扩展一个负跳沿触发的外部中断源,把T0(P3.4)脚作为外部中断请求输入端,溢出标志TF0作为外中断请求标志。
T0引脚接一个独立按键模拟外部中断信号,当按键按下时,T0引脚上发生负跳变,启动定时器T1。在P1.0口输出周期0.5秒的方波,点亮一位LED。用中断方式实现。
The t0 (p3.4) pin is used as the input of external interrupt request, and the overflow flag TF0 is used as the external interrupt request flag.
T0 pin is connected with an independent key to simulate external interrupt signal. When the key is pressed, a negative jump occurs on t0 pin and timer T1 is started. Output square wave with period of 0.5s at P1.0 port, and light one LED. It is realized by interrupt. (2019-12-01, DOS, 21KB, 下载0次)
改进说明:
可记录最高日访问量及发生日期,升级时只需用新的ajcount.asp覆盖原有文件即可,完全兼容原数据文件不会丢失数据,但是仍然建议您在升级前备份原来的数据文件。
Improved Description:
Can record the highest number of visits and the date occurs only when you upgrade to overwrite the original file with the new ajcount.asp, fully compatible with the original data file without losing data, it is recommended that you back up the original data file before the upgrade. (2016-03-02, DOS, 6KB, 下载1次)
这是计算器,可以实现简单的加减乘除功能 这是计算器,可以实现简单的加减乘除功能
IIt is a Calculator (2016-02-15, DOS, 1KB, 下载1次)
电力行业变压器油色谱分析的研究文献几篇,希望共同学习。
Transformer oil chromatographic analysis research of the electric power industry with a few references, hope to study together. (2015-11-24, DOS, 1586KB, 下载2次)
HKC显示器固件,元驱动板保留出来的S988
HKC 固件 (2014-09-03, DOS, 180KB, 下载4次)
传感器说明书,主要是介绍了几种基本传感器的构造用途以及详细电路
instruction manual of sensors (2014-03-18, DOS, 12308KB, 下载2次)
搜狗浏览器 可以浏览各种网页 看网络视频
sougou browser You can visit the various Webpage Online video (2014-01-14, DOS, 210KB, 下载4次)
角度传感器,C8051F005单片机,角度预置,步进电机
Angle sensors, C8051F005 microcontroller, preset angle, stepper motor (2013-05-31, DOS, 47KB, 下载1次)
低通滤波器仿真,可以实现更多的低通滤波功能
Low pass filter simulation (2012-11-04, DOS, 41KB, 下载5次)
恒流斩波步进电机驱动器电路以及软件说明。
Constant current chopper stepper motor driver circuit and the software. (2011-05-03, DOS, 214KB, 下载21次)
mcp2510的can总线收发器程序.
mcp2510的can总线收发器程序.
mcp2510 can bus send and receive driver sourcecode. (2010-09-09, DOS, 6KB, 下载17次)
用汇编写的一个计算器,跟Windows自带的简易计算器差不多。
This is a calculator programed in assembly language. (2010-04-24, DOS, 268KB, 下载18次)
非常详细的阐述了文本编辑器的设计方法,包括的完整的内容
design edit (2010-04-06, DOS, 24KB, 下载8次)
单片机做的MP3播放器,含全部源代码。带USB功能。
MCU to do MP3 players, including all the source code. (2010-03-11, DOS, 141KB, 下载7次)
文章给出了一种感应电机的空间矢量脉宽调制恒压频比控制的数字实现方案.以数字信号处理器TMS320F240为控制器、智能功率模块为主电路逆变器构成控制系统,实现了感应电机的全数字化变压变频控制.实验结果表明系统具有稳定平滑的调速性能
spvm (2009-11-26, DOS, 3613KB, 下载24次)
小型计算器程序,由汇编编写的,可以进行4则运算
A small calculator program, written by a compilation of (2009-09-08, DOS, 1KB, 下载6次)
计算器课程设计,可以让那些不想写设计报告的人直接使用-
Calculator curriculum design, can be designed for those who do not want to write the report directly using-- (2008-07-02, DOS, 5KB, 下载24次)
dos下登录到netware服务器的代码演示。
dos log on to the NetWare server under the code presentation. (2008-01-09, DOS, 3KB, 下载2次)
美信公司MAX260/261 滤波器设计软件,可编程滤波器
US-letter company MAX260/261 filter design software, programmable filter (2007-09-04, DOS, 186KB, 下载147次)
一个C语言编译器源代码,外国人写的东东,生成目标代码时需要有masm配合。
a C language compiler source code, written in the Eastern foreigners, generating object code when it can meet the need. (2005-06-16, DOS, 273KB, 下载107次)