RF96 datasheet(87/121 Pages) HOPE

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Page 87

RF96/97/98

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WIRELESS & SENSING

PRELIMINARY

DATASHEET

6.2. FSK/OOK Mode Register Map

This section details the RF96/97/98 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

0x00

FIFO data input/output

Registers for Common settings

RegOpMode

(0x01)

LongRangeMode

0x00

0  FSK/OOK Mode

1 LoRaTM Mode

This bit can be modified only in Sleep mode. A write operation on

other device modes is ignored.

6-5

ModulationType

0x00

Modulation scheme:

00  FSK

01  OOK

10  11  reserved

reserved

0x0

reserved

LowFrequencyModeOn

0x01

Access Low Frequency Mode registers (from address 0x61 on)

0  High Frequency Mode (access to HF test registers)

1  Low Frequency Mode (access to LF test registers)

2-0

Mode

0x01

Transceiver modes

000  Sleep mode

001  Stdby mode

010  FS mode TX (FSTx)

011  Transmitter mode (Tx)

100  FS mode RX (FSRx)

101  Receiver mode (Rx)

110  reserved

111  reserved

RegBitrateMsb

(0x02)

7-0

BitRate(15:8)

0x1a

MSB of Bit Rate (chip rate if Manchester encoding is enabled)

RegBitrateLsb

(0x03)

7-0

BitRate(7:0)

0x0b

LSB of bit rate (chip rate if Manchester encoding is enabled)

BitRate = ---------------------------

----

-----

---

------------------------------

BitRate(15,0) + -

----

---

----

Default value: 4.8 kb/s

RegFdevMsb

(0x04)

7-6

reserved

0x00

reserved

5-0

Fdev(13:8)

0x00

MSB of the frequency deviation

RegFdevLsb

(0x05)

7-0

Fdev(7:0)

0x52

LSB of the frequency deviation

Fdev = Fstep × Fdev(15,0)

Default value: 5 kHz

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