Introduction, Carrier frequency, Format – Roku M2000 User Manual
Page 2: Custom code, Keycodes

Introduction
Some developers are interested in the specifications of the SoundBridge’s IR Protocol.
This document documents the IR format and protocol and details the keycodes.
Carrier Frequency
The IR Protocol for the SoundBridge is carried on a 38KHz frequency.
Format
NEC 6121 (
µPD 6121G with simple repeat code)
Custom Code
The custom code is 6F90
Keycodes
The following is the list of keycodes for the SoundBridge (M1000 and M2000).
Value Short
Description
Log
Description
0x10
Nav Left
Left navigation arrow
0x11
Nav Right
Right navigation arrow
0x12
Nav Up
Up navigation arrow
0x13
Nav Down
Down navigation arrow
0x14 Select
Select
key
0x15 Exit
Exit
key
0x16 Power
Power
toggle
key
0x17 Menu
Menu
key
0x18 Search
Search
0x19 Play
Resume
Playback
0x1A
Next Track
Next track seek
0x1B
Prev Track
Previous track seek
0x1C Pause
Pause
Playback
0x1D
Add
Add to Song Queue
0x1E Shuffle
Shuffle
Toggle
0x1F Repeat
Repeat
Toggle
0x40
Volume Up
Volume Up
0x41
Volume Down
Volume Down
0x42 Brightness
Brightness
0x43
Discrete On
Discrete Power On
0x44
Discrete Off
Discrete Power Off
0x45
User Repeat 1
User Definable w/ Repeat
0x46
User Repeat 2
User Definable w/ Repeat
0x47
User Repeat 3
User Definable w/ Repeat
0x48
User Repeat 4
User Definable w/ Repeat
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