本代码是用单片机控制DDS芯片输出DDS信号 。该信号包括FSK调制信号和线性调频信号-This code is used to control single-chip DDS chip DDS output signal. The signal including the FSK modulation signal and linear FM signal

该代码是针对超声波FSK模式测距在proteus下的仿真研究，利用LPC2114实现调制解决，主要难度是解FSK信号变化时刻，实现高精度测距。-The code is a FSK mode of ultrasonic ranging in proteus simulation under study, the modulation using LPC2114 to solve the main difficulty is to explain the FSK signal changes in

基于C8051F060单片机控制AD9833实现FSK调制时间-AD9833 based on C8051F060 MCU time to achieve FSK modulation

its code for fsk modulation and demodulation in matlab