SX1231 SEMTECH [Semtech Corporation], SX1231 Datasheet - Page 58

• Manufacturer Part Number: SX1231
• Description: Low Power Integrated UHF Transceiver
• Manufacturer: SEMTECH [Semtech Corporation]

Rev 2 - Nov 2009
ADVANCED COMMUNICATIONS & SENSING
0x2F-0x36
Address
0x1A
0x1B
0x1C
0x1D
0x1E
0x1F
0x2A
0x2B
0x2C
0x2D
0x2E
0x3A
0x3B
0x3C
0x19
0x20
0x21
0x22
0x23
0x24
0x25
0x26
0x27
0x28
0x29
0x37
0x38
0x39
RegPayloadLength
RegPacketConfig1
RegBroadcastAdrs
RegPreambleMsb
RegSyncValue1-8
RegDioMapping1
RegDioMapping2
RegPreambleLsb
RegRxTimeout1
RegRxTimeout2
Register Name
RegRssiThresh
RegSyncConfig
RegAutoModes
RegRssiConfig
RegFifoThresh
RegNodeAdrs
RegRssiValue
RegIrqFlags1
RegIrqFlags2
RegOokPeak
RegOokAvg
RegAfcMsb
RegFeiMsb
RegOokFix
RegAfcLsb
RegFeiLsb
RegAfcBw
RegAfcFei
RegRxBw
(built-in)
Reset
0x86
0x8A
0x05
0xFF
0x00
0x0F
0xFF
0x40
0x80
0x06
0x10
0x00
0x00
0x00
0x00
0x02
0x00
0x80
0x00
0x00
0x00
0x00
0x03
0x98
0x10
0x40
0x00
0x00
0x00
mended)
Default
(recom
0x8B
0xE4
0x8F
0x55
0x07
0x01
Page 58
Channel Filter BW Control
Channel Filter BW control during the AFC routine
OOK demodulator selection and control in peak mode
Average threshold control of the OOK demodulator
Fixed threshold control of the OOK demodulator
AFC and FEI control and status
MSB of the frequency correction of the AFC
LSB of the frequency correction of the AFC
MSB of the calculated frequency error
LSB of the calculated frequency error
RSSI-related settings
RSSI value in dBm
Mapping of pins DIO0 to DIO3
Mapping of pins DIO4 and DIO5, ClkOut frequency
Status register: PLL Lock state, Timeout, RSSI > Threshold...
Status register: FIFO handling flags, Low Battery detection...
RSSI Threshold control
Timeout duration between Rx request and RSSI detection
Timeout duration between RSSI detection and PayloadReady
Preamble length, MSB
Preamble length, LSB
Sync Word Recognition control
Sync Word bytes, 1 through 8
Packet mode settings
Payload length setting
Node address
Broadcast address
Auto modes settings
Fifo threshold, Tx start condition
Description
DATASHEET
www.semtech.com
SX1231