I couldn’t find much code that involves sending
mavlink_msg_play_tune_t messages and the comments / documentation on both isn’t too helpful.
I would like to know more about the message format, in particular, what to put in the following fields…
char tune; /*< tune in board specific format*/
uint8_t instance; /*< Instance (LED instance to control or 255 for all LEDs)*/ uint8_t pattern; /*< Pattern (see LED_PATTERN_ENUM)*/ uint8_t custom_len; /*< Custom Byte Length*/ uint8_t custom_bytes; /*< Custom Bytes*/`
Additionally, what is the proper way of triggering a tune play or led change outside AP_Notify (e.g. say I wanted to play a certain tune and flash some LEDs whenever a particular message is received, should I call
EDIT: clarify question asked