RFM95 datasheet(101/121 Pages) HOPERF

101 / 121 page

Page 101

RFM95/96/97/98(W)

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WIRELESS & SENSING

PRELIMINARY

DATASHEET

Table 88 High Frequency Additional Registers

Name

(Address)

Bits

Variable Name

Mode

Default

value

Low Frequency Additional Registers

7-6

unused

RegAgcRefHf

(0x61)

5-0

AgcReferenceLevel

0x1c

Sets the floor reference for all AGC thresholds:

AGC Reference[dBm]=

-174dBm+10*log(2*RxBw)+SNR+AgcReferenceLevel

SNR = 8dB, fixed value

7-5

unused

RegAgcThresh1Hf

(0x62)

4-0

AgcStep1

0x0e

Defines the 1st AGC Threshold

7-4

AgcStep2

0x05

Defines the 2nd AGC Threshold:

RegAgcThresh2Hf

(0x63)

3-0

AgcStep3

0x0b

Defines the 3rd AGC Threshold:

7-4

AgcStep4

0x0c

Defines the 4th AGC Threshold:

RegAgcThresh3Hf

(0x64)

3-0

AgcStep5

0x0c

Defines the 5th AGC Threshold:

7-6

PllBandwidth

0x03

Controls the PLL bandwidth:

75 kHz

225 kHz

150 kHz

300 kHz

RegPllHf

(0x70)

5-0

reserved

0x10

reserved. Retain default value

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