AT86RF212 Atmel Corporation, AT86RF212 Datasheet - Page 44

• Manufacturer Part Number: AT86RF212
• Manufacturer: Atmel Corporation

Specifications of AT86RF212

• Max. Operating Frequency: 0 MHz
• Crypto Engine: AES
• Operating Voltage (vcc): 1.8 to 3.6
• Frequency Band: 700/800/900MHz
• Max Data Rate (mb/s): 1
• Antenna Diversity: No
• External Pa Control: Yes
• Power Output (dbm): 10
• Receiver Sensitivity (dbm): -110
• Receive Current Consumption (ma): 9.0
• Transmit Current Consumption (ma): 18 at 5dBm
• Link Budget (dbm): 120

图 5-8 扩展操作模式状态原理图
44
RX _ ON _ NOCLK
BUSY _ RX _ AACK
AACK _ NOCLK
( RX 收听状态
( 接收状态
BUSY _ RX
BUSY _ RX _
e
m
F r
a
CLKM = OFF
CLKM = OFF
检
测
到
c
A
p
R e
H
S
检
测
到
AT86RF212
)
)
S L
拒绝的帧
帧结束
P _
(
发送状态
除睡眠以外的所有状态
FORCE _ TRX_ OFF
检测到
检测到
检测到
SHR
T R
SHR
SHR
= H
S L
(
P _
-
T R
连接 EVDD 后通电
= L
RX_ AACK _ ON
( RX 收听状态
ON _ NOCLK
RX _ AACK _
XOSC = ON
-
P_ ON
R
Pull = ON
X
RX _ ON
_
A
=
R
P
L
T
_
L
S
A
CLKM = OFF
C
K _
6
O
N
R
T R
X _
=
R
P
H
T
_
L
S
TRX _ OFF
12
X
)
O
_ O
来自
N
F F
)
)
T
R
X _
O F
1
F
8
TRX_OFF
( 时钟状态
XOSC =ON
P
PLL_ON
Pull =OFF
7
RX_ON
L
L _
O
N
R
X _
A
2
A
5
C
K _
T R
S L
O
)
N
9
P _
X
_ O
T
R =
F F
S L
L
TX_ARET_ON
P _
P
图例
蓝色 :
红色 :
Green : 事件
L L
T
R =
_ O
PLL_ON
13
( PLL 状态 )
H
N
N
P
(
O
_
L
L
( 睡眠状态
除 P_ON 以外的所有状态
XOSC =OFF
SLEEP
基本操作状态
Pull =OFF
扩展操作模式状态
:
SPI 写入寄存器 TRX_XTATE(0X02)
经过集杨电路引脚的控制信号
4
3
N
R
A
X
O
_
T
E
_
T
/RST = H
T
X
_
A
14
R
)
E
T _
O
N
SLP _ TR = H
TX _ START
SLP _ TR = H
TX _ START
FORCE _ PLL _ ON
TRX _ OFF
_
帧结束
见附注
帧结束
自来
11
10
or
或
)
BUSY_TX_ARET
/ RST = L
( 发送状态
(
BUSY_TX
8168B-MCU Wireless-03/09
从所有状态
RESET
)
)