用单片机实现在LED点阵上显示汉字，用C语言编写，用kile编译，再烧录在89S52上...

4X4键盘扫描源程序 适用于基于Keil80C51 -4X4 Mirror扫captured Tai-ying, the most序适using quilt prices quilt Keil80C51

报警程序，本程序可以用于测试设备运行过程中的报警信息，用于和用户之间进行交流。-Police procedures, the procedures can be used to test equipment during the operation of the alarm information, and users for the exchange between.

用单片机产生pwm波形的程序，可以在proteus 下进行仿真-Pwm waveforms generated with the microcontroller program can be carried out under the proteus simulation

单片机Com端口仿真，有程序及仿真原理图-Com-port single-chip simulation, there are procedures and simulation schematic

用51汇编语言设计的DTMF发生器程序 输出到PI的每次间隔是52个指令周期 主频：6M，6M/12=0.5M,每个指令周期：2uS 即每次输出到P1的时间间隔是122uS 指令周期数：52 + 9 = 61-51 assembly language using the design process DTMF generator output to the PI for each interval is 52 instruction cycle speeds : 6M, 6M/12 = for 0.5 per instruction cycle : 2uS that each output to the P1 time interval is 122uS instruction cycle : 52 9 = 61

spi 翻译资料 7.2 SPI总线 SD卡信道由指令和数据位（起始位和结束位）组成，SPI信道由字节定向。 每一个指令或数据块由8位的字节和CS标志构成。类似SD卡协议, SPI通讯由 指令、响应和数据组成。全部的主机与SD卡之间的通信由主机控制。主机执行 每一跟CS标志为低的总线-spi Translation 7.2 SPI bus data channel from the SD card command and data bit (start bit and end bit) component, SPI channel directed by byte. Every command or data block from 8-bit bytes and CS constitute signs. SD card similar to the agreement, SPI communications from command, response and data components. All of the host and the communications between the SD card by the host control. Each host implementation with CS low marks for bus

我使用的是MYSON的MTV412 MCU+MTV048-I use is the MTV412 MYSON MCU MTV048

洗衣机控制器的程序及编译文件CCCCC(C语言)-Washing machine controller procedures and compile documents CCCCC (C language)

本程序是4位七段显示、3x3键扫实验，正确无误。-4 This procedure is the seventh show, 3x3 keys sweep experiments are correct.

对于基本的显示屏1602,怎样用最简单的方式操作呢,本程序就给了一个实例.-1602 for the basic screen, how to use the most simple way to operate it, the program gives an example.