本程序实现了基于FPGA的PS2键盘控制器，主机即FPGA读取键盘的键码然后解码输出到上位机（串口调试助手）显示，用户友好，调试方便，-This program implements the PS2 keyboard controller based on FPGA, the FPGA reads the keyboard master key code and then decode the output to the host computer (serial debugging assis