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ex10_VoltageMeasureFrom0To3
- 单片机开发的数字电压表,带保护提示功能,精确度比较高-Developed single-chip digital voltage meter, you are prompted with the protection function, a relatively high accuracy
NCVoltageSource
- 数控电压源 包含proteus仿真电路图和程序源文件-NC proteus simulation voltage circuit contains source files and procedures
ADC0808digitalvoltagemeter
- C51单片机与ADC0808制作的数字电压表,有效数字精确到小数点后两位.-C51 MCU and ADC0808 produced digital voltage meter, effective digital precision to two decimal places.
51-single-chip-proseor
- 基于51单片机的温度和电压采集与循环显示的控制程序,其中温度传感器为LMA95,采用I2C总线传输,显示器为8段LED数码管-51 single-chip-based temperature and voltage of the cycle of acquisition and display of the control procedures, including temperature sensors for LMA95, using I2C bus transmission, displa
shuzidianyabiao
- msp430f149的数字电压表程序,利用内部ADC和12864lcd串口通信采样和显示电压-The digital voltage meter msp430f149 procedures, the use of the internal ADC and serial communication 12864lcd voltage sampling and display
21ic
- 本文主要论述了一种基于51单片机为核心控制器的数控直流电源的设计原理和实现方法。该电源具有电压可预置、可步进调整、输出的电压信号和预置的电流信号可同时显示功能。-The method of this paper based on the 51 microcontroller core of the numerical controller DC power supply design theory and realization. The power supply has some functi
C
- 8AT89C52,ADC0809 8路数字电压表测量由A/D转换、数据处理及显示控制等组成,测量0~5V范围内的8路输入电压值,由4位共阳LED数码管轮流显示,最大分辨率0.01V,误差±0.02V。-8AT89C52, ADC0809 8 way digital voltage meter measured by A/D conversion, data processing and display control of the measurement range of 0 ~ 5V inpu
PWM
- 此文件是用于智能小车的自动调速,通过PWM波形来改变脉冲占空比,从而该变电机两边的电压,又P=UI的,电机的功率改变,从而达到电机的调速。-This file is automatically used for the smart s speed through the PWM duty cycle waveform to change the pulse so that the variable voltage motor on both sides, and P = UI of, elec
AD-LCD-DA
- 通过adc0809采集电压,在LCD液晶屏上显示,并输出到DAC0832-Adc0809 collected through the voltage on the LCD screen in the LCD display, and output to DAC0832
shukongzhiliudianyuan
- 介绍了一种闭环智能数控直流电流源的设计原理和实施方案,该方案采用自行设计制作的高精度电压源,利用单片机、PWM和运算放大器构成A/DD/A转换器来控制场效应管导通状态的原理,达到了输出恒流的目的。整个系统采用89C58单片机作为主控部件,将预置电流值数据送入D/A转换器,经硬件电路变换为恒定的直流输出,同时使用采样电阻将实际输出电流转换成电压送入A/D转换器,并将其反馈到单片机中构成闭环系统,进而实现预设值和实际值的比较,再通过调整D /A转换器输出的电压来改变场效应管的导通状态,减小了实际值与
test
- 基于at89s51和adc0809的5v数字电压表-Adc0809 based on the 5v and at89s51 digital voltage meter
MSP430cedianya
- 描述了基于 MSP430的通用定时器/端口模块的电压测量方法,解释了测量原理与过程 ,并列出了计算方程。测 量结果表明:该方法实用、简便,所需器件少,具有较高的测量精度。-Descr iption based on the MSP430 Universal Timer/Port module' s voltage measurement method, explained the principle and the process of measuring and calculati
MCS51dianyabiao
- 1. 电压测量范围:0-±2000V 2. 最小误差0.5V 3. 结果可显示四位半数值 4. 输出数据用LCD液晶显示 5. 用ICL7135实现数字量的转换 6. 用ICL7660产生-5V电压 7. 核心控制部件采用单片机控制,不需要看门狗电路,直接利用单片机资源。 -1. Voltage measuring range: 0- ± 2000V 2. The smallest error of 0.5V 3. The results show the four
SimplestatisticsshowthattheexchangeofMillivoltmete
- 本系统分电压测量和信号产生输出两大部分,电压测量部分以模拟电路为主,配合放大模块、A/D转化模块、显示模块;通过凌阳单片机进行数据处理,在误差允许范围内显示测量电压值。信号产生以直接数字式频率合成器(Direct Digital Frequency Synthesis,简称DDS或DDFS)为核心,经过AT89S52对DDS芯片内部进行控制,使之输出标准正弦波形,利用编程实现频率预置、步进,达到电压输出频率的可调节步进。通过调试与测量完成了题目的基本部分和全部发挥部分的要求并有自己的创新-Thi
TJ1025g
- 电压监测的源代码,实现电压的监测,谐波的测量,通过gprs和串口与上位机及时通讯,以便工作人员了解电压和谐波的参数。-Voltage monitoring of the source code
ADchange
- 在控制单元的开关调整元件(T1)接通期间,能量流进贮能单元(C12)进行储能,当开关调整元件关断时,存储在电容里的能量通过滤波直接给负载供电,取样电路对输出电压进行取样,反馈到运放比较的输入端,运放电路将取样电压与PWM输出电压进行比较,比较之后输出一定脉宽给控制单元,控制开关调整元件的导通时间,从而控制储能输出,使输出值与预设值相等,减小误差。同时,通过取样电路对输出取样,送至单片机,经过内部模数转换,按键切换时,LED便可显示实际输出值-The switch in control unit
UseADforVoltage20090420
- 用AD芯片进行电压测量,C文件,仅供参考。-AD chips with voltage measurement, C document is for reference only.
DAC
- 2812开发板DAC转换程序,用于电流电压的模数转换-2812 development board DAC conversion process for the current and voltage of the analog-to-digital conversion
Adc
- 程序主要功能: 1. TLC549串行ADC的数字电压表 2. LM75A温度测量 3. 键盘与显示 -Procedures for the main functions: 1. TLC549 serial ADC of the digital voltage meter 2. LM75A temperature measurements 3. The keyboard and display
ad_conv
- 利用CPLD来控制AD进行电压采样,并将采样值输出-CPLD to control the use of AD to voltage sampling, and sampling the value of output