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MRF39RA Datasheet(PDF) 43 Page - Microchip Technology

Part # MRF39RA
Description  Low-Power, Integrated UHF Receiver
PDF  72 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MRF39RA Datasheet(HTML) 43 Page - Microchip Technology

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 2015 Microchip Technology Inc.
DS40001778B-page 43
MRF39RA
5.2
Common Configuration Registers
TABLE 5-2:
COMMON CONFIGURATION REGISTERS
Name
(Address)
Bits
Variable Name
Mode
Default
Value
Description
RegFifo
(0x00)
7-0
Fifo
rw
0x00
FIFO data output
RegOpMode
(0x01)
7
SequencerOff
rw
0
Controls the automatic sequencer, see Section 3.2
“Automatic Sequencer and Wake-up Times”:
0  Operating mode as selected with Mode bits in
RegOpMode is automatically reached with the
Sequencer
1
Mode is forced by the user
6
ListenOn
rw
0
Enables Listen mode; it must be enabled while in
Standby mode:
0
OFF (see Section 3.3 “Listen Mode”)
1
ON
5
ListenAbort
w
0
Aborts Listen mode when set together with
ListenOn = 0 (see Section 3.3.4 “Stopping Listen
Mode”)
Always reads ‘0’
4-2
Mode
rw
001
Receiver’s operating modes:
000
Sleep mode (SLEEP)
001
Standby mode (STDBY)
010
Frequency Synthesizer mode (FS)
100
Receiver mode (RX)
Others  Reserved
Reads the value corresponding to the current chip
mode
1-0
r
00
Unused
RegDataModule
(0x02)
7—
r
0
Unused
6-5
DataMode
rw
00
Data Processing mode:
00  Packet mode
01  Reserved
10  Continuous mode with bit synchronizer
11  Continuous mode without bit synchronizer
4-3
ModulationType
rw
00
Modulation scheme:
00
FSK
01
OOK
10 - 11  Reserved
2-0
r
000
Unused
RegBitrateMsb
(0x03)
7-0
BitRate(15:8)
rw
0X1A
MSB of bit rate (chip rate when Manchester encoding
is enabled)
RegBitrateLsb
(0x04)
7-0
BitRate(7:0)
rw
0X0B
LSB of bit rate (chip rate if Manchester encoding is
enabled)
Default value: 4.8 kbps
Reserved05
(0x05)
7-0
r
0X00
Unused
Reserved06
(0x06)
7-0
r
0X52
Unused
BitRate
FXOSC
BitRate 15 0
(, )
-----------------------------------
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