Bluetooth name starts with PM-RC .
All values below are in hexadecimal.
The PM-RC protocol is just sending a BLE message
for a write operation (opcode 52) of a 3-byte message on the handle 0019,
identified as BLE characteristic 06d1e5e7-79ad-4a71-8faa-373789f7d93c.
The data frame bytes are XX YY 0f, where commands and values are:
| XX commands | YY values |
|---|---|
23 - motor |
00 (max backward) to 7f (stop) to ff (max forward) |
24 - light |
01 (off), 02 (on) |
25 - speed |
01 to 05 |
40 - turn |
00 (max left) to 7f (straight) to ff (max right) |