FCT \ 5: Write 1 bit

For the function code “write 1 bit”, the value of the bit to be written is encoded in one word.

BIT = TRUE -> Data word = FF 00 HEX

BIT = FALSE -> Data word = 00 00 HEX

Client request

Function code	Server operand address		Number of words		CRC
	High	Low	High	Low	High	Low

Server response

Function code	Server operand address		Data		CRC
	High	Low	High	Low	High	Low

• Example