AppconWireless RF1276 Series Manual - Page 9

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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

TYPE

0x01

write

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

Parameters

Baudrate

Parity

Frequency

RF_Factor

Mode

RF_BW

NetID

RF_Power

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.

RF1276

TYPE

0x02

read

0x03

Command Type and Value

Frequency

RF_Factor

Parameter Sequence in Data Section

Length

1 byte

1=1200, 2=2400, 3=4800, 4=9600, 5=19200,6=38400, 7=57600

1 byte

The value=Frequency/61.035. E.g. For 433MHz, the value=

3 bytes

1 byte

2 bytes

1 byte

1=4dBm, 2=7dBm, 3=10dBm, 4=13dBm, 5=14dBm, 6=17dBm,

1 byte

Parameter Length & Value Range

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LoRa module

TYPE

standard

0x04

Mode

RF_BW

Values

0=no parity check, 1=odd parity, 2=even parity

433000000/61.035

7=128, 8=256, 9=512, 10=1024, 11=2048, 12=4096

0=standard, 1=low power, 2=sleep

6=62.5k, 7=125k, 8=250k, 9=500k

0x0000 ~ 0xFFFF, high byte first

0x00~0xFF

7=20dBm

V3.0

TYPE

Central

0x05

NetID

2018-2-12

Node

Power