Users Manual

RF1276 LoRa module V3.0
- 9 - 2018-2-12
2. In command code, XX in sending command is 0x80 and in response command is 0x00. YY is the
command type. The work mode of
YY TYPE YY TYPE YY TYPE YY TYPE YY TYPE
0x01 write 0x02 read 0x03 standard 0x04 Central 0x05 Node
Command Type and Value
3. Length refers to the data bytes between Length byte and CRC byte which the two bytes are not
calculated in the length.
4. Data refers to the detailed parameters which need to be changed.
Baudrate Parity Frequency RF_Factor Mode RF_BW ID NetID Power
Parameter Sequence in Data Section
Parameters Length Values
Baudrate 1 byte 1=1200, 2=2400, 3=4800, 4=9600, 5=19200,6=38400, 7=57600
Parity 1 byte 0=no parity check, 1=odd parity, 2=even parity
Frequency 3 bytes
The value=Frequency/61.035. E.g. For 433MHz, the value=
433000000/61.035
RF_Factor 1 byte 7=128, 8=256, 9=512, 10=1024, 11=2048, 12=4096
Mode 1 byte 0=standard, 1=low power, 2=sleep
RF_BW 1 byte 6=62.5k, 7=125k, 8=250k, 9=500k
ID 2 bytes 0x0000 ~ 0xFFFF, high byte first
NetID 1 byte 0x00~0xFF
RF_Power 1 byte
1=4dBm, 2=7dBm, 3=10dBm, 4=13dBm, 5=14dBm, 6=17dBm,
7=20dBm
Parameter Length & Value Range
5. CS refers to CRC code which is the remainder of the sum of data section divided by 256 In order to
understand the command, the section will demonstrate the use of commands by some examples.