Data Sheet

Page 113
RFM95/96/97/98(W)
Tel: + 86-755-82973805 Fax: + 86- 755-82973550 E-mail: [e-mail] http:/ / www.hoperf.com
WIRELESS & SENSING PRELIMINARY DATASHEET
Wan ted Sign al


Preamble ( Preamble + Sync = T2 )
Sync
Word
Payload Crc
Idle
Receive
Timer1 RxTimeout
Timer2
Preamble
Detect
Sync
Addr ess
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