RFM42 Datasheet, PDF (94/110 Pages) –

RFM42/43
Register 6Eh. TX Data Rate 1
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Name
txdr[15:8]
Type
R/W
Reset value = 00001010
Bit
Name
Data Rate Upper Byte.
7:0
txdr[15:8]
See formula above.
Function
The data rate can be calculated as: TX_DR = 10³ x txdr[15:0] / 2¹⁶ [kbps] (if address 70[5] = 0) or
The data rate can be calculated as: TX_DR = 10³ x txdr[15:0] / 2²¹ [kbps] (if address 70[5] = 1)
Register 6Fh. TX Data Rate 0
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Name
txdr[7:0]
Type
R/W
Reset value = 00111101
Bit
Name
Function
Data Rate Lower Byte.
7:0
txdr[7:0]
See formula above. Defaults = 40 kbps.
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