A wireless data transmission module, which relates to the technical field of wireless signal transmission, in particular to a short distance wireless data transmission module based on ZigBee technology. It includes a circuit board, CPU unit, RF unit and antenna, and a power supply unit, power supply unit, power supply module, provide the power needed; the power supply module is connected with the power supply decoupling circuit; circuit board is mainly composed of USB UART interface, I/O serial port and an indicating lamp is arranged on the bottom plate; the circuit debugging JTAG interface; CPU cell mainly by the CC2430 and an auxiliary circuit; RF unit consists of RF switch, power amplifier and low noise amplifier; RF transceiver chip antenna and CPU matching. The utility model has the advantages of simple structure and small volume, but the sensing distance is far, the anti-interference ability is strong, and the interference of a plurality of electricity to the mode power can be effectively avoided.
【技术实现步骤摘要】
【技术保护点】
一种无线数据传输模块,其特征是:包括:电路底板(101)、CPU单元(102)、射频单元(103)和天线(104)、及电源单元(105);电源单元(105)供电模块,提供工作所需电能;电源模块(105)与电源去耦电路(106)连接;所述的电路底板(101)主要由USB转UART接口、I/O串口及指示灯组成;电路底板(101)上设置调试JTAG接口(107);所述的CPU单元(102)主要由CC2430及其辅助电路组成;所述的射频单元(103)主要由射频开关、功率放大器和低噪声放大器组成;所述的天线(104)与CPU芯片的射频收发器相匹配;所述的电源去耦电路(106)采用高达四个电容和一个隔离电感组成,用于滤除全部的电源噪音。
【技术特征摘要】
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