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 AX−RadioLab 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 register’s
contents are not lost during power−down 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 power−down 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