RS232 Protocol

2
Section 1: Control Command List
RSP-976 HEX Command Description
POWER & VOLUME COMMANDS
FE 03 C0 10 0A DD Power Toggle
FE 03 C0 10 4A 1D Power Off
FE 03 C0 10 4B 1E Power On
FE 03 C0 10 0B DE Volume Up
FE 03 C0 10 0C DF Volume Down
FE 03 C0 10 18 EB Mute Toggle
SOURCE SELECTION COMMANDS
FE 03 C0 10 02 D5 Source CD
FE 03 C0 10 03 D6 Source Tuner
FE 03 C0 10 04 D7 Source Tape
FE 03 C0 10 05 D8 Source Video 1
FE 03 C0 10 06 D9 Source Video 2
FE 03 C0 10 07 DA Source Video 3
FE 03 C0 10 08 DB Source Video 4
FE 03 C0 10 09 DC Source Video 5
FE 03 C0 10 15 E8 Source 5.1 Channel Input
TONE CONTROL COMMANDS
FE 03 C0 10 0D E0 Treble Up
FE 03 C0 10 0E E1 Treble Down
FE 03 C0 10 0F E2 Bass Up
FE 03 C0 10 10 E3 Bass Down
SURROUND MODE COMMANDS
FE 03 C0 10 11 E4 Stereo
FE 03 C0 10 12 E5 Dolby 3 Stereo
FE 03 C0 10 13 E6 Dolby Pro Logic
FE 03 C0 10 14 E7 DSP Music Modes
OTHER COMMANDS
FE 03 C0 10 17 EA Record Function Select
FE 03 C0 10 23 F6 Zone 2 / Main
FE 03 C0 10 4C 1F Temporary Center Trim
FE 03 C0 10 4D 20 Temporary Subwoofer Trim
FE 03 C0 10 4E 21 Temporary Surround Trim
FE 03 C0 10 16 E9 Dolby Dynamic Range
FE 03 C0 10 FF D2 Display Refresh