dct idct 编码

HDB3 ENCODING AND DECODING METHOD

自动售货机，根据所要的东西，自动收费，并进行找零(Vending machine, according to what you want to automatically charge and conduct Keep the change)

vga编程。实现3种模式的vga控制，分别产生横彩条，竖彩条，棋格彩条的显示-vga programming. Realization of the three-mode vga control, generate horizontal color of the color of the shaft, and the chess grid color of the show

连续相位调制CPM信号的viterbi编解码(MSK viterbi decode)

FPGA控制RS232来实现串口通信，非常好的串口程序。(FPGA control RS232 serial communication to achieve very good serial procedures.)

矩阵求逆模块硬件实现,用verilog语言，基于ISE开发环境(implement of inverse matrix)

全加器结构描述是从设计实体的内部结构对结构体进行描述的，并给出该实体所包含的模块或元件的相互连接关系-fulladd

FPGA使用串口实现字节拼接传输更大的数据，通过修改代码可以实现任意字节的拼接，并通过自己设定通信协议可以实现与STM32的通信，达到简单而又高效率的通讯效果

1．初始状态为4个方向的红灯全亮，时间1秒。 2．东、西方向绿灯亮，南、北方向红灯亮。东、西方向通车，时间30秒。 3．东、西方向黄灯闪烁，南、北方向红灯亮。时间2秒。 4．东、西方向红灯亮，南、北方向绿灯亮。南、北方向通车，时间15秒。 5．东、西方向红灯亮，南、北方向黄灯闪烁。时间2秒。 6．返回2，继续运行。 -1. Initial state for four whole direction of the red lights lit up, a second time. 2. East and West to the green, in the south, north to the red light. West and the East to open in time for 30 seconds. 3. East and West to the blinking yellow light, in the south, north to the red light. Time 2 seconds. 4. East and West to the red light, in the south, north to the green. South and North to the opening time of 15 seconds. 5. East and West to the red light, in the south, north to the flashing yellow light. Time 2 seconds. 6. Return 2, continued to operate.

说明：  Implementing QPSK using DSS