Controlling The Multiple Product - JVC RS-840UD Owner's Manual

RS-232C
RJ-45
RS-232C and RJ-45 Protocol
Prefix code
command
#0
Set Power 0xCC
Ack Set 0xCC
Power
Set Input 0xCC
Source
Ack Input 0xCC
Source
Read Input 0xCC
Source
Ack Read 0xCC
Input Source
Set Screen 0xCC
Mute
Ack Set 0xCC
Screen Mute
Read Screen 0xCC
Mute
Ack Read 0xCC
Screen Mute

Controlling the Multiple Product

Header (5 bytes)
Prefix code Set Payload
#1 ID Type
0x33 0
0x55 0
0x33 0
0x55 0
0x33 1
0x55 1
0x33 0
0x55 0
0x33 1
0x55 1
Payload (4 bytes)
# of
payload Command data #0
bytes
4 0x10 0 : 0ff
1 : On
4 0x10 0xE0 : OK
0xE1 : NG
4 0x11 0x30 : VGA1
0x40 : DVI1
0x50 : HDMI1
0x51 : HDMI2
0x52 : HDMI3
0x60 :
Composite1
0x70 : YPbPr1
0x80 : Music
0x90 : TV1
0xA0 : HDMI-
UHD60
4 0x11 0xE0 : OK
0xE1 : NG
4 0x11 reserved (0x00) reserved (0x00) reserved
4 0x11 0xE0 : OK
0xE1 : NG
4 0x12 0 : mute off
1 : mute on
4 0x12 0xE0 : OK
0xE1 : NG
4 0x12 reserved (0x00) reserved (0x00) reserved
4 0x12 0xE0 : OK
0xE1 : NG
A1
data #1
reserved (0x00) reserved
reserved (0xFF) reserved
reserved (0x00) reserved
Port
reserved (0xFF) reserved
0x30 : VGA1
0x40 : DVI1
0x50 : HDMI1
0x51 : HDMI2
0x52 : HDMI3
0x60 :
Composite1
0x70 : YPbPr1
0x80 : Music
Port
0x90 : TV1
0xA0 : HDMI-
UHD60
reserved (0x00) reserved
reserved (0xFF) reserved
0 : mute off
1 : mute on
Checksum
(1byte)
data #2 CS #0
Header XOR
(0x00) Payload
Header XOR
(0xFF) Payload
Header XOR
(0x00) Payload
Header XOR
(0xFF) Payload
Header XOR
(0x00) Payload
reserved Header XOR
(0xFF) Payload
Header XOR
(0x00) Payload
Header XOR
(0xFF) Payload
Header XOR
(0x00) Payload
reserved Header XOR
(0xFF) Payload