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Commands and Responses for C200HX/HG/HE and CQM1H-series PLCs
Section 6-6
6-6-5
MULTIPLE MEMORY AREA READ
Reads the contents of the specified number of non-consecutive memory area
words, starting from the specified word.
Note
If there is an error in the command code or an address, no data will be read.
Command Block
Response Block
Parameters
Memory area code (command):
The data area to read.
Address (command):
The word/bit/flag to read. The content of up to 128
words can be read. If one or more EM Area words is included in the data to be
read, the maximum number of words that can be read will be limited to 100.
Data (response):
The data in the specified memory area(s) will be returned
in sequence starting from the beginning address.
Memory Areas
The following data can be written. (Refer
6-6-2 Memory Area Designations
for
memory area designations):
6-6-6
PROGRAM AREA READ
Reads the contents of the specified number of consecutive program area
words starting from the specified word. The program is read a machine lan-
guage (object code). A maximum of 1,990 bytes can be read with each com-
mand.
Command Block
Address
Command
code
01
Memory area code
04
Memory area code
Address
128 addresses maximum
Command
code
01
04
Memory area code
Response
code
Data
Memory area code
Data
Memory area
Data
Memory area
code
No. of
bytes
IR, SR, LR, HR, or
AR
Bit status
00
1
Word contents
80
2
Timer/Counter
Status
01
1
PV
81
2
DM
Word contents
82
2
Expansion DM
Word contents
90 to 97, 98,
and A8 to AF
2
03
06
Program
no.
Beginning address
00
00
No. of
bytes
Command
code
Summary of Contents for C200HW-CLK21
Page 3: ...iv ...
Page 9: ...x ...
Page 12: ...xiii TABLE OF CONTENTS Index 367 Revision History 373 ...
Page 13: ...xiv ...
Page 19: ...xx ...
Page 57: ...32 Application Precautions Section 1 5 Example CX Programmer Response Timeout Setting ...
Page 69: ...44 Message Service Procedure Section 2 2 ...
Page 111: ...86 Constructing Networks with Repeater Units Section 3 4 ...
Page 154: ...129 Setting Data Links Section 5 2 Device Information Setting Data Link Tables ...
Page 261: ...236 Response Codes Section 6 7 ...
Page 297: ...272 Message Delay Times Section 8 4 ...
Page 353: ...328 Handling Precautions Section 9 6 ...
Page 364: ...339 Changing the Data Link Tables with Active Data Links Section 10 2 ...
Page 365: ...340 Changing the Data Link Tables with Active Data Links Section 10 2 ...
Page 369: ...344 Standard Models Appendix A ...
Page 391: ...366 Using the Relay Terminal Block Appendix C ...
Page 397: ...372 Index ...
Page 401: ...376 Revision History ...