RFM73P Datasheet, PDF (16/25 Pages) List of Unclassifed Manufacturers – Low Power High Performance 2.4 GHz GFSK Transceiver Module

RFM73P-S2 V2.0
03
SETUP_AW
Setup of Address Widths
(common for all data pipes)
Reserved
AW
7:2
000000 R/W
Only '000000' allowed
1:0
11
R/W
RX/TX Address field width
'00' - Illegal
'01' - 3 bytes
'10' - 4 bytes
'11' - 5 bytes
LSB bytes are used if address width is
below 5 bytes
04
SETUP_RETR
Setup of Automatic Retransmission
ARD
7:4
0000
R/W
Auto Retransmission Delay
„0000‟ – Wait 250 us
„0001‟ – Wait 500 us
„0010‟ – Wait 750 us
……..
„1111‟ – Wait 4000 us
(Delay defined from end of transmission to
start of next transmission)
ARC
Auto Retransmission Count
3:0
0011
R/W
„0000‟ –Re-Transmit disabled
„0001‟ – Up to 1 Re-Transmission on fail
of AA
……
„1111‟ – Up to 15 Re-Transmission on fail
of AA
05
RF_CH
RF Channel
Reserved
7
0
R/W
Only '0' allowed
RF_CH
6:0
0000010 R/W Sets the frequency channel
06
RF_SETUP
Reserved
7
6
RF_DR_LOW
5
PLL_LOCK
4
RF Setup Register
0
R/W
Reserved
0
R/W
Reserved
0
R/W
Set Air Data Rate.See RF_DR_HIGH for
encoding
0
Force PLL lock single .Only used in test
RF_DR_HIGH
3
RF_PWR[1:0]
2:1
LNA_HCURR
0
1
R/W
Set Air Data Rate
Encoding : RF_DR_LOW, RF_DR_HIGH
0„0 – 1Mbps
0„1 – 2Mbps(default)
1,0 – 250Kbps
1,1 – 2Mbps
Set RF output power in TX mode
RF_PWR[1:0]
11
R/W
'00' – -10 dBm
'01' – -5 dBm
'10' – 0 dBm
'11' – 5 dBm
Setup LNA gain
1
R/W
0:Low gain(20dB down)
1:High gain
07
STATUS
RBANK
7
0
R
Status Register (In parallel to the SPI
command word applied on the MOSI pin,
the STATUS register is shifted serially out
on the MISO pin)
Register bank selection states. Switch
register bank is done by SPI command
“ACTIVATE” followed by 0x53
0: Register bank 0
16
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