JVC rs-840UD owner manual A11

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
Ack Read	0xCC	0x55		1	4	0x65	0xE0 : OK	0 : Off	reserved	Header XOR
Speakers							0xE1 : NG	1 : On	(0xFF)	Payload
Set Audio	0xCC	0x33		0	4	0x66	0 : Off	reserved (0x00)	reserved	Header XOR
Only							1 : On		(0x00)	Payload
Ack Set Audio	0xCC	0x55		0	4	0x66	0xE0 : OK	reserved (0xFF)	reserved	Header XOR
Only							0xE1 : NG		(0xFF)	Payload
Read Audio	0xCC	0x33		1	4	0x66	reserved (0x00)	reserved (0x00)	reserved	Header XOR
Only									(0x00)	Payload
Ack Read	0xCC	0x55		1	4	0x66	0xE0 : OK	0 : Off	reserved	Header XOR
Audio Only							0xE1 : NG	1 : On	(0xFF)	Payload
Set Digital	0xCC	0x33		0	4	0x67	0 : Off	reserved (0x00)	reserved	Header XOR
Audio Out							1 : Dolby		(0x00)	Payload
							2 : PCM
Ack Set	0xCC	0x55		0	4	0x67	0xE0 : OK	reserved (0xFF)	reserved	Header XOR
Digital Audio							0xE1 : NG		(0xFF)	Payload
Out
Read Digital	0xCC	0x33		1	4	0x67	reserved (0x00)	reserved (0x00)	reserved	Header XOR
Audio Out									(0x00)	Payload
Ack Read	0xCC	0x55		1	4	0x67	0xE0 : OK	0 : Off	reserved	Header XOR
Digital Audio							0xE1 : NG	1 : Dolby	(0xFF)	Payload
Out								2 : PCM
Set Analog	0xCC	0x33		0	4	0x68	0 : Fixed	reserved (0x00)	reserved	Header XOR
Audio Out							1 : Variable		(0x00)	Payload
Ack Set	0xCC	0x55		0	4	0x68	0xE0 : OK	reserved (0xFF)	reserved	Header XOR
Analog Audio							0xE1 : NG		(0xFF)	Payload
Out
Read Analog	0xCC	0x33		1	4	0x68	reserved (0x00)	reserved (0x00)	reserved	Header XOR
Audio Out									(0x00)	Payload
Ack Read	0xCC	0x55		1	4	0x68	0xE0 : OK	0 : Fixed	reserved	Header XOR
Analog Audio							0xE1 : NG	1 : Variable	(0xFF)	Payload
Out
Set Equalizer	0xCC	0x33		0	4	0x69	0 : 120Hz	0 : -12	reserved	Header XOR
							1 : 500Hz	...	(0x00)	Payload
							2: 1.5KHz	12: 0
							3: 5KHz	...
							4: 10KHz	24: 12
Ack Set	0xCC	0x55		0	4	0x69	0xE0 : OK	0 : 120Hz	reserved	Header XOR
Equalizer							0xE1 : NG	1 : 500Hz	(0xFF)	Payload
								2: 1.5KHz
								3: 5KHz
								4: 10KHz
Read	0xCC	0x33		1	4	0x69	0 : 120Hz	reserved (0x00)	reserved	Header XOR
Equalizer							1 : 500Hz		(0x00)	Payload
							2: 1.5KHz
							3: 5KHz
							4: 10KHz
Ack Read	0xCC	0x55		1	4	0x69	0xE0 : OK	0 : 120Hz	0 : -12	Header XOR
Equalizer							0xE1 : NG	1 : 500Hz	...	Payload
								2: 1.5KHz	12: 0
								3: 5KHz	...
								4: 10KHz	24: 12

A11