Ditel DN109/NB Manual Tecnico página 171

TECHNICAL MANUAL
LARGE DISPLAYS DN109/NB - DN119/NB - DN189/NB - DN129/NB
CHAPTER 24
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Write Single Coil: It is used to assign the ON/OFF state to a Coil.
The structure of this function is presented below:
Request
Function code
Coil Address
State to write
Answer
Function Code
Coil address
State to write
Error
Error code
Exception code
Example:
You want to activate the 1st Coil. The following frames are sent and received:
ETHERNET COMMUNICATION
1 Byte
2 Bytes
2 Bytes
1 Byte
2 Bytes
2 Bytes
1 Byte
1 Byte
Table 62: "Write Single Coil" function structure.
05h
0001h to 0005h
0000h(OFF) or FF00h(ON)
05h
0001h to 0005h
0000h(OFF) or FF00h(ON)
85h
01 or 02 or 03 or 04
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