RFM92 Datasheet, PDF (92/126 Pages) List of Unclassifed Manufacturers – Low Power Long Range Transceiver Module

RFM92W/93W V3.0
6.2. FSK/OOK Mode Register Map
This section details the RFM92W/93W register mapping and the precise contents of each register in FSK/OOK
mode. Convention: r: read, w: write, t:trigger, c: clear
Table 40 Register Map
Name
(Address)
Bits
RegFifo
(0x00)
7-0
7
6-5
RegOpMode
(0x01)
4-3
2-0
RegBitrateMsb
(0x02)
7-0
RegBitrateLsb
(0x03)
7-0
Variable Name
Mode
Default
value
FSK/OOK Description
Fifo
rw 0x00 FIFO data input/output
Registers for Common settings
LongRangeMode
0 Æ FSK/OOK Mode
r 0x00 ^{1Æ LoRaTM Mode}
This bit can be modified only in Sleep mode. A write operation on
other device modes is ignored.
ModulationType
Modulation scheme:
rw
0x00
00 Æ FSK
01 Æ OOK
10 -11 Æ reserved
ModulationShaping
Data shaping:
In FSK:
00 Æ no shaping
01 Æ Gaussian filter BT = 1.0
10 Æ Gaussian filter BT = 0.5
rw 0x00 ^{11 Æ Gaussian filter BT = 0.3}
In OOK:
00 Æ no shaping
01 Æ filtering with f_cutoff = bit_rate
10 Æ filtering with f_cutoff = 2*bit_rate (for bit_rate < 125 kbps)
11 Æ reserved
Mode
Transceiver modes
000 Æ Sleep mode
001 Æ Stdby mode
010 Æ FS mode TX (FSTx)
rw 0x01 011 Æ Transmitter mode (Tx)
100 Æ FS mode RX (FSRx)
101 Æ Receiver mode (Rx)
110 Æ reserved
111 Æ reserved
BitRate(15:8)
rw 0x1A MSB of Bit Rate (chip rate if Manchester encoding is enabled)
BitRate(7:0)
LSB of bit rate (chip rate if Manchester encoding is enabled)
rw 0x0B
BitRate = ---------------------------^F----^X----^O-----^S---^C-----------------------------
Bi
t
R ate(15,0)
+
-^B----ⁱ--^t--^r--^a----^t--^e---^F----^r--^a----^c-
16
Default value: 4.8 kbps
Page 92
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