Algodue ELETTRONICA UPM209 Manual Del Usuario página 93

Example Byte Description
10
- Function code
F0 High
Starting register
00 Low
00 High
2 words to be written
02 Low
04 - 4 data bytes
00 High
00 Low
Prepare data for downloading
00 High
01 Low
6B High
CRC
36 Low
Response example: 0110F000000272C8
01 - Slave address
10 - Function code
F0 High
Starting register
00 Low
00 High
2 written words
02 Low
72 High
CRC
C8 Low
2° STEP: perform the data download by a reading command
Query example: 0104F101006C931B
01 - Slave address
04 - Function code
F1 High
Starting register
01 Low
00
High
108 words to be read
6C Low
0B High
CRC
3B Low
Response example:
01 04 D8
53FDAEF0 05FC 0000 05FB 0000 05FA 0000 05FB 0000 002E 0000 002D 0000 0030 0000 002F 0000
53FDAF2C 0955 0000 0953 0000 0953 0000 0954 0000 003C 0000 003C 0000 003F 0000 003D 0000
53FDAF68 10BB 0000 10B9 0000 10B8 0000 10BA 0000 0057 0000 0057 0000 005B 0000 0059 0000
53FDAFA4 10C4 0000 10C2 0000 10C1 0000 10C2 0000 0057 0000 0057 0000 005B 0000 0059 0000
MODBUS RTU/ASCII, TCP 93