timer based on AT89S52

利用c8051 的adc 做按键控制led-C8051 make use of the adc button control led

用于51单片机的12864液晶显示程序（汇编）-12864 for 51 single-chip liquid crystal display of the program (compilation)

这是一个单片机的简易汽车计费系统,是用在51单片机上的.这也是我的课程计.望指教.-This is a simple microcontroller car Billing System is used in 51 of the MCU. This is my curriculum. Look exhibitions.

[第1章]SPCE061A 硬体结构介绍 [第2章]指令系统 [第3章]u’nSP IDE 工具介绍 [第4章]SPCE061A各功能举例介绍 [第5章]语音处理应用介绍 [第6章]语音压缩工具 [第7章] 61板介绍 全部都是PPT-[Chapter 1] SPCE061A hardware structure Introduction [Chapter 2] instruction [Chapter 3] u nSP IDE tools Introduction [Chapter 4] SPCE061A introduce the function, for example [Chapter 5] introduce voice processing applications [Chapter 6 ] voice compression tools [Chapter 7] 61 plate introduce all PPT

边坡雷达监视系统单片机控制模块源程序 [电源管理，中断控制，串口通信]-Slope monitoring system MCU control module source

单片机控制LCD驱动芯片UC1601S驱动程序，点亮液晶屏，显示字符，并上下滚动，已通过测试-SCM control LCD driver chips UC1601S driver lit LCD screen, display characters, and scroll up and down, has been tested

C51语言编码设计规范，说的很详细的。-C51 coding design specifications, said the very detailed.

使用 ST7567 屏的初始化及其应用程序-The use of the Initialization screen ST7567 and its applications

用凌阳单片机开发的迎奥知识问答机器人。 通过语音识别功能。实现全语音操作。 能通过语音操纵它前进，后退，左转，右转，跳舞，并且能进行交互式的知识问答。如果回答错了，机器人将给于正确答案还和一句鼓励的话，如果回答对了机器人将为你跳一段舞，全部答目答完后会给出总成绩。-Single-chip developed by Sunplus Ying Austrian robot quiz. Via voice recognition. Realize full-voice operations. Voice manipulation it can move forward and backward, turn left, turn right, dancing, and can be interactive quiz. If the answer is wrong, the robot will be in the correct answer and also an encouragement, and if the answer to will you jump for some robot dance, all the heads at the end of A will give a total score.

单片机是52的，P0口连到四个数码管的七个管脚，其中两个冒号点为最后两个数码管的DOP点，P1.0至P1.3为四个数码管的选通端，低电平有效。程序2较完整，可实现设定时间功能。-Singlechip is 52, P0 port connected to four of the seven-pin digital tube, two of which point to the last two colon tube DOP-point digital, P1.0 to P1.3 for the election of four digital tube pass-side, active-low. 2 a more complete procedure, set the time function can be realized.