Used in a passenger transport system LED screen

1602lcm字符液晶屏驱动演示程序,连接线图: LCM-------51 LCM-------51 LCM--------51 DB0-----P0.0 DB4-----P0.4 RS-------P2.0 DB1-----P0.1 DB5-----P0.5 RW-------P2.1 DB2-----P0.2 DB6-----P0.6 E--------P2.7 DB3-----P0.3 DB7-----P0.7 VLCD接1K2电阻到GND [注]:AT89C51的晶振频率为12MHz-1602lcm character LCD Driver demo program, link map : LCM LCM------- 51------- 51-------- 51 DB0 LCM P0 .0 DB4----------------- P2.0 P0.4 RS DB1----- P0 .1 DB5 P 0.5 RW----------------- P P2.1 DB2 Encl 0.2 DB6 E------------------ P0.3 P2.7 DB3 DB7----- P0.7 VLCD access 1K2 resistance to GND [Note] : AT89C51 oscillator frequency of 12 MHz

AVR 4通道AD转换程序 采用连续自由转换方式工作 希望对大家有帮助-AVR 4-channel AD conversion process continuous conversion mode free work hope to have everyone help

在单片机上完全实现sd卡功能，对扇区操作都很详细。-In single-chip fully realized the sd card function, sector operations are detailed.

/************************** 0 1 2 3 4 5 6 7 8 9 . CLR + - = CLR ***************************/ 用键盘扫描,数码管显示实现计算功能,能实现xxx.x任意正数的加减 运算,超过范围显0000,功能键如上-/************************** 0 1 2 3 4 5 6 7 8 9. CLR +- = CLR ***************************/ With keyboard scan, digital tube display of computing power, to achieve any positive xxx.x addition and subtraction Operation, significantly more than the scope of 0000, above function keys

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用来测量温度的DS18B20的应用程序,有这方面需要的请下来-DS18B20 used to measure temperature applications, a need, please down

keyboard interface

Proteus

源码公开的MCS 51 单片机的宏汇编器 Macro Assembler of MCS MCS-51 micro controller Version 0.12 这是一个应届生写的习作 尽管这个软件A51 还未完全达到满意的效果不过与Keil 公司的A51 配合起来使用还是不错的 公开源码和文档的目的是希望能够给一些爱好者作为学习编译原理和C 程序设计的靶子同时也希望有更多的热心人参与修改源码直至更加完善 来自周立功公司-MCS 51 open-source SCM macro assembler Macro Assembler of MCS MCS-51 micro controller Version 0.12 This is a year of Health to write assignments A51 even though the software is still not yet fully satisfactory, however the effect of the A51 and Keil company with up or a good use of open source code and documentation which aims to compile a number of enthusiasts as a learning theory and C programming target but also hope that more and more enthusiastic to participate in modified source code until a more complete company from weeks Ligong

红外遥控解码数码管显示 直接将烧写进单片机芯片即可 -Infrared remote control decoding digital display single-chip directly into the chip can be burned