Datasheet

2016 product data manual of PLANTOWER
Appendix II：PMS5003 transport protocol-Passive Mode
Default baud rate：9600bps Check bit：None Stop bit：1 bit
Host Protocol
Start Byte
1
Start Byte
2
Command
Data 1
Data 2
Verify Byte
1
Verify Byte
2
0x42
0x4d
CMD
DATAH
DATAL
LRCH
LRCL
1. Command Definition
CMD
DATAH
DATAL
说明
0xe2
X
X
Read in passive
mode
0xe1
X
00H-passive
01H-active
Change mode
0xe4
X
00H-sleep
01H-wakeup
Sleep set
2. Answer
0xe2: 32 bytes , same as appendix I
3. Verify Bytes :
Add of all the bytes except verify bytes.