Basic commands to other devices
With regards to players or recorders, it is quite easy to drive players and recorders through the "User control pressed" command (
0x44), that simulates remote control codes.
You can use something like (z being the logical address of the target device on the bus):
- up, down, select:
A lot of other commands are possible based on this model
The whole list of available ab codes is available in the HDMI spec, as well as on CEC-O-MATIC.