用51单片机做拉幕式时钟显示，有设计方案，原理图以及源代码...

汇编程序的一些非常实用的初始化程序-Compilation of some very practical procedure initialization procedure

BH1415F调频台控制C程序 使用AT89C52单片机，12MHZ晶振，用共阳四位LED数码管-FM BH1415F control C program uses AT89C52 single-chip, 12MHZ crystal, with a total of four positive LED digital tube

读卡器SIM卡SIMcard读写模块源代码-Reader SIM card SIMcard R/W Module source code

设计的主要内容如下 （1）设计一款电子秤，用LED液晶显示器显示被称物体的质量 （2）可以设定该秤所称的上限 （3）当物体超重时，能自动报警 （4）写出详细的实验报告 -The design of the main contents are as follows (1) the design of an electronic scale, liquid crystal display with LED shows that the quality of objects (2) can set the scale referred to as the upper limit (3) When the objects are overweight, they can auto-alarm (4) write a detailed experimental report

定时器中断实验代码， 定时器3进行0.1秒定时，每0.5秒改变一次P2,P3口的值以产生走马灯效果。-timer interruption experimental code, three timers for 0.1 seconds regularly, every 0.5 seconds to change a P2, P3 to the values I have merry-go-round effect.

可驱动8/16位数码管显示或64/128只独立LED 的芯片BC72811A中断编程。BC7281A只占用单片机3个I/O口-can drive 8/16 Digital Display or 64/128 only independent LED chip BC72811A interrupted programming. BC7281A only occupies three microcontroller I/O port

8051上的CRC8校验 A CCITT-8 CRC calculator. The source contains both the calculated (smaller but slower) version, and the table driven (faster but larger) version.-8051 CRC8 check on the CCITT A-8 CRC calculator. Th e source contains both the calculated (smaller but slower) version, and the table driven (faster but larger) versio n.

2片显示驱动芯片HT1622的C51底层程序-two display driver chip HT1622 the bottom procedures C51

8051系列单片机C程序设计完全手册和一些简单的c程序-8051 Series Single-chip C programming manual and complete some simple c program

ATmega16程序，控制1602液晶，只用了六个I/O口，我仿真过的，没有错误，而且还带Pretues图。-ATmega16 procedures, controls 1602 LCD with only six I/O ports, I" ve simulation, there are no errors, but also with Pretues map.