The device has a "vendor defined interface" (5) with a single bulk OUT endpoint (4). This accepts commands that will set the screen value, with the following format:
Byte | Meaning |
---|---|
0 | const 0x84, command |
1 | const 0x00 |
2 | screen number; 0 for left, 1 for right |
3 | const 0x60 |