DVP-ES2-EX2-SS2-SA2-SX2-Operation Manual

DVP-ES2/EX2/SS2/SA2/SX2/SE Operation Manual - Programming
M1002
MOV
H87
D1120
Set communication protocol as 9600,8,E,1
SET
M1120
Retain communication protocol
MOV
K100
D1129
Set receiving timeout as 100ms
X0
X0
RST M1143 M1143 = OFF
ASCII mode
SET M1143
SET M1122 Sending request
MODRW K1 K5 H0500 D0 K1
M1143 = ON
RTU mode
Receiving completed
M1127
Processing received data
Force ON status (Set FF00H)
Reserved
Data address : Y 0 = H0500
Function Code K5:
Force ON/OFF bit device
Connection device address: K1
ASCII mode: The received data is stored in D1070~D1085 in ASCII format
RTU mode: The received data is stored in D1070~D1085 in Hex.
RST
M1127
Reset M1127
ASCII mode (M1143 = OFF):
When X0 = ON, MODRW instruction executes the function specified by Function Code 05
PLC1 PLC2, PLC sends: “01 05 0500 FF00 6F”
PLC2 PLC1, PLC receives: “01 05 0500 FF00 6F”
Registers for data to be sent (sending messages)
Register Data Descriptions
D1256 low byte ‘0’ 30 H ADR 1
D1256 high byte ‘1’ 31 H ADR 0
D1257 low byte ‘0’ 30 H CMD 1
D1257 high byte ‘5’ 35H CMD 0
D1258 low byte ‘0’ 30 H
D1258 high byte ‘5’ 35 H
D1259 low byte ‘0’ 30 H Data Address
D1259 high byte ‘0’ 30 H
D1260 low byte ‘F’ 46 H
D1260 high byte ‘F’ 46 H
D1261 low byte ‘0’ 30H
D1261 high byte ‘0’ 30 H
D1262 low byte ‘6’ 36 H
D1262 high byte ‘F’ 46 H
High byte to be force ON/OFF
Low byte to be force ON/OFF
LRC CHK 1
LRC CHK 0
Device address: ADR (1,0)
CMD (1,0) Control parameter
Checksum: LRC CHK (0,1)
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