RFM92 Datasheet, PDF (102/126 Pages) List of Unclassifed Manufacturers – Low Power Long Range Transceiver Module

RFM92W/93W V3.0
Name
(Address)
Bits
Variable Name
7
6
5
4
RegImageCal
(0x3B)
3
AutoImageCalOn
ImageCalStart
ImageCalRunning
unused
TempChange
2-1
TempThreshold
0
TempMonitorOff
RegTemp
(0x3C)
7-0
7-4
3
TempValue
unused
LowBatOn
RegLowBat
(0x3D)
2-0
LowBatTrim
Mode
Default
value
FSK/OOK Description
Service registers
Controls the Image calibration mechanism
rw
0x00
*
0 Æ Calibration of the receiver depending on the temperature is
disabled
1 Æ Calibration of the receiver depending on the temperature
enabled.
wt
- Triggers the IQ and RSSI calibration when set in Standby mode.
r
0x00
Set to 1 while the Image and RSSI calibration are running.
Toggles back to 0 when the process is completed
r
- unused
IRQ flag witnessing a temperature change exceeding
r
0x00
TempThreshold since the last Image and RSSI calibration:
0 Æ Temperature change lower than TempThreshold
1 Æ Temperature change greater than TempThreshold
Temperature change threshold to trigger a new I/Q calibration
00 Æ 5 °C
rw 0x01 01 Æ 10 °C
10 Æ 15 °C
11 Æ 20 °C
Controls the temperature monitor operation:
rw
0x00
0 Æ Temperature monitoring done in all modes except Sleep and
Standby
1 Æ Temperature monitoring stopped.
Measured temperature
r
- -1°C per Lsb
Needs calibration for absolute accuracy
r
- unused
Low Battery detector enable signal
rw 0x00 0 Æ LowBat detector disabled
1 Æ LowBat detector enabled
Trimming of the LowBat threshold:
000 Æ 1.695 V
001 Æ 1.764 V
010 Æ 1.835 V (d)
rw 0x02 011 Æ 1.905 V
100 Æ 1.976 V
101 Æ 2.045 V
110 Æ 2.116 V
111 Æ 2.185 V
Status registers
Page 102
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