参数资料
型号: MRF89XAT-I/MQ
厂商: Microchip Technology
文件页数: 33/140页
文件大小: 0K
描述: RF ISM BAND TXRX 32 QFN
标准包装: 1
频率: 863MHz ~ 870MHz,902MHz ~ 928MHz,950MHz ~ 960MHz
数据传输率 - 最大: 200kbps
调制或协议: FSK,OOK
应用: ISM
功率 - 输出: 12.5dBm
灵敏度: -113dBm
电源电压: 2.1 V ~ 3.6 V
电流 - 接收: 3mA
电流 - 传输: 25mA
数据接口: PCB,表面贴装
存储容量: *
天线连接器: PCB,表面贴装
工作温度: -40°C ~ 85°C
封装/外壳: 32-WFQFN 裸露焊盘
包装: 标准包装
其它名称: MRF89XAT-I/MQDKR
MRF89XA
2.14.5
FLOOR THRESHOLD CONTROL
REGISTER DETAILS
REGISTER 2-5:
FLTHREG: FLOOR THRESHOLD CONTROL REGISTER
(ADDRESS:0x04) (POR:0x0C)
R/W-0
R/W-0
R/W-0
R/W-0
R/W-1
R/W-1
R/W-0
R/W-0
FTOVAL<7:0>
bit 7
bit 0
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
r = Reserved
bit 7-0
2.14.6
FTOVAL<7:0>: Floor Threshold OOK Value bits
The bits indicate Floor threshold in OOK receive mode.
FTOVAL<7:0> = 00001100 ≥ 6 dB (default)
FTOVAL assumes 0.5 dB RSSI Step
FIFO CONFIGURATION REGISTER
DETAILS
REGISTER 2-6:
FIFOCREG: FIFO CONFIGURATION REGISTER (ADDRESS:0x05) (POR:0x0F)
R/W-0
R/W-0
R/W-0
R/W-0
R/W-1
R/W-1
R/W-1
R/W-1
bit 7
FSIZE<1:0>
FTINT<5:0>
bit 0
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
r = Reserved
bit 7-6
bit 5-0
FSIZE<1:0>: FIFO Size Selection bits
These bits set the size/number of FIFO locations.
11 = 64 bytes
10 = 48 bytes
01 = 32 bytes
00 = 16 bytes (default)
FTINT<5:0>: FIFO Threshold Interrupt bits
Setting these bits selects the FIFO threshold for interrupt source. Refer to Section 3.6.2, Interrupt
Sources and Flags for more information.
FTINT<5:0> = 001111 (default)
FIFO_THRESHOLD interrupt source’s behavior depends on the running mode (TX, RX or Stand-by
mode).
? 2010–2011 Microchip Technology Inc.
Preliminary
DS70622C-page 33
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