app -> pi -> sbus -> adruidno
- Kieu du lieu truyen package 25 byte Byte[0]: SBUS Header, 0x0F Byte[1-22]: 16 servo channels, 11 bits per servo channel Byte[23]: Bit 7: digital channel 17 (0x80) Bit 6: digital channel 18 (0x40) Bit 5: frame lost (0x20) Bit 4: failsafe activated (0x10) Bit 0 - 3: n/a Byte[24]: SBUS End Byte, 0x00
- get_data -> encapsulate package -> tranfer with a default frequency