对新的液晶进行扫描，检查是否有坏的点阵

Samsung 2440 sample keypad example in C

单片机在循环显示数字列的同时，采用查询方式控制数字的显示时间和音乐播放的开关。音乐低频信号由定时器采用中断方式产生。-SCM in circulation figures out show at the same time, using figures for the control of time- and the music player switching. Music low-frequency signals used by the timer interrupt way.

计算CRC16/CRC8/CRC32的程序，可获得CRC-CCITT/CRC-16/CRC-8/CRC-32的计算结果。 提供Delphi源代码和MCS51单片机的汇编源代码，分别采用两至三种不同算法实现。有比较详细的调用和使用说明。 更新历史: 2003/05/04 新增CRC-8算法的实现。 2004/02/02 修改CRC-8算法，新增CRC-32算法，增加比较详细的调用和使用说明。-CRC16/CRC8/CRC32 calculation procedures available CRC-CCITT/CRC-16/CRC-8/CRC-32 the calculated results. Delphi provide source code and compile the MCS51 source code, adopted two to three different algorithm. A more detailed calls and use. Update History : 2003/05/02 new CRC-8 algorithm implementation. 2004/02/02 changes CRC-8 algorithm, the new CRC-32 algorithm, adding more detailed calls and use.

ADE7758电能计量芯片的底层驱动(for MCS51) -ADE7758 Energy Measurement of the bottom chip driver (for MCS51)

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!

用PIC16F716开发的一遥控程序源码-PIC16F716 with the remote control procedure developed by one source

利用8051驱动GPS模块，实现GPS定位功能。-8051 drivers use GPS modules, GPS positioning function realize.

智能LED电子钟源代码，多年前做的。可能对单片机初学者有用。-intelligent LED electronic Zhong Yuan code, so many years ago. Beginners may be useful to the MCU.

EEPROM芯片驱程-EEPROM chip-way drive

这是控制变频器的西门子s7-200PLC程序-This is the control of Siemens frequency converter s7-200PLC procedures