de2 vga controller board can also be used for other development

Introduction to learn laboratry with altera quartus II 9.1

实现QAM调制功能和QAM解调功能的代码.(Realize QAM modulation function and QAM demodulation function code.)

Take its complement by applying DeMorgan’s theorem to obtain F in the form of product of complemented products.

基于FPGA，利用vhdl语言结合matlab工具实现dds,已经仿真(Based on FPGA, VHDL language with matlab tools to achieve DDS, has simulation)

利用VHDL编写的电子琴发生器，以简单的演奏电路论文(Electronic organ prepared using VHDL generator to perform a simple circuit Papers)

能实现输入0.5 1 5块钱的累加，然后对应购买的商品价格进行比较，显示找的钱数或错误灯(MY English is very good)

数字频率计，测量范围0-1GHZ,测周测频自动转换，精度极高，花了很长时间，不过还是有一点点小问题，有待改进.(Digital frequency meter, range 0-1GHZ, automatic conversion measured weekly frequency measurement, high precision, took a long time, but still a little small problems to be improved.)

说明：  BUS documentation and map reffereces

利用FPGA控制VGA显示器显示字符汉字的程序，里面有注释。(VGA display with FPGA control procedures Kanji characters, there are comments.)

nrf24l01发送代码，verilog实现NRF24L01通信(NRF24L01 send code, Verilog to achieve NRF24L01 communication)