IBM System/370 145 Reference Summary page 154

Ill
EXPANDED LOCAL STORAGE MAP
NOTE: Expanded local storage may be altered
from the printer keyboard with the CE
key on.
EXPLS Word Name ByteO Bvte1
Byte2
I
Byte3
XandY
Line
so
I
Key I-Register X2 YO
S1
v
V-Register
X2 Yt
S2
w
W-Register
X2 Y2
S3
u
LI-Register
X2 Y3
S4
IBU
I BU-Register X2 Y4
SS TR
TR-Register X2YS
S6 ICS
I-Cycle Control Display }
X2 Y6
57 through SF unassigned
I
60 G2DRL
DA TA ADDR (SX 2) X4YO
61 G2DBRL
BACKUP DATA ADDR X4Y1
62
1
X4Y2
63
X4Y3
64
G3DRL
DATAADDR (SX3) X4Y4
65
G3DBRL BACKUP DATA ADDR X4 YS
66
l
X4 Y6
67
X4 Y7
68 G1DRL
DATA ADDR (SX 1)
XSYO
69
G1DBRL BACKUP DATA ADDR
XS Yt
6A
I I
XS Y2
SB
J_ J_
XS Y3
6C
G4DRL
DATAADDR (SX4) X5Y4
6D
G4DBRL BACKUP DATA ADDR XSY5
SE
I
j
X5Y6
SF
J_
XS Y7
"y7;
70 through 77 unassigned
78 SN
J_ J_ J_
X7 YO
79
PN
1 J. J.
X7Yt
7A WK Working Register
I
X7 Y2
78 NP PAA byte 1,2 Latched Control Control X7 Y3
7C DK
Real Addr Reg
X7 Y4
7D SS
I
X7 Y5
7E
l
X7Y6
7F
l
X7Y7
NOTE: Mode register bit 1 must be on to display
EXPLS.
11.30