IBM System/370 145 Reference Summary page 38

Set Predest Latches
Predest Byte 0
Predest Byte
1
Set Late Dest
Late Oest Latch Byte 0
Late Dest Latch Byte
1
Ext Dest Byte 0
Ext Dest Byte
1
Ext Dest Addr Latch
SysO Bit 7
Sysl Bit 1
I
Control Word, A' Control Word, B'
SysO
=
0, OE, KOl Sys1
=
0, OE, K40
Control Word,
C'
0 4,5 30
1~5
130 0 4,5 30
1~5
130 0
~5
30
1~5
130
0 Time 1 Time 0 Time
I
1 Time 0 Time
I
1 Time
- , - - 1'"--.---+--1--;--r,__, _ _ _ _ _
,r
0 Time Del 1 Time Del 0 Time Del 1 Time Del 0 Time Del 1 Time Del
I !
Word A
Word A
A
A
rdr
of SysO (Y5)
Word
B
I
Word B
B
B
A
Addr of Sys 1 (Y5)
B
NOTE Word A cycle 1s the destmat1on time of Word
A-1.
Word B cycle 1s the destination time of Word A
Word C cycle 1s the destmat1on time of Word B
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