Page 3
RF65
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5.4.1. General Description..................................................................................................................................
43
5.4.2. Rx Processing ..........................................................................................................................................
43
5.5.
Packet Mode .................................................................................................................................................
44
5.5.1.
General Description..................................................................................................................................
44
5.5.2.
Packet Format ..........................................................................................................................................
44
5.5.3.
Processing (without AES).........................................................................................................................
47
5.5.4.
AES ..........................................................................................................................................................
47
5.5.5.
Handling Large Packets ...........................................................................................................................
48
5.5.6.
Packet Filtering.........................................................................................................................................
48
5.5.7.
DC-Free Data Mechanisms ......................................................................................................................
50
Configuration and Status Registers ...................................................................................................................... 52
6.1.
General Description ......................................................................................................................................
52
6.2.
Common Configuration Registers .................................................................................................................
55
6.3.
Receiver Registers ........................................................................................................................................
58
ADVANCED COMMUNICATIONS & SENSING
DATASHEET
3.4.18. Temperature Sensor ............................................................................................................................29
3.4.19. Timeout Function.................................................................................................................................... 29
4.
Operating Modes .................................................................................................................................................. 30
4.1.
Basic Modes.................................................................................................................................................. 30
4.2.
Automatic Sequencer and Wake-Up Times .................................................................................................30
4.2.1. Receiver Startup Time.............................................................................................................................30
4.2.2. Rx Start Procedure ..................................................................................................................................32
4.2.3. Optimized Frequency Hopping Sequences ..............................................................................................32
4.3.
Listen Mode ................................................................................................................................................... 33
4.3.1. Timings ..................................................................................................................................................... 33
4.3.2. Criteria ...................................................................................................................................................... 34
4.3.3. End of Cycle Actions ............................................................................................................................... 34
4.3.4. RC Timer Accuracy ..................................................................................................................................35
4.4.
AutoModes .................................................................................................................................................... .36
5.
Data Processing.................................................................................................................................................... . 37
5.1.
Overview ......................................................................................................................................................... 37
5.1.1. Block Diagram ..........................................................................................................................................37
5.1.2. Data Operation Modes .............................................................................................................................37
5.2.
Control Block Description .............................................................................................................................. 38
5.2.1. SPI Interface.............................................................................................................................................. 38
5.2.2. FIFO .......................................................................................................................................................... 39
5.2.3. Sync Word Recognition ............................................................................................................................ 40
5.2.4. Packet Handler ......................................................................................................................................... 41
5.2.5. Control ........................................................................................................................................................ 41
5.3.
Digital IO Pins Mapping ................................................................................................................................... 42
5.3.1. DIO Pins Mapping in Continuous Mode ................................................................................................... 42
5.3.2. DIO Pins Mapping in Packet Mode .......................................................................................................... 42
5.4.
Continuous Mode ............................................................................................................................................ 43
6.
