SX1231
WIRELESS & SENSING PRODUCTS
6. Configuration and Status Registers
6.1. General Description
Table 22 Registers Summary
DATASHEET
Address
Register Name
Reset
(built-in)
Default
(recom
mended)
Description
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0A
0x0B
0x0C
0x0D
0x0E
0x0F
0x10
0x11
0x12
0x13
0x14
0x15
0x16
0x17
RegFifo
RegOpMode
RegDataModul
RegBitrateMsb
RegBitrateLsb
RegFdevMsb
RegFdevLsb
RegFrfMsb
RegFrfMid
RegFrfLsb
RegOsc1
RegAfcCtrl
RegLowBat
RegListen1
RegListen2
RegListen3
RegVersion
RegPaLevel
RegPaRamp
RegOcp
Reserved14
Reserved15
Reserved16
Reserved17
0x00
0x04
0x00
0x1A
0x0B
0x00
0x52
0xE4
0xC0
0x00
0x41
0x00
0x02
0x92
0xF5
0x20
0x23
0x9F
0x09
0x1A
0x40
0xB0
0x7B
0x9B
FIFO read/write access
Operating modes of the transceiver
Data operation mode and Modulation settings
Bit Rate setting, Most Significant Bits
Bit Rate setting, Least Significant Bits
Frequency Deviation setting, Most Significant Bits
Frequency Deviation setting, Least Significant Bits
RF Carrier Frequency, Most Significant Bits
RF Carrier Frequency, Intermediate Bits
RF Carrier Frequency, Least Significant Bits
RC Oscillators Settings
AFC control in low modulation index situations
Low Battery Indicator Settings
Listen Mode settings
Listen Mode Idle duration
Listen Mode Rx duration
Semtech ID relating the silicon revision
PA selection and Output Power control
Control of the PA ramp time in FSK mode
Over Current Protection control
-
-
-
-
0x18
0x19
RegLna
RegRxBw
0x08
0x86
0x88
0x55
LNA settings
Channel Filter BW Control
Rev. 7 - June 2013
Page 62
www.semtech.com
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