AT86RF230_09 ATMEL [ATMEL Corporation], AT86RF230_09 Datasheet - Page 31

• Manufacturer Part Number: AT86RF230_09
• Description: Low Power 2.4 GHz Transceiver for ZigBee, IEEE 802.15.4, 6LoWPAN, RF4CE and ISM
• Manufacturer: ATMEL [ATMEL Corporation]

Figure 7-5. Extended Operating Mode State Diagram
7.2.1 State Control
5131E-MCU Wireless-02/09
RX_ON_NOCLK
BUSY_RX_AACK
AACK_NOCLK
(Rx Listen State)
BUSY_RX_
(Receive State)
BUSY_RX
CLKM=OFF
CLKM=OFF
Rejected
Detected
Detected
Detected
Finished
TRX_OFF
Frame
Frame
Trans-
action
(all states except SLEEP)
SFD
SFD
FORCE_TRX_OFF
SFD
From
End
(Power-on after VDD)
RX_AACK_ON
(Rx Listen State)
ON_NOCLK
RX_AACK_
XOSC=ON
P_ON
Pull=ON
CLKM=OFF
RX_ON
6
The Extended Operating Mode states can be entered from states TRX_OFF or
PLL_ON as described by the state diagram in Figure 7-5. The completion of each
requested state change shall always be confirmed by reading the register 0x01
(TRX_STATUS).
12
1
8
TRX_OFF
(Clock State)
XOSC=ON
PLL_ON
Pull=OFF
7
RX_ON
2
5
9
Legend:
Blue:
Red:
Green:
X
TX_ARET_ON
PLL_ON
13
(PLL State)
(all states except P_ON)
SPI Write to Register TRX_STATE (0x02)
Control signals via IC Pin
Event
Basic Operating Mode States
Extended Operating Mode States
State transition number, timing data in Table 7-1
(Sleep State)
XOSC=OFF
SLEEP
Pull=OFF
4
3
RST=H
TX_START
TX_START
SLP_TR=H
SLP_TR=H
11
TRX_OFF
Frame
End
From
or
or
Frame
End
10
BUSY_TX_ARET
RST=L
(Transmit State)
(from all states)
BUSY_TX
RESET
AT86RF230
31