在DE2开发板上实现的VGA输出游戏。硬件用Verilog语言编写，在Quartus上编译；软件用C语言编写，在Nios2上编译运行。把DE2板和显示器键盘连起来即可使用。-Development in the DE2 board game to achieve the VGA output. Hardware using Verilog language, compiled in the Quartus software with C language, compiled to run in