JVC rs-840UD owner manual Prefix code Set Payload Command

RS-232C RJ-45

Controlling the Multiple Product

		Header (5 bytes)					Payload (4 bytes)			Checksum
										(1byte)
	Prefix code	Prefix code	Set	Payload	# of
command					payload	Command	data #0	data #1	data #2	CS #0
	#0	#1	ID	Type
					bytes
Set	0xCC	0x33		0	4	0x33	0~12	reserved (0x00)	reserved	Header XOR
Sharpness									(0x00)	Payload
Ack Set	0xCC	0x55		0	4	0x33	0xE0 : OK	reserved (0xFF)	reserved	Header XOR
Sharpness							0xE1 : NG		(0xFF)	Payload
Read	0xCC	0x33		1	4	0x33	reserved (0x00)	reserved (0x00)	reserved	Header XOR
Sharpness									(0x00)	Payload
Ack Read	0xCC	0x55		1	4	0x33	0xE0 : OK	0~20	reserved	Header XOR
Sharpness							0xE1 : NG		(0xFF)	Payload
Set Backlight	0xCC	0x33		0	4	0x34	0~100	reserved (0x00)	reserved	Header XOR
									(0x00)	Payload
Ack Set	0xCC	0x55		0	4	0x34	0xE0 : OK	reserved (0xFF)	reserved	Header XOR
Backlight							0xE1 : NG		(0xFF)	Payload
Read	0xCC	0x33		1	4	0x34	reserved (0x00)	reserved (0x00)	reserved	Header XOR
Backlight									(0x00)	Payload
Ack Read	0xCC	0x55		1	4	0x34	0xE0 : OK	0~100	reserved	Header XOR
Backlight							0xE1 : NG		(0xFF)	Payload
Set Color	0xCC	0x33		0	4	0x35	0 : Cool (9300K)	reserved (0x00)	reserved	Header XOR
Temp Mode							1 : Medium		(0x00)	Payload
							(6500K)
							2 : Warm
							(5500K)
							3 : User
							(Custom)
							4 : Natural
							5 : 3200K
Ack Set Color	0xCC	0x55		0	4	0x35	0xE0 : OK	reserved (0xFF)	reserved	Header XOR
Temp Mode							0xE1 : NG		(0xFF)	Payload
Read Color	0xCC	0x33		1	4	0x35	reserved (0x00)	reserved (0x00)	reserved	Header XOR
Temp Mode									(0x00)	Payload
Ack Read	0xCC	0x55		1	4	0x35	0xE0 : OK	0 : Cool (9300K)	reserved	Header XOR
Color Temp							0xE1 : NG	1 : Medium	(0xFF)	Payload
Mode								(6500K)
								2 : Warm
								(5500K)
								3 : User
								(Custom)
								4 : Natural
								5 : 3200K
Set Color	0xCC	0x33		0	4	0x36	0 ~ 255	reserved (0x00)	reserved	Header XOR
Temp Red									(0x00)	Payload
Gain
Ack Set Color	0xCC	0x55		0	4	0x36	0xE0 : OK	reserved (0xFF)	reserved	Header XOR
Temp Red							0xE1 : NG		(0xFF)	Payload
Gain
Read Color	0xCC	0x33		1	4	0x36	reserved (0x00)	reserved (0x00)	reserved	Header XOR
Temp Red									(0x00)	Payload
Gain
Ack Read	0xCC	0x55		1	4	0x36	0xE0 : OK	0 ~ 255	reserved	Header XOR
Color Temp							0xE1 : NG		(0xFF)	Payload
Red Gain
Set Color	0xCC	0x33		0	4	0x37	0 ~ 255	reserved (0x00)	reserved	Header XOR
Temp Green									(0x00)	Payload
Gain

A4