参数资料
型号: DR-TRC103-950-DK
厂商: RFM
文件页数: 15/65页
文件大小: 0K
描述: KIT DEV 950MHZ RFIC SRR
标准包装: 1
类型: 收发器,SRR
频率: 950MHz ~ 960MHz
适用于相关产品: TRC103-950
已供物品: 2 个板,天线,电池,线缆,CD,电源适配器
The RSSI block can be used in interrupt mode by setting the bit IRQCFG0E_RSSI_Int[3] to 1. When RXCFG14 _
RSSI[7..0] is equal or greater than a predefined value stored in IRQCFG0F_RSSI_thld [7..0] , the bit IRQCFG0E_
SIG_DETECT[2] goes high and an interrupt signal RSSI_IRQ is generated on pin IRQ0 if IRQCFG0D_RX_
IRQ0[7..6] is set to 01 (see Table 8). The interrupt is cleared by writing a 1 to bit IRQCFG0E_ SIG_DETECT[2] . If
the bit RSSI_IRQ remains high, the process starts again. Figure 10 shows the timing diagram of RSSI in interrupt
mode.
T R C 1 0 3 R S S I In te r r u p t O p e r a tio n
R S S I T h r e s h o ld S e t to 3 0
IR Q C F G 0 E B it 3
(R S S I_ In t)
R X C F G 1 4
(R S S I V a lu e )
X
X
2 2
2 8
2 6
3 1
2 9
2 5
2 5
3 3
3 1
2 1
2 4
2 2
X
IR Q C F G 0 E B it 2
(S IG _ D E T E C T )
In te r r u p t
D e te c te d
In te r r u p t
R e s e t
In te r r u p t
D e te c te d
In te r r u p t
R e s e t
Figure 10
3.5 Receiving in Buffered Data Mode
The receiver works in buffered mode when the MCFG01_Mode[5] bit is set to 1. In this mode, the output of the
data and clock recovery, i.e., the demodulated and resynchronized signal and the clock signal DCLK are not sent
directly to the output pins DATA and IRQ1 (DCLK). These signals are used to store the demodulated data in
blocks of 8 bits in a 64-byte FIFO. Figure 11 shows the receiver chain in this mode. The FSK and OOK demodula-
tors, data and clock recovery circuit and start pattern detect block work as described for Continuous data mode,
but they are used with two additional blocks, the FIFO and SPI.
T R C 1 0 3 B u ffe rd &
R S S I_ IR Q
P a c k e t M o d e D e m o d u la tio n
R S S I
O O K
D e te c to r
R E C O G
R X _ IR Q 0
IF A m p lifie r
L im ite r
D a ta &
C lo c k
R e c o v e ry
S ta rt
P a tte rn
D e te c t
P A T T E R N
W r ite _ B y te
IR Q 0
F S K
D e te c to r
F S K /O O K
n F IF O E M P T Y
R X _ IR Q 1
IF A m p lifie r
L im ite r
F IF O
F IF O F U L L
IR Q 1
F IF O _ In t
D A T A
S P I_ ld
S P I
F IF O _ r d
R S S I_ IR Q
S D I
S D O
S C K
n S S _ D A T A
Figure 11
www.RFM.com E-mail: info@rfm.com
? 2009-2010 by RF Monolithics, Inc.
Technical support +1.800.704.6079
Page 15 of 65
TRC103 - 11/29/12
相关PDF资料
PDF描述
DR-TRC105-372-DK DEV KIT TRC105
DR-TRC105-450-EV BOARD EVALUATION 450MHZ RFM RFIC
DR-TXC100-433 BOARD EVALUATION 433MHZ TXC100
DR-WLS1273L-EV KIT EVAL FOR WLS1273L
DR7000-DK 3G DEVELOPMENT KIT 433.92MHZ
相关代理商/技术参数
参数描述
DR-TRC103-950-EV 功能描述:BOARD EVALUATION 950MHZ RFM RFIC RoHS:否 类别:RF/IF 和 RFID >> RF 评估和开发套件,板 系列:- 标准包装:1 系列:- 类型:GPS 接收器 频率:1575MHz 适用于相关产品:- 已供物品:模块 其它名称:SER3796
DR-TRC104-2400-DK 功能描述:射频开发工具 TRC104 Development Kit 2.4 GHz RoHS:否 制造商:Taiyo Yuden 产品:Wireless Modules 类型:Wireless Audio 工具用于评估:WYSAAVDX7 频率: 工作电源电压:3.4 V to 5.5 V
DR-TRC104-2400-EV 制造商:RFM 功能描述:BOARD EVALUATION 2.4GHZ RFM RFIC
DR-TRC105-304-DK 功能描述:射频开发工具 TRC105 Development Kit 303-307 MHz RoHS:否 制造商:Taiyo Yuden 产品:Wireless Modules 类型:Wireless Audio 工具用于评估:WYSAAVDX7 频率: 工作电源电压:3.4 V to 5.5 V
DR-TRC105-304-EV 功能描述:射频开发工具 TRC105 Evaluation Board 303-307 MHz RoHS:否 制造商:Taiyo Yuden 产品:Wireless Modules 类型:Wireless Audio 工具用于评估:WYSAAVDX7 频率: 工作电源电压:3.4 V to 5.5 V