Data Sheet

Page 113
RFM95/96/97/98
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WIRELESS & SENSING PRELIMINARY DATASHEET
Wan ted Sign al
Preamble ( Preamble + Sync = T2 )
Sync
Word
Payload Crc
Idle Receive
Timer1 RxTimeout
Timer2
Preamble
Detect
Sync
Address
Fifo
Level
Figure 50. Listen Mode with Preamble Received & Valid SyncAddress
7.3.2.2. Sequencer Configuration
The following graph shows Listen mode - Wake on SyncAddress state machine:
State M ach ine
Sequencer Off
&
Initial mode = Sleep or Standby
Start bit set
IdleMode = 1 : Sleep
Start
FromStart = 00
LowPower
LowPowerSelection = 1
Selection
Idle
On T1
FromIdle = 1
FromRxTimeout = 10
RxTimeout
On T2
On RxTimeout
Receive
On SyncAdress
FromReceive = 101
Sequencer Off
Figure 51. Wake On SyncAddress State Machine