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      TI CC2511Fx 2.4GHz的單片無線應(yīng)用方案

      更新時(shí)間: 2009-09-15 23:27:13來源: 粵嵌教育瀏覽量:1569

      TI公司的CC2510Fx / CC2511Fx是低成本低功耗2.4GHz片上系統(tǒng)(SoC),集成了8051 MCU,存儲(chǔ)器,2.4GHz RF收發(fā)器,以及USB控制器。

             可應(yīng)用于 2400-2483.5 MHz ISM/SRD 頻段的系統(tǒng),消費(fèi)類電子,無線鍵盤和鼠標(biāo),無線音頻,無線體育和休閑設(shè)備,低功耗遙感勘測以及USB Dongle.本解決方案介紹了CC2510Fx / CC2511Fx主要性能,方框圖,以及幾種電路圖和評估板的詳細(xì)電路圖和所用的外接元器件清單(BOM)。

             TICC2510Fx / CC2511Fx Low-Power SoC (System-on-Chip) with MCU, Memory,2.4 GHz RF Transceiver, and USB Controller

             產(chǎn)品概述:

             The CC2510Fx/CC2511Fx is a true low-cost 2.4GHz system-on-chip (SoC) designed for lowpower wireless applications. The CC2510Fx/CC2511Fx combines the excellent
      performance of the state-of-the-art RF transceiver CC2500 with an industry-standard
      enhanced 8051 MCU, up to 32 kB of in-system programmable flash memory and 4 kB of
      RAM, and many other powerful features. The small 6x6 mm package makes it very suited
      for applications with size limitations.
             The CC2510Fx/CC2511Fx is highly suited for systems where very low power consumption is required. This is ensured by several advanced low-power operating modes. The CC2511Fx adds a full-speed USB controller to the feature set of the CC2510Fx. Interfacing to a PC using the USB interface is quick and easy, and the
      high data rate (12 Mbps) of the USB interface avoids the bottlenecks of RS-232 or low-speed USB interfaces.

             主要特性:

             Radio
             High-performance RF transceiver based on the market-leading CC2500
             Excellent receiver selectivity and blocking performance
             High sensitivity (-103 dBm at 2.4 kBaud)
             Programmable data rate up to 500 kBaud
             Programmable output power up to 1 dBm for all supported frequencies
             Frequency range: 2400 – 2483.5 MHz
             Digital RSSI / LQI support
             Current Consumption
             Low current consumption (RX: 17.1 mA @ 2.4 kBaud, TX: 18.5 mA @ -6 dBm output
      power)
             0.3 μA in PM3 (the operating mode with the lowest power consumption) 
             MCU, Memory, and Peripherals
             High performance and low power 8051 microcontroller core.
             8/16/32 kB in-system programmable flash, and 1/2/4 kB RAM
             Full-Speed USB Controller with 1 kB USB FIFO (CC2511Fx )
             I2S interface
             7-12 bit ADC with up to eight inputs
             128-bit AES security coprocessor
             Powerful DMA functionality
             Two USARTs
             16-bit timer with DSM mode
             Three 8-bit timers
             Hardware debug support
             21 (CC2510Fx ) or 19 (CC2511Fx ) GPIO pins
             General
             Wide supply voltage range (2.0V – 3.6V)
             Green package: RoHS compliant and no antimony or bromine, 6x6mm QLP36

             應(yīng)用:
             2400-2483.5 MHz ISM/SRD band systems
             Consumer electronics
             Wireless keyboard and mouse
             Wireless voice-quality audio
             RF enabled remote controls
             Wireless sports and leisure equipment
             Low power telemetry
             CC2511Fx: USB dongles

      圖1 器件方框圖



      圖2。CC2510Fx 應(yīng)用電路圖(不包括電源去耦電容)



      圖3 帶基本晶體的CC2510Fx 應(yīng)用電路圖(不包括電源去耦電容)




      圖4。帶3次諧波晶體的C2510Fx 應(yīng)用電路圖(不包括電源去耦電容)



      表1外接元件表(不包括電源去耦電容)


                                 表2 CC2510Fx/CC2511Fx應(yīng)用電路材料清單(BOM)

            詳情請見數(shù)據(jù)表:
            http://focus.ti.com/lit/ds/symlink/cc2510f16.pdf

             CC1110DK /CC2510DK 開發(fā)套件
             SmartRF®04DK Development Kit.
             The SmartRF04DK Development Kit includes a number of functions and applications that
             allows quick testing of the RF interface and peripherals of the chip.
             Evaluate the SmartRF®04 products. Right out of the box, the kit can be used for
      range testing.
             Use SmartRF® Studio to perform RF measurements. The radio can be easily
      configured to measure sensitivity, output power and other RF parameters.
             Prototype development. The SmartRF04DK includes a USB interface that can be
      used as emulator interface for the CC1110/CC2510. All CC1110/2510 I/O ports are
             available on pin connectors on the edge of the board to allow external applications
      easy access to the CC1110/2510. These connectors are also compatible with logic
      analyser probes for easy debugging.
             SmartRF®04EB硬件描述:


      圖5 SmartRF04DK 概述

      下面是SmartRF04DK電路圖



      圖6SmartRF04DK電路圖(1)



      圖7SmartRF04DK電路圖(2)



      圖8SmartRF04DK電路圖(3)



      圖9SmartRF04DK電路圖(4)



      圖9SmartRF04DK電路圖(5)

                                                    圖10SmartRF04DK電路圖(6)

                                                圖11。SmartRF04DK電路圖(7)

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