参数资料
型号: TRC103
厂商: RFM
文件页数: 25/65页
文件大小: 0K
描述: RFIC TRANSCEIVER MULTI-CHANNEL F
标准包装: 1
系列: TRC
频率: 863MHz ~ 960MHz
数据传输率 - 最大: 100kbps
调制或协议: FSK,OOK
应用: 通用
功率 - 输出: 11dBm
灵敏度: -112dBm
电源电压: 2.1 V ~ 3.6 V
电流 - 接收: 4mA
电流 - 传输: 30mA
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-QFN
包装: 标准包装
产品目录页面: 583 (CN2011-ZH PDF)
其它名称: 583-1095-6
The TRC103 packet handler provides a mechanism for scrambling the packet payload. A 9-bit LFSR is used to
generate a random sequence. The payload and the 16-bit CRC checksum are XOR’d with this random sequence
as shown in Figure 18. The data is descrambled on the receiver side by XORing with the same random se-
quence. The scrambling/descrambling process is enabled by setting the PKTCFG1E_Scrmb_En[4] bit to 1.
T R C 1 0 3 D a ta S c r a m b lin g Im p le m e n ta tio n
X 9 + X 5 + 1
X O R
S R 8
S R 5
S R 4
S R 0
X O R
S C R A M B L E D
D A T A O U T P U T
D A T A IN P U T
A ll 9 s h ift r e g is te r s p r e s e t to 1 b e fo r e e a c h s c r a m b lin g ( D C
b a la n c in g ) c a lc u la tio n
Figure 18
3.10 SPI Configuration Interface
The TRC103 contains two SPI-compatible interfaces, one to read and write the configuration registers, the other
to read and write FIFO data. Both interfaces are configured in slave mode and share the same pins: SDO (SPI
Slave Data Out), SDI (SPI Slave Data In), and SCK (Serial Clock). Two pins are provided to select the SPI con-
nection. The nSS_CONFIG pin allows access to the configuration registers and the nSS_DATA pin allows access
to the FIFO. Figure 19 shows a typical connection between a host microcontroller and the SPI interface.
T R C 1 0 3 - M ic r o c o n tr o lle r S ig n a l C o n n e c tio n s
IR Q 0
IR Q 1 /D C L K
D A T A
P L L _ L O C K
H o s t
M ic r o c o n tr o lle r
S C K
S D I
S D O
n S S _ D A T A
n S S _ C O N F IG
Figure 19
T R C 1 0 3
www.RFM.com E-mail: info@rfm.com
? 2009-2010 by RF Monolithics, Inc.
Technical support +1.800.704.6079
Page 25 of 65
TRC103 - 11/29/12
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