NEC 78K0LCD显示与音乐蜂鸣驱动程序

LCD 显示变量的功能 字符很简单 显示变量要一位一位的-LCD display features variable characters is very simple to show that a one variable

单片机实例，报告，很多的应用实例，对于初级单片机程序员有很大作用-Singlechip example, reports, a lot of application examples for the primary single-chip programmer plays a significant role in

51单片机，利用扬声器产生救护车声音的效果。-51 Single-chip, using loudspeakers produce sound effects of the ambulance.

51单片机实现电子密码锁 51单片机实现电子密码锁-51 single-chip electronic code lock

C51下编写的跑马灯程序，可以实现好几种图案的变换。-C51 prepared Marquee procedures can be achieved several transformation patterns.

又串口通信的扩展来得应用，由键盘输入数据后，由串口送到PC的子程序-also extended the application come from the keyboard input data from the serial port to the PC Subroutine

MSP430 149的4×4键盘扫描程序（中断方式），以及JM12864M的液晶驱动程序，谢谢指教-MSP430 149 of 4 × 4 keyboard scan program (interrupt mode), as well as LCD driver JM12864M Thank you advice

这是本人去年学习所用的新华龙F020开发板的PCB Layout板.因为只用了两天时间画完,没有做走线优化.希望对大家有所帮助.-This is the last year I used to learn new hualong F020 development board PCB Layout of the board. Because only two days画完, there is no alignment to do optimization. Want to be helpful to everyone.

MODBUS-TCP源码（C + VB）-MODBUS-TCP source (C+ VB)

51开发板调试程序，包括LED驱动接口，串口，AD/DA,EEPROM，蜂鸣器，键盘以及16*2LCD驱动模块，并提供单字节和字符串显示接口-51 development board debugger, including the LED drive interface, serial, AD/DA, EEPROM, buzzer, keypad and 16* 2LCD driven module, and provides single-byte and string display interface