基于FPGA实验板设计一个远程控制系统，接收由计算机发出的数据，和实验板上矩阵键盘输入的数据完成相应的运算之后，结果显示在实验板的数码管上，同时发送回计算机显示。(A remote control system is designed based on the experimental board of FPGA, which receives the data sent by the computer and completes th