IBM 2025 Maintenance Manual page 118

Processing unit
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0
Write Data Command Codes
Decimal
Hexadecimal
Binary
Write Data
05
05
00000101
Write Key & Data
13
OD
00001101
Write Data
Write Key & Data
Command
Codes
Data Address
Flags 0 O O
Count
.............
78
31 32 36
48
63
Specifies CPU storage location
The CCW count field specifies
from which data or key and
the number of bytes to be
data fields are to be transferred.
transferred.
Figure 1-110 .•
2311/DAC Write Data and
Write Key and Data Corrrrand
Codes
Write HA
Command Code
Data Address
0
7 8
Specifies CPU storage
location from which five
bytes of home address are
to be transferred.
Flags
O O O
}){f]}{}{j{j
31 32
36
48
Flag Byte
Cyllnde~
Number
Head
~umber
0
2
3
4
5
. .
Home Address
Specified
Location
Write Home Address Command
Decimal
Hexadecimal
Binary
25
19
0001 1001
Figure 1-111. 2311/DAC Write Horoe Address Command Code
1-108
(7/69)
Count
Usually 5
(0000000000000101)
63

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