参数资料
型号: AT86RF212-ZUR
厂商: Atmel
文件页数: 89/172页
文件大小: 0K
描述: TXRX AVR LOW PWR/VOLTAGE 32PQFN
标准包装: 1
频率: 700MHz,800MHz,900MHz
数据传输率 - 最大: 250kbps
调制或协议: 802.15.4 Zigbee,6LoWPAN,ISM
应用: ISM,ZigBee?
功率 - 输出: 10dBm
灵敏度: -110dBm
电源电压: 1.8 V ~ 3.6 V
电流 - 接收: 9.2mA
电流 - 传输: 25mA
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
工作温度: -40°C ~ 85°C
封装/外壳: 32-VFQFN 裸露焊盘
包装: 标准包装
其它名称: AT86RF212-ZURDKR
AT86RF212
LBT Threshold
According to [5], the maximum LBT threshold for an IEEE 802.15.4 signal is
presumably -82 dBm, assuming a channel spacing of 1 MHz.
6.7.2 LBT Mode
The AT86RF212 supports the previously described LBT specific listening mode when
operating in the Extended Operating Mode.
In particular, during TX_ARET (see section 5.2.4), the CSMA-CA algorithm can be
replaced by the LBT listening mode when setting register bit CSMA_LBT_MODE
(register 0x17, XAH_CTRL_1). In this
case, however, the register bits
MAX_CSMA_RETRIES (register 0x2C, XAH_CTRL_0) as well as MIN_BE and
MAX_BE (register 0x2F, CSMA_BE) are ignored, implying that the listening mode will
sustain unless a clear channel has been found or the TX_ARET transaction will be
canceled. The latter can be achieved by setting TRX_CMD to either FORCE_PLL_ON
or FORCE_TRX_OFF (register 0x02, TRX_STATE). All other aspects of TX_ARET
remain unchanged, refer to section 5.2.4.
The LBT threshold can be configured in the same way as for CCA, i.e. via register bits
CCA_MODE (register 0x08, PHY_CC_CCA) and register bits CCA_ED_THRES
(register 0x09, CCA_THRES), refer to section 6.6.
6.7.3 Register Description
Register 0x08 (PHY_CC_CCA) :
This register is relevant for the measurement mode when using LBT, i.e. selecting
“energy above threshold” or “carrier sense” (CS) or combination of both.
Table 6-36. Register 0x08 (PHY_CC_CCA)
Bit
Name
Read/Write
Reset Value
Bit
Name
Read/Write
Reset Value
7
CCA_REQUEST
W
0
3
CHANNEL[3]
R/W
0
6
CCA_MODE[1]
R/W
0
2
CHANNEL[2]
R/W
1
5
CCA_MODE[0]
R/W
1
1
CHANNEL[1]
R/W
0
4
CHANNEL[4]
R/W
0
0
CHANNEL[0]
R/W
1
? Bit 7 – CCA_REQUEST
Not applicable for LBT, see section 6.6.6.
? Bit 6:5 – CCA_MODE
The CCA mode can be used in order to select the appropriate LBT measurement mode
by using register bits CCA_MODE, refer to section 6.6.
? Bit 4:0 – CHANNEL
Refer to section 7.8.6.
89
8168C-MCU Wireless-02/10
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AT86RF215IQ-ZUR 功能描述:IC RF TXRX 802.15.4/ISM 48-VFQFN 制造商:microchip technology 系列:- 包装:剪切带(CT) 零件状态:在售 类型:仅限 TxRx 射频系列/标准:802.15.4,通用 ISM < 1GHz 协议:- 调制:FSK,OFDM,O-QPSK 频率:389.5MHz ~ 510MHz,779MHz ~ 1.02GHz,2.4GHz 数据速率(最大值):2.4Mbps 功率 - 输出:16dBm 灵敏度:-123dBm 存储容量:- 串行接口:SPI 电压 - 电源:1.8 V ~ 3.6 V 电流 - 接收:5mA ~ 33mA 电流 - 传输:62mA ~ 64mA 工作温度:-40°C ~ 85°C 封装/外壳:48-VFQFN 裸露焊盘 标准包装:1
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