硬串口还是软串口?硬串口的命令是SerialSend
SerialSend<x> <string>
Disable serial logging and send using hardware serial
x = 1..5
1 = send appending \n (newline) ()
2 = send
3 = replace escape characters and send
4 = send as binary. Data in serial response messages is encoded as binary strings
5 = send as hex. Data in serial response messages is encoded as hex strings
6 = send as comma-delimited string of decimal numbers