http://www.inovafitness.com/en/a/chanpinzhongxin/95.html
Bit rate: 9600
Data bit: 8
Parity bit: None
Stop bit: 1
Frequency: 1hz
- Message Header
0xAA
- Commander No
0xC0
- DATA 1 - PM2.5 Low byte
- DATA 2 - PM2.5 High byte
- DATA 3 - PM10 Low byte
- DATA 4 - PM10 High byte
- DATA 5 - ID byte 1
- DATA 6 - ID byte 2
- Checksum
- Message tail
0xAB
Checksum = DATA1 + DATA2 + ... + DATA6
Yellow - 5V Green - GND Blue - RX Purple - TX