EVAL-ADF7021-NDBEZ Analog Devices Inc, EVAL-ADF7021-NDBEZ Datasheet - Page 60

• Manufacturer Part Number: EVAL-ADF7021-NDBEZ
• Description: 426MHz To 429 MHz, External L
• Manufacturer: Analog Devices Inc
• Type: Transceiver, FSKr

Specifications of EVAL-ADF7021-NDBEZ

• Frequency: 420MHz ~ 440MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: ADF7021-N
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: Q5835434A

ADF7021-N
REGISTER 11—SYNC WORD DETECT REGISTER
REGISTER 12—SWD/THRESHOLD SETUP REGISTER
Lock threshold locks the threshold of the envelope detector. This has the effect of locking the slicer in linear demodulation and locking
the AFC and AGC loops when using linear or correlator demodulation.
0
1
2
3
SWD_MODE
SWD PIN LOW
SWD PIN HIGH AFTER NEXT SYNCWORD
SWD PIN HIGH AFTER NEXT SYNCWORD
FOR DATA PACKET LENGTH NUMBER OF BYTES
INTERRUPT PIN HIGH
SYNC_BYTE_SEQUENCE
0
1
2
3
Figure 75. Register 12—SWD/Threshold Setup Register Map
0
1
...
255
Figure 74. Register 11—Sync Word Detect Register Map
LOCK_THRESHOLD_MODE
THRESHOLD FREE RUNNING
LOCK THRESHOLD AFTER NEXT SYNCWORD
LOCK THRESHOLD AFTER NEXT SYNCWORD
FOR DATA PACKET LENGTH NUMBER OF BYTES
LOCK THRESHOLD
DATA_PACKET_LENGTH
255 BYTES
INVALID
1 BYTE
DATA_PACKET_LENGTH
...
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CONTROL
BITS
MT2
0
0
1
1
MT1
0
1
0
1
ACCEPT 0 ERRORS
MATCHING_
TOLERANCE
ACCEPT 1 ERROR
ACCEPT 2 ERRORS
ACCEPT 3 ERRORS
PL2
0
0
1
1
PL1
0
1
0
1
SYNC_BYTE_
LENGTH
12 BITS
16 BITS
20 BITS
24 BITS
CONTROL
BITS