通信基带信号发生器的设计，采用单片机输入频率和波形，在FPGA中实现频率和波形生成...

Ethernet MAC-MII interface of Transmit

codic algorithm,which is used to calculate triangular functions

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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.

dos下的svga图形库，包括读bmp位图，打点划线等(svga graphics library under dos)

Inroduce the LEON 2 microprocessor

自己搜集的一些FPGA指南教程，包括一些高工们的经验之谈、设计原则，目前正在学习，有一定帮助，分享给大家(Gather their own of some FPGA guide tutorial, including some senior engineers are the voice of experience, design principles, are learning to have some help, to share to everyone)

verilog源代码，实现两种方法的模3运算。(verilog source code，to implement the calculation of mod-3 by two means.)

基于fpga的电子血压计。pdf文档，好用，内容清楚简单，转载而来(Electronic sphygmomanometer based on fpga)

三相电流滞环跟踪PWM逆变器。逆变电路负载电流与指令电流比较产生PWM波形。经验证可很好实现功能。(The three-phase hysteresis current tracking PWM inverter. Load current command current of the inverter circuit generating a PWM waveform. Proven functions well.)