Memory Organization
Chapter 7
7-5
Figure 7.4
Data Table Configured for 1/2Slot Addressing
Processor Work Area
No. 1
Output Image Table
Rack 1
Reserved
Timer/Counter
Accumulated Values (AC)
(or Bit/Word Storage)
Processor Work Area
No. 2
Timer/Counter
Preset Values (PR)
(or Bit/Word Storage)
Expanded Data Table
and/or User Program
Total
Decimal
Words
8
16
24
64
72
104
128
1920
80
Decimal
8
8
8
24
8
8
24
1792
8
Word
Address
Bit
Address
000
007
010
017
020
026
027
030
077
100
107
110
117
120
147
150
177
200
00
17
00
17
00
17
00
17
00
17
00
17
00
00
00
17
00
May not be used for accumulated values.
Not available for bit/word storage. Bits in this word are used by the processor.
Unused timer/counter memory words can reduce data table size and increase user program area.
Do not use word 127 for block transfer data storage.
1
2
3
4
5
1
2
3
5
4
User Program
2048
128
Configured for
Can be decreased to 48 words.
6
6
Output Image Table
Rack 2
Output Image Table
Rack 3
Output Image Table
Rack 4
Input Image Table
Rack 1
Input Image Table
Rack 2
Input Image Table
Rack 3
Input Image Table
Rack 4
3968
7808
3840
7680
4096
7936
128
128
MiniPLC2/02
MiniPLC2/16
MiniPLC2/17
MiniPLC2/02
MiniPLC2/16
MiniPLC2/17
32
40
8
8
88
96
8
8
037
040
17
00
047
050
00
00
127
130
17
00
137
140
17
00
3577
17
3777
17
7577
17177
17
17
7777
17377
17
17
MiniPLC2/02
MiniPLC2/16
MiniPLC2/17
MiniPLC2/02
MiniPLC2/16
MiniPLC2/17
1/2Slot Addressing
Data Table
You cannot put an output or block transfer module in rack 2, I/O Group 7 when using 1/2slot
addressing. You can put an input module in rack 2, I/O group 7.
10350–I
Words
Per
Area
