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DVP-ES2/EX2/SS2/SA2/SX2/SE Operation Manual - Programming
3-334
Register Data Descriptions
D1260 Low ‘0’ 30 H
D1260 High ‘0’ 30 H
D1261 Low ‘1’ 31 H
D1261 High ‘0’ 30 H
Number of Data(count by bit)
D1262 Low ‘E’ 45 H LRC CHK 1
D1262 High ‘8’ 38 H LRC CHK 0
Checksum: LRC CHK (0,1)
Registers for received data (responding messages)
Register Data Descriptions
D0 Low ‘0’ 30 H ADR 1
D0 High ‘1’ 31 H ADR 0
D1 Low ‘0’ 30 H CMD 1
D1 High ‘2’ 33 H CMD 0
D2 Low ‘0’ 30 H
D2 High ‘2’ 32 H
Number of Data (count by Byte)
D3 Low ‘3’ 33 H
D3 High ‘4’ 34 H
D4 Low ‘1’ 31H
D4 High ‘2’ 32H
Content of
address 0500H~
0515H
1234 H
PLC automatically converts ASCII
codes and store the converted
value in D1296
D5 Low ‘B’ 52H LRC CHK 1
D5 High ‘5’ 35 H LRC CHK 0
Analysis of the read status of PLC2 Y0~Y17: 1234H
Device Status Device Status Device Status Device Status
Y0 OFF Y1 OFF Y2 ON Y3 OFF
Y4 ON Y5 ON Y6 OFF Y7 OFF
Y10 OFF Y11 ON Y12 OFF Y13 OFF
Y14 ON Y15 OFF Y16 OFF Y17 OFF
RTU Mode (M1143 = ON):
When X0 = ON, MODRW instruction executes the function specified by Function Code 02
PLC1Ö PLC2，PLC1sends: “01 02 0500 0010 79 0A”
PLC2 Ö PLC1，PLC1receives: “01 02 02 34 12 2F 75”
Registers for data to be sent (sending messages)
Register Data Descriptions
D1256 Low 01 H Address
D1257 Low 02 H Function
D1258 Low 05 H
D1259 Low 00 H
Y0 = H0500
Starting Data Address