在matlab上QPSK的调制源程序，利用matlab对信号进行调制-qpsk modulation process

matlab 对 Arduino硬件的支持包，利用此工具包可以实现matlab环境下Arduino硬件系统的编程与调试。-Installer file for MATLAB Support Package for Arduino® Hardware. For more details on capabilities for this support package, please visit: www.mathworks.com/hardware-support/ard