在软件无线电平台上研究并实现了ASK、FSK、QPSK等方式的调制解调算法，并给出了调制解调的流程图和主要部分的程序。
Having realized the modulation and demodulation algorithm of ASK, FSK, QPSK on the software radio platform, and has provided the modulation and demodulation flow chart and the main part procedure.
作为高频系统监控程序的一个组成部分，本文采用了多线程串口通信的方法实现了对SSRF高频系统激励电平的控制。
As a constituent of the monitor programs, a method of multi-threading serial communication to control the driver low-level of the RF system in SSRF is introduced.
舵机控制程序，舵机的控制信号为周期是20ms的PWM信号，其中高电平持续时间0.5到2。
5ms. -steering control procedure, the servo control signal is 20ms cycle of the PWM signal. margin which lasted 0.5 to 2.5ms.
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