RFM95 Datasheet, PDF (87/121 Pages) List of Unclassifed Manufacturers – Low Power Long Range Transceiver Module

WIRELESS & SENSING
RFM95/96/97/98(W)
PRELIMINARY
DATASHEET
6.2. FSK/OOK Mode Register Map
This section details the RFM95/96/97/98(W) register mapping and the precise contents of each register in FSK/OOK
mode. Convention: r: read, w: write, t:trigger, c: clear
Table 86 Register Map
Name
(Address)
Bits
Variable Name
Mode
Default
value
FSK/OOK Description
RegFifo
(0x00)
7-0
Fifo
rw 0x00 FIFO data input/output
Registers for Common settings
7
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.
6-5
ModulationType
Modulation scheme:
rw
0x00
00 Æ FSK
01 Æ OOK
10 Æ 11 Æ reserved
RegOpMode
(0x01)
4
reserved
3
LowFrequencyModeOn
r 0x0 reserved
Access Low Frequency Mode registers (from address 0x61 on)
rw 0x01 0 Æ High Frequency Mode (access to HF test registers)
1 Æ Low Frequency Mode (access to LF test registers)
2-0
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
RegBitrateMsb
(0x02)
7-0
BitRate(15:8)
rw 0x1a MSB of Bit Rate (chip rate if Manchester encoding is enabled)
RegBitrateLsb
(0x03)
7-0
BitRate(7:0)
LSB of bit rate (chip rate if Manchester encoding is enabled)
rw 0x0b
BitRate = ---------------------------^F----^X----^O-----^S---^C-----------------------------
BitRate(15,0)
+
-^B----ⁱ--^t--^r--^a----^t--^e---^F----^r--^a----^c-
16
Default value: 4.8 kb/s
RegFdevMsb
7-6
(0x04)
5-0
reserved
Fdev(13:8)
rw 0x00 reserved
rw 0x00 MSB of the frequency deviation
RegFdevLsb
(0x05)
7-0
Fdev(7:0)
LSB of the frequency deviation
rw 0x52 Fdev = Fstep × Fdev(15,0)
Default value: 5 kHz
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