DS1302 integrity C procedures used in the four eight

用89C51，外接晶振，复位电路，二个数码管，二个按键，做一个电子秒表，具体要求为用按键起停电子表，可用按键设计倒计时时间(如10S，20S，60S),并启动倒计时功能,能用按键选择以上两功能之一-With 89C51, an external crystal oscillator, reset circuit, two digital tube, two buttons, making an electronic stopwatch, and specific requirements for the use button start-stop electronic watches, key design can be used countdown time (such as 10S, 20S, 60S), and start the countdown function, can be used for more than two buttons select one of the functions

AWARD BIOS源代码,支持的CHIPSET请看文件,有同型号的板子烧上去就可以跑-AWARD BIOS source code, support CHIPSET Look at the documents, have the same type of burning up on the board can run

PCI1730卡输出例程

此程序对端口进行测试，保证其方向的正确性。-This procedure to test port to ensure the correctness of its direction.

两位十进制数的四则运算，用菜单控制，减法支持负数，除法有8位小数。-two decimal number of four computing, using the menu control, subtraction support negative, the division has eight minority.

将存于DAT1开始的1个8字节BCD相加,结果放在SUM.考虑溢出.-will be stored in the DAT1 began an eight-byte BCD together, the results on SUM. Consider spills.

用汇编写的二叉树遍历程序包括前序，中序，后序遍历。-was compiled using the binary tree traversal procedures including the former sequence, sequence, after the preorder.

点阵放大汇编程序 功能强大啊！ 可以任意放大倍数（1－12），还可以翻转和移动-lattice enlarge assembler powerful ah! Can arbitrary magnification (1-12), also reversed and mobile

实用工具，交通指示灯，可以指示红绿灯 非常实用-practical tools, traffic lights, traffic lights can be very useful instructions

modem的一个源程序，要做这个可以download,有一定参考价值！-modem a source, can download this to be done, there is a certain reference value!