89s51' s 9AT24C02 bus testing procedures

被除数由高到低存于TEMP_STR-->TEMP_STR+4中，除数存于TEMP_STR+10-->TEMP_STR+14中, 运算后商存于TEMP_STR-->TEMP_STR+4中，余数存于TEMP_STR+5-->TEMP_STR+9中 高字节在前 方法：移位相除 10位BCD码除法 XUE:20080729-High to low dividend deposited in TEMP_STR-> TEMP_STR+ 4, the divisor stored in TEMP_STR+ 10-> TEMP_STR+ 14, the operations are kept in after TEMP_STR-> TEMP_STR+ 4, the remainder stored in TEMP_STR+ 5-> TEMP_STR+ 9 in the high byte of the former method: shift 10 BCD division code division XUE: 20080729

本程序是c语言原程序，下载到单片机板子上自动运行，显示日期，时间，，有遥控，，还可以自己设置时间，日期，也可以用单片机上的按钮设置，希望我说的已经很详尽了

交通灯控制源程序，包括各相位、可保存多种方案在E2ROM,可根据需要调整方案。-Traffic lights control the source, including the phase, multiple programs can be stored in E2ROM, may need to be adjusted in accordance with the program.

黄金分割的4个子程序-the Golden Section 4 sub-procedures

贪食蛇汇编源代码-Snake compiled source code

最高响应比，先进先出算法的周转时间，平均周转时间-The highest response ratio, FIFO algorithm turnaround time

高级取模软件 高级取模软件 高级取模软件 -Senior High Modulus modulus Software Software Software Senior High Modulus High Modulus modulus Software Software Software High Modulus

一个汇编的学籍管理程序-A compilation of the school management procedures

计时程序,对8253进行分频,使用二个计数器,使第二个计数器的OUT作为中断源,送到8259产生中断,在LED上显示时间-time procedures for the 8,253-frequency, the use of two counters, so that a second counter OUT interrupted as a source to have interrupted 8259, the time shown on the LED

测试BLACKFIN芯片的PPI视频输入功能-test Blackfin chip video input feature PPI