Chapter 8. Communication Functions
8-7
8.1.4 Command list
Command
Main command
Command type
Code
ASCII code
Code
ASCII code
Description
Individual
r(R)
H72
(H52)
SS 5353
Reads data from device of Bit, Byte, Word type.
Reading
device
Continuous r(R)
H72
(H52)
SB 5342
Reads device Word in block unit.
(Continuous reading Bit is unavailable)
Individual
w(W)
H77
(H57)
SS 5353
Writes data to device of Bit, Byte and Word type.
Writing
device
Continuous w(W)
H77
(H57)
SB 5342
Writes data to Byte and Word type in block unit.
(Continuous reading Bit is unavailable)
CPU
Status reading
r(R)
H73
(H53)
ST 5354
Reads flag list like PLC operation status and error information.
Command
Main command
Register No.
Item
Code
ASCII code Register no.
ASCII code
Description
Monitoring
variable register
x(X)
H78
(H58)
H00~H09
3030 ~ 3039
Register device to monitor.
Execution of
monitoring
y(Y)
H79
(H59)
H00~H09
3030 ~ 3039
Execute registered device to monitor.
- GM7U main unit identifies capitals or small letters for main commands, but not for the others.
REMARK
Classification
Item
Summary of Contents for GLOFA G7M-DR20U
Page 28: ...Chapter 4 Names of Parts 4 3 2 G7M DRT60U N 3 G7M DT60U N 4 G7M DT60U P...
Page 29: ...Chapter 4 Names of Parts 4 4 5 G7M DR60U DC 6 G7M DRT60U N DC 7 G7M DT60U N DC...
Page 31: ...Chapter 4 Names of Parts 4 6 3 G7M DT40U N 4 G7M DT40U P 5 G7M DR40U DC...
Page 32: ...Chapter 4 Names of Parts 4 7 6 G7M DRT40U N DC 7 G7M DT40U N DC 8 G7M DT40U P DC...
Page 33: ...Chapter 4 Names of Parts 4 8 4 1 3 30 point main unit 1 G7M DR30U 2 G7M DRT30U N 3 G7M DT30U N...
Page 34: ...Chapter 4 Names of Parts 4 9 4 G7M DT30U P 5 G7M DR30U DC 6 G7M DRT30U N DC...
Page 36: ...Chapter 4 Names of Parts 4 11 2 G7M DRT20U N 3 G7M DT20U N 4 G7M DT20U P...
Page 37: ...Chapter 4 Names of Parts 4 12 5 G7M DR20U DC 6 G7M DRT20U N DC 7 G7M DT20U N DC...
Page 38: ...Chapter 4 Names of Parts 4 13 8 G7M DT20U P DC...
Page 159: ...Chapter 7 Usage of Various Functions 7 52 c Program...
Page 183: ...Chapter 7 Usage of Various Functions 7 76 c Program...
Page 253: ...Chapter 8 Communication Functions 8 27 b When uses Ch 1 Built in RS 485...
Page 356: ...Appendix 1 System Definitions App1 9 6 Position Parameter...
Page 357: ...Appendix 1 System Definitions App1 10 7 High Speed Counter Parameter...