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TimerMode_PWM
- he LPC932 can be used to create a Pulse Width Modulated PWM signal. That s an analog signal, with only 2 discrete levels, for example 0V and 5V and a constant period. The current value of this signal at a certain poiTnt of time is proportional to its
chepin
- 利用51单片机进行测频,分为测频与测周两种方案。10Hz到10KHz范围-Carried out using 51 single-chip frequency measurement, frequency measurement and the measurement is divided into the two-week program. Range of 10Hz to 10KHz
1602
- 字符型型液晶是一种用5×7点阵图形来显示字符的液晶显示器,根据显示的容量可以分为1行16个字、2行16个字、2行20个字等,最常用的为2行16个字,即我们马上要学习的1602液晶模块,下面(图1)就是TC1602液晶模块的正面和反面照片。-Character-based LCD is a 5 × 7 dot matrix used to display graphics characters liquid crystal display, according to show that the c
Cristmas_LED
- 设计逆变式LED彩灯控制系统的目的,主要是解决目前市场上的彩灯只有220V供电,且彩灯的色彩单一,移动性能差的状况。本系统采用3V干电池进行供电,具有良好的便携性能。此外,我们将LED彩灯分成红、绿、蓝三种颜色的,通过这RGB颜色的变化以及PWM脉宽的调节,可以调制出各种各样不同的颜色。为了实现彩灯的串联,我们还将3V电压升至34V。彩灯的颜色以及式样的控制则由单片机进行控制。-LED lantern design inverter control system seeks to solve t
MCUAD
- 本音频信号分析仪由32位MCU为主控制器,通过AD转换,对音频信号进行采样,把连续信号离散化,然后通过FFT快速傅氏变换运算,在时域和频域对音频信号各个频率分量以及功率等指标进行分析和处理,然后通过高分辨率的LCD对信号的频谱进行显示。该系统能够精确测量的音频信号频率范围为20Hz-10KHz,其幅度范围为5mVpp-5Vpp,分辨力分为20Hz和100Hz两档。测量功率精确度高达1 ,并且能够准确的测量周期信号的周期,是理想的音频信号分析仪的解决方案。-The audio signal ana
ARM_based_embedded_system_application_development_
- 基于ARM的嵌入式系统程序开发要点,文章分为六章。一步一步的详细介绍了ARM的嵌入式系统程序的开发过程和方法-ARM-based embedded system application development elements, the article is divided into six chapters. Step by step detailed information on ARM embedded system development process and methods of p
S3C2410
- S3C2410原理图,ddb格式的,网上很罕见,分为cpu_a和cpu_b两模块-S3C2410 Schematic, ddb format, online is very rare, is divided into two modules cpu_a and cpu_b
LCD128641
- 芯片组(Chipset)是主板的核心组成部分,按照在主板上的排列位置的不同,通常分为北桥芯片和南桥芯片。北桥芯片提供对CPU的类型和主频、内存的类型和最大容量、ISA/PCI/AGP插槽、ECC纠错等支持。南桥芯片则提供对KBC(键盘控制器)、RTC(实时时钟控制器)、USB(通用串行总线)、Ultra DMA/33(66)EIDE数据传输方式和ACPI(高级能源管理)等的支持。其中北桥芯片起着主导性的作用,也称为主桥(Host Bridge)。 -Chipset (Chipset) is a
model-small
- 在以ARRAY为首地址的数据区中存放10个带符号字数据: ARRAY DW,1,2,-1,3,4,-2,-3,4,5,-6 编程将ARRAY分成两个数组:正数数组P_ARY和负数数组N_ARY,并分别显示正数项个数和负数项个数。 -Headed in the ARRAY data area address store 10 words of data with symbols: ARRAY DW, 1,2,-1,3,4,-2,-3,4,5,-6 programming will be
F-OUT
- 用STC单片机开发的同期频率检测程序,本部分为模拟量输出部分,-STC microcontroller with frequency of testing procedures developed over the same period, the Division is divided into analog output section,
Jishiqi
- 1. 设计一个能在0~60分钟内定时的定时器 2. 定时开始工作红指示灯亮,结束时绿指示灯亮 3. 可以随意以分为单位,在60分范围内设定定时时间 4. 随着定时的开始,显示器显示时间,如定时10分,定时开始后显示器依次是0-1-2-3-4-5-6-7-8-10进行即时显示 5. 定时结束时,手动清零-1. Design a 0 to 60 minutes in the Timing of Timer 2. Time to work the red light, green li
C51-chumo-
- HY-TFT320彩屏程序 基于51 接线说明已在其中 程序分为5部分 2- HY-TFT320 color wiring instructions in the program based on 51 in which the program has been divided into six parts .two
3.C51shuaping
- HY-TFT320彩屏程序 基于51 接线说明已在其中 程序分为6部分 3- HY-TFT320 color wiring instructions in the program based on 51 in which the program has been divided into six parts 3
4.C51-picture
- HY-TFT320彩屏程序 基于51 接线说明已在其中 程序分为6部分- HY-TFT320 color wiring instructions in the program based on 51 in which the program has been divided into six parts
5.chinese
- HY-TFT320彩屏程序 基于51 接线说明已在其中 程序分为5部分 5- HY-TFT320 color wiring instructions in the program based on 51 in which the program has been divided into five parts 5
the-design-of-0-30V-nc-manostat
- 本设计将系统分为电源模块,单片机控制模块,显示模块和PIC输出驱动模块共4部分组成。电源模块主要由外接交流电源和变压整流电路、可调稳压管组成;单片机控制模块主要由AT98S51单片机和其外围电路组成;显示模块包括1602液晶显示部分和按键输入部分;驱动模块主要由稳压芯片LM317,三极管及其配套电路组成。-This design system is divided into the power modules, single-chip microcomputer control module,
PICyinyongjiaochen
- 本书以介绍PIC16F877单片机为主。并适当兼顾PIC全系列单片机。共分十章。-The book is mainly to introduce the PIC16F877 MCU. And an appropriate balance between a whole series of PIC microcontroller. Divided into 10 chapters.
fft3780
- 3780点混合基fft算法,3780点分为7*9*5*3*4。其中使用了wfta小数点算法。-3780-point mixed radix fft algorithm, 3780 points is divided into 7* 9* 5* 3* 4. Which decimal Algorithm used wfta.
jiaotongdeng
- 电路通过数码管显示实验,定是实验,流水灯实验的结合来模拟交通灯控制系统,其中六个数码管两个一组分成三组,分别代表三个路口,发光二极管P0.0~P0.7,P2.7这九个发光二极管分成三组,也分别对应三个路口。这样定时30s来控制三个路口的车辆的红绿灯的亮暗。-The circuit through digital tube display experiment, given a combination of experimental light water experiments to simul
gaojishiyan.zip
- 电脑鼠的一些基础实验和高级实验,并分类,分为几个小实验,具有很好的学习效果,Basic computer mouse experiments and advanced experimental and classification, is divided into several small experiments with good learning effect
