
Scan/ Log
Decoder•
-
Test Word 13 (aetuol response odr) -
80
-
Ieit Word 14 (mask adr)
-
84
oc
Error Register
AO
88
02 Mover Function Register A4
8C
05
Current ROS Addren (PSW 32 - 39) A8
90
14
Byte Countert, General Purpos.e Stats
AC
94
IB
Local Store, Address Register, L-.gth Ctn.
BO 9B
OD LCS Status 84 9C
15 H Regi1ter (O
27, parity)
BB AO
35
H Register 12B- 31)
BC A4
I
16
M Register (0-27, parity) co
AB
36
M Register (2B- 31) C4
AC
I
I
17 R Register (0- 27, parity) CB
BO
37 R Regi1ter (28- 31)
cc 84
11
L Register (0-27, parity) DO
88
ROS
31
L Register (2B- 31) 04 cc
11
Storage Dato Register (0- 27, parity)
DB -
31 Storage Dato Register (28-31) DC
-
IC
Common Channel Group I]
EO
co
I
10
Common Chonnel Group 112
E4
C4
1 E
Common Channel Group 13
EB CS
19
Multiple)( Channel Group 11
EC
cc
1A
Multiplex Channel GJoup 12
FO
DO
18
Multiplex Channel Group 13 F4 04
12-0 Selector Channel Group 11 (0-31)
F8
8B
DB
13-0
Selector Channel Group *1 (parity)
FC
BC
DC
13-1 Selector Channel Group 1J2 (parity) 100
90
EO
12-1
J
Selector Channel Group '2 (0-Ji) iil4
94
E4
12-2 Selector Channel Group 13 (0-31) 108
9B
E8
13-2 Selector Channel Group 13 (parity) lOC
9C
EC
13-3 Selector Channel Group 14 (parity) 110
AO
FO
12-3 Selector Channel Group 14 (0-31)
114
A4
F4
12-5 Selector Channel Group *6 (0-31)
118
AS
FB
12-4
Selector Channel Group 15 (0-31) 1 IC
AC
FC
13-4
Selector Channel Group 15 (parity) 120
80
100
" He>e values
'*'* Sheets 2- 4 show detoi Is
FIGURE 12. SCAN-OUT/LOGOUT, LOCATIONS AND DATA (PART 1OF4)
Maintenance Features (3/71) 23