usb程序 硬件用的是isp1518，传输方式dma

应用于51芯片的很经典的串口通讯程序源代码 （采用fifo方式）-chips used in 51 of the classic serial communication program source code (using fifo mode)

TLC5615的10位AD转换程序,C调用汇编-TLC5615 10-bit AD conversion process, C call compilation

MC9S12C中文介绍及编程练习,对于初学单片机的人很有用！-Introduction and Programming MC9S12C Chinese practice, for the beginner who SCM useful!

ppt文件，介绍了瑞萨公司的主要嵌入式系统产品系列，以及M16C单片机的性能指标与结构特点 -ppt files, introduced the company s principal Renesas Embedded Systems product line, as well as the M16C MCU performance and structural characteristics

4X4矩阵键盘+LCD1602显示,可以开发好多功能-4X4 matrix keyboard+ LCD1602, it can be a good multi-purpose development

利用单片机测频率-frequency measurement using SCM

CF8051F040开发板的 timer_test程序-CF8051F040 development board

Verilog实现的DDS正弦信号发生器和测频测相模块，DDS模块可产生两路频率和相位差均可预置调整的值正弦波，频率范围为20Hz-5MHz，相位范围为0°-359°，测量的数据通过引脚传输给单片机，单片机进行计算和显示。-Verilog realize the DDS sine wave signal generator and frequency measurement module test phase, DDS module can generate both frequency and phase difference can be preset to adjust the value of sine wave, frequency range of 20Hz-5MHz, phase range of 0 °-359 ° , measurement data and transmit them to the single-chip pin, single-chip microcomputer to calculate and display.

44780字符液晶屏驱动演示程序总线方式-44,780 Character LCD Driver Bus Demonstration Program

在TC下面写的一个手机汉字输入,可以一直到51单片机中.是不可多的好程序-below TC wrote in a phone inputting Chinese characters, has been to 51 microcontroller. More is not a good procedure