Figure, Trx_off, P_on – Rainbow Electronics AT86RF231 User Manual
Page 48: Sleep, Busy_tx, Rx_on, Busy_rx, Rx_on_noclk, Rx_aack_ on_noclk busy_rx_ aack_noclk, Tx_aret_on rx_aack_on
48
8111A–AVR–05/08
AT86RF231
Figure 7-8.
Extended Operating Mode State Diagram
2
T
R
X
_O
F
F
S
L
P
_T
R
=H
Legend:
Blue: SPI Write to Register TRX_STATE (0x02)
Red: Control signals via IC Pin
Green: Event
Basic Operating Mode States
Extended Operating Mode States
S
L
P
_T
R
=L
P
L
L
_O
N
RX_ON
PLL_ON
TRX_OFF
(Clock State)
XOSC=ON
Pull=OFF
R
X
_O
N
P_ON
(Power-on after V
DD
)
XOSC=ON
Pull=ON
SLEEP
(Sleep State)
XOSC=OFF
Pull=OFF
(all modes except P_ON)
FORCE_TRX_OFF
(all modes except SLEEP)
Frame
End
Frame
End
BUSY_TX
(Transmit State)
RX_ON
(Rx Listen State)
BUSY_RX
(Receive State)
T
R
X
_O
F
F
T
R
X
_O
F
F
1
3
4
5
7
6
8
9
11
10
RX_ON_NOCLK
(Rx Listen State)
CLKM=OFF
S
LP
_T
R
=H
SL
P_
TR=
L
BUSY_RX_AACK
BUSY_TX_ARET
SHR
Detected
Trans-
action
Finished
TX_
A
R
E
T_
O
N
PLL
_
ON
SLP_TR=H
or
TX_START
Frame
End
P
L
L_
O
N
R
X
_
A
A
C
K
_
O
N
RX_AACK_
ON_NOCLK
BUSY_RX_
AACK_NOCLK
Frame
Rejected
Frame
Acc
e
pted
T
X
_
A
R
E
T
_
O
N
RX
_
AA
C
K
_
O
N
From / To
TRX_OFF
From / To
TRX_OFF
SL
P
_
TR=H
SLP_T
R
=L
/RST = H
12
13
FORCE_PLL_ON
14
SHR
Detected
SLP_TR=H
or
TX_START
SHR
Detected
SHR
De
tect
e
d
TX_ARET_ON
RX_AACK_ON
CLKM=OFF
CLKM=OFF
PLL_ON
(PLL State)
see notes
RESET
(from all states)
/RST = L
T
RX
_
O
F
F
T
R
X
_
O
F
F