6-10 controller data read, Controller data read – Omron CQM1H-CLK21 User Manual
Page 242
219
Commands and Responses for C200HX/HG/HE and CQM1H-series PLCs
Section 6-6
Response Block
6-6-10 CONTROLLER DATA READ
Reads the following data:
• Controller model and version
• Area data
• PLC status
Command Block
Response Block
Parameters
Controller model and Controller version (response): Both are returned in
ASCII, within 20 bytes (i.e., within 20 ASCII characters). If the model or ver-
sion information does not require 20 bytes of data, the remainder of the bytes
will be filled with spaces (20 hexadecimal).
Dummy 1 and Dummy 2 (response): All zeros (Hex) will be returned.
Area data (response): As follows:
PLC status (response): The status of connected tools is returned:
00 (Hex):
No recognized tool connected
80 (Hex):
Recognized tool connected
02
04
Response
code
Command
code
Command
code
01
05
01
05
Controller
model
Controller
version
Dummy 1
Area data
Command
code
Response
code
20 bytes
20 bytes
16 bytes
10 bytes
Dummy 2
PLC status
65 bytes
00
00
Program
number
No. of DM words
Program
area size
10th byte
1st byte
00
00
00
00
00
00
Number of Expansion DM banks
Item
Meaning
Unit (Hex)
Program area size
The size of PLC Setup and program area
K words (1K words = 1,024 words;
1 word = 2 bytes))
No. of DM words
Total words in the DM area
Words (1 word = 2 bytes)
Number of Expansion
DM banks
Number of banks in the Expansion DM area
Banks