数控脉宽脉冲信号发生器：数控脉宽脉冲信号发生器能够在脉宽控制键的控制下，按确定的步长改变输出脉冲信号占空比，即使脉冲宽度可调，同时以占空比的形式显示脉宽情况。-Digital pulse-width pulse generator: NC pulse width pulse width control signal generator able to control key, press OK steps to change the duty cycle of the output pulse

GPS CA码产生。GPS软件接收机实现的关键。希望对各位有所帮助。-GPS CA code generation. GPS receiver and the key.GPS CA Code GeneratorGPS CA Code Generator