AX5243
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25
REGISTER BANK DESCRIPTION
This section describes the bits of the register bank as
reference. The registers are grouped by functional block to
facilitate programming. The AXRadioLab software
calculates the necessary register settings for best
performance and details can be found in the AX5243
Programming Manual.
An R in the retention column means that this registers
contents are not lost during powerdown mode.
No checks are made whether the programmed
combination of bits makes sense! Bit 0 is always the LSB.
NOTES: Whole registers or register bits marked as
reserved should be kept at their default values.
All addresses not documented here must not be
accessed, neither in reading nor in writing.
The retention column indicates if the register
contents are preserved in powerdown mode.
Table 27. CONTROL REGISTER MAP
Add Name Dir Ret Reset
Bit
Description
7 6 5 4 3 2 1 0
Revision & Interface Probing
000
REVISION R R 01010001 SILICONREV(7:0) Silicon Revision
001 SCRATCH RW R 11000101 SCRATCH(7:0) Scratch Register
Operating Mode
002
PWRMODE RW R 011–0000 RST XOEN REFEN WDS PWRMODE(3:0) Power Mode
Voltage Regulator
003 POWSTAT R R –––––––– SSUM SREF SVREF SVANA SVMODEM SBEVANA SBEVMOD
EM
SVIO Power Management
Status
004 POWSTICKYST
AT
R R –––––––– SSSUM SREF SSVREF SSVANA SSVMODE
M
SSBEVANA SSBEVMO
DEM
SSVIO Power Management
Sticky Status
005 POWIRQMASK RW R 00000000 MPWR
GOOD
MSREF MSVREF MS VANA MS
VMODEM
MSBE
VANA
MSBE
VMODEM
MSVIO Power Management
Interrupt Mask
Interrupt Control
006 IRQMASK1 RW R ––000000 IRQMASK(13:8) IRQ Mask
007 IRQMASK0 RW R 00000000 IRQMASK(7:0) IRQ Mask
008 RADIOEVENTM
ASK1
RW R –––––––0 RADIO
EVENT
MASK(8)
Radio Event Mask
009 RADIOEVENTM
ASK0
RW R 00000000 RADIO EVENT MASK(7:0) Radio Event Mask
00A IRQINVERSION
1
RW R ––000000 IRQINVERSION(13:8) IRQ Inversion
00B IRQINVERSION
0
RW R 00000000 IRQINVERSION(7:0) IRQ Inversion
00C IRQREQUEST1 R R –––––––– IRQREQUEST(13:8) IRQ Request
00D IRQREQUEST0 R R –––––––– IRQREQUEST(7:0) IRQ Request
00E RADIOEVENTR
EQ1
R –––––––– RADIO
EVENT
REQ(8)
Radio Event Request
00F RADIOEVENTR
EQ0
R –––––––– RADIO EVENT REQ(7:0) Radio Event Request
Modulation & Framing
010
MODULATION RW R –––01000 RX HALF
SPEED
MODULATION(3:0) Modulation
011 ENCODING RW R –––00010 ENC
NOSYNC
ENC
MANCH
ENC
SCRAM
ENC DIFF ENC INV Encoder/Decoder
Settings
012 FRAMING RW R –0000000 FRMRX CRCMODE(2:0) FRMMODE(2:0) FABORT Framing settings
014 CRCINIT3 RW R 11111111 CRCINIT(31:24) CRC Initialisation Data
015 CRCINIT2 RW R 11111111 CRCINIT(23:16) CRC Initialisation Data
016 CRCINIT1 RW R 11111111 CRCINIT(15:8) CRC Initialisation Data
017 CRCINIT0 RW R 11111111 CRCINIT(7:0) CRC Initialisation Data
Forward Error Correction
018 FEC RW R 00000000 SHORT
MEM
RSTVI
TERBI
FEC NEG FEC POS FECINPSHIFT(2:0) FEC ENA FEC (Viterbi)
Configuration
019 FECSYNC RW R 01100010 FECSYNC(7:0) Interleaver
Synchronisation
Threshold
01A FECSTATUS R R –––––––– FEC INV MAXMETRIC(6:0) FEC Status
AX5243
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26
Table 27. CONTROL REGISTER MAP
Add Description
Bit
ResetRetDirNameAdd Description
01234567
ResetRetDirName
Status
01C
RADIOSTATE R ––––0000 RADIOSTATE(3:0) Radio Controller State
01D XTALSTATUS R R –––––––– XTAL
RUN
Crystal Oscillator
Status
Pin Configuration
020
PINSTATE R R –––––––– PS PWR
AMP
PS ANT
SEL
PS IRQ PS DATA PS DCLK PS SYS
CLK
Pinstate
021 PINFUNCSYSC
LK
RW R 0––01000 PU
SYSCLK
PFSYSCLK(4:0) SYSCLK Pin Function
022 PINFUNCDCLK RW R 00–––100 PU DCLK PI DCLK PFDCLK(2:0) DCLK Pin Function
023 PINFUNCDATA RW R 10–––111 PU DATA PI DATA PFDATA(2:0) DATA Pin Function
024 PINFUNCIRQ RW R 00–––011 PU IRQ PI IRQ PFIRQ(2:0) IRQ Pin Function
026 PINFUNCTCXO
_EN
RW R 00––0110 PU
TCXO_EN
PI
TCXO_EN
TCXO_EN (3:0) TCXO_EN Pin
Function
027 PWRAMP RW R –––––––0 PWRAMP PWRAMP Control
FIFO
028
FIFOSTAT R R 0––––––– FIFO AUTO
COMMIT
FIFO FREE
THR
FIFO CNT
THR
FIFO OVER FIFO
UNDER
FIFO FULL FIFO
EMPTY
FIFO Control
W R FIFOCMD(5:0)
029 FIFODATA RW –––––––– FIFODATA(7:0) FIFO Data
02A FIFOCOUNT1 R R –––––––0 FIFO
COUNT(8
)
Number of Words
currently in FIFO
02B FIFOCOUNT0 R R 00000000 FIFOCOUNT(7:0) Number of Words
currently in FIFO
02C FIFOFREE1 R R –––––––1 FIFO
FREE(8)
Number of Words that
can be written to FIFO
02D FIFOFREE0 R R 00000000 FIFOFREE(7:0) Number of Words that
can be written to FIFO
02E FIFOTHRESH1 RW R –––––––0 FIFO
THRESH
(8)
FIFO Threshold
02F FIFOTHRESH0 RW R 00000000 FIFOTHRESH(7:0) FIFO Threshold
Synthesizer
030 PLLLOOP RW R 0–––1001 FREQB DIRECT FILT EN FLT(1:0) PLL Loop Filter
Settings
031 PLLCPI RW R 00001000 PLLCPI PLL Charge Pump
Current (Boosted)
032 PLLVCODIV RW R –000–000 VCOI MAN VCO2INT VCOSEL RFDIV REFDIV(1:0) PLL Divider Settings
033 PLLRANGINGA RW R 00001000 STICKY
LOCK
PLL LOCK RNGERR RNG
START
VCORA(3:0) PLL Autoranging
034 FREQA3 RW R 00111001 FREQA(31:24) Synthesizer Frequency
035 FREQA2 RW R 00110100 FREQA(23:16) Synthesizer Frequency
036 FREQA1 RW R 11001100 FREQA(15:8) Synthesizer Frequency
037 FREQA0 RW R 11001101 FREQA(7:0) Synthesizer Frequency
038 PLLLOOPBOOS
T
RW R 0–––1011 FREQB DIRECT FILT EN FLT(1:0) PLL Loop Filter
Settings (Boosted)
039 PLLCPIBOOST RW R 11001000 PLLCPI PLL Charge Pump
Current
03B PLLRANGINGB RW R 00001000 STICKY
LOCK
PLL LOCK RNGERR RNG
START
VCORB(3:0) PLL Autoranging
03C FREQB3 RW R 00111001 FREQB(31:24) Synthesizer Frequency
03D FREQB2 RW R 00110100 FREQB(23:16) Synthesizer Frequency
03E FREQB1 RW R 11001100 FREQB(15:8) Synthesizer Frequency
03F FREQB0 RW R 11001101 FREQB(7:0) Synthesizer Frequency
Signal Strength
040 RSSI R R –––––––– RSSI(7:0) Received Signal
Strength Indicator
041 BGNDRSSI RW R 00000000 BGNDRSSI(7:0) Background RSSI
042 DIVERSITY RW R ––––––00 ANT SEL DIV ENA Antenna Diversity
Configuration
043 AGCCOUNTER RW R –––––––– AGCCOUNTER(7:0) AGC Current Value
AX5243
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27
Table 27. CONTROL REGISTER MAP
Add Description
Bit
ResetRetDirNameAdd Description
01234567
ResetRetDirName
Receiver Tracking
045
TRKDATARATE
2
R R –––––––– TRKDATARATE(23:16) Datarate Tracking
046 TRKDATARATE
1
R R –––––––– TRKDATARATE(15:8) Datarate Tracking
047 TRKDATARATE
0
R R –––––––– TRKDATARATE(7:0) Datarate Tracking
048 TRKAMPL1 R R –––––––– TRKAMPL(15:8) Amplitude Tracking
049 TRKAMPL0 R R –––––––– TRKAMPL(7:0) Amplitude Tracking
04A TRKPHASE1 R R –––––––– TRKPHASE(11:8) Phase Tracking
04B TRKPHASE0 R R –––––––– TRKPHASE(7:0) Phase Tracking
04D TRKRFFREQ2 RW R –––––––– TRRFKFREQ(19:16) RF Frequency
Tracking
04E TRKRFFREQ1 RW R –––––––– TRRFKFREQ(15:8) RF Frequency
Tracking
04F TRKRFFREQ0 RW R –––––––– TRRFKFREQ(7:0) RF Frequency
Tracking
050 TRKFREQ1 RW R –––––––– TRKFREQ(15:8) Frequency Tracking
051 TRKFREQ0 RW R –––––––– TRKFREQ(7:0) Frequency Tracking
052 TRKFSKDEMO
D1
R R –––––––– TRKFSKDEMOD(13:8) FSK Demodulator
Tracking
053 TRKFSKDEMO
D0
R R –––––––– TRKFSKDEMOD(7:0) FSK Demodulator
Tracking
054 TRKAFSKDEM
OD1
R R –––––––– TRKAFSKDEMOD(15:8) AFSK Demodulator
Tracking
055 TRKAFSKDEM
OD0
R R –––––––– TRKAFSKDEMOD(7:0) AFSK Demodulator
Tracking
Timer
059
TIMER2 R –––––––– TIMER(23:16) 1 MHz Timer
05A TIMER1 R –––––––– TIMER(15:8) 1 MHz Timer
05B TIMER0 R –––––––– TIMER(7:0) 1 MHz Timer
Wakeup Timer
068 WAKEUPTIMER
1
R R –––––––– WAKEUPTIMER(15:8) Wakeup Timer
069 WAKEUPTIMER
0
R R –––––––– WAKEUPTIMER(7:0) Wakeup Timer
06A WAKEUP1 RW R 00000000 WAKEUP(15:8) Wakeup Time
06B WAKEUP0 RW R 00000000 WAKEUP(7:0) Wakeup Time
06C WAKEUPFREQ
1
RW R 00000000 WAKEUPFREQ(15:8) Wakeup Frequency
06D WAKEUPFREQ
0
RW R 00000000 WAKEUPFREQ(7:0) Wakeup Frequency
06E WAKEUPXOEA
RLY
RW R 00000000 WAKEUPXOEARLY Wakeup Crystal
Oscillator Early
Physical Layer Parameters
Receiver Parameters
100
IFFREQ1 RW R 00010001 IFFREQ(15:8) 2nd LO / IF Frequency
101 IFFREQ0 RW R 00100111 IFFREQ(7:0) 2nd LO / IF Frequency
102 DECIMATION RW R –0001101 DECIMATION(6:0) Decimation Factor
103 RXDATARATE2 RW R 00000000 RXDATARATE(23:16) Receiver Datarate
104 RXDATARATE1 RW R 00111101 RXDATARATE(15:8) Receiver Datarate
105 RXDATARATE0 RW R 10001010 RXDATARATE(7:0) Receiver Datarate
106 MAXDROFFSE
T2
RW R 00000000 MAXDROFFSET(23:16) Maximum Receiver
Datarate Offset
107 MAXDROFFSE
T1
RW R 00000000 MAXDROFFSET(15:8) Maximum Receiver
Datarate Offset
108 MAXDROFFSE
T0
RW R 10011110 MAXDROFFSET(7:0) Maximum Receiver
Datarate Offset
109 MAXRFOFFSET
2
RW R 0–––0000 FREQ
OFFS
CORR
MAXRFOFFSET(19:16) Maximum Receiver RF
Offset
10A MAXRFOFFSET
1
RW R 00010110 MAXRFOFFSET(15:8) Maximum Receiver RF
Offset

AX5243-1-TA05

Mfr. #:
Manufacturer:
ON Semiconductor
Description:
RF Transceiver RADIO TRANSCEIVER
Lifecycle:
New from this manufacturer.
Delivery:
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