User Manual

3 Functions
18
3.2 Write one word
For the “write word” function, the data blocks for instruction and
response are identical.
Instruction
Response
Example Write limit for limit comparator 1 = 275
Word address = 0x0077
Instruction: Write first part of the value
Response (as instruction):
Instruction: Write second part of the value
Response (as instruction):
Slave
address
Function
0x06
Word
address
Word value Checksum
CRC16
1 byte 1 byte 2 bytes 2 bytes 2 bytes
Slave
address
Function
0x06
Word
address
Word value Checksum
CRC16
1 byte 1 byte 2 bytes 2 bytes 2 bytes
01 06 00 77 80 00 5810
01 06 00 77 80 00 5810
01 06 00 78 43 89 F945
01 06 00 78 43 89 F945