10
Step 2-2:
To send the desired CEC command the Transmit button must be
pressed in order for the command to be to executed. For example,
if we are simulating a DVD player sending the “Active Source 1000”
command to a TV based on CEC protocol, there are a few bytes in
“Active Source 1000” command.
1 2 3 4
5
6
Data Length: How many bytes need to be sent. The length
includes the CEC Header, CEC OPCode and CEC Data. In this
example is 5 Bytes.