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Block Transfer
Chapter 18
18-9
Figure 18.5
Data Table Locations for Block Transfer Read
R
1
1
1
2
Block Transfer Data
012
030
060
067
117
130
012
Input image table byte
17
10225-I
Data Table
Block Length
Code
010
Output image table byte
Data Address contains
Storage location of file
Block Transfer Read
Data Addr:
030
Module Addr:
Block Lengrth:
File:
121
08
060067
112
17
EN
DN
R
1
0
0
6
017
027
110
112
contains read enable bit
and block length in
binary code.
module address in BCD.
First File Word
Last File Word
contains done bit.
address contains file
address in BCD.
Output
Image
Table
Timer/
Counter
Accumulated
Input
Image
Table
Timer/
Counter
Preset
Area
Area
R = Bit 17 = Read
113
02