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transducer_c.rar
- 利用mega8和CS5460(CS5550)设计的热电阻变送器,希望朋友们能够受用,不明之处。联系本人qq。注明XMT温度变送器,Use mega8 and CS5460 (CS5550) the design thermal resistance transmitter, hoping to benefit friends, unclear. Contact I qq. Marked XMT Temperature Transmitter
dangong.rar
- ① 设计并制作一个主站,传送一路语音信号,其发射频率在30MHz~40MHz之间自行选择,发射峰值功率不大于20mW(50 假负载电阻上测定),射频信号带宽及调制方式自定,主站传送信号的输入采用话筒和线路输入两种方式; ② 设计并制作一个从站,其接收频率与主站相对应,从站必须采用电池组供电,用耳机收听语音信号; ③ 当传送信号为300Hz~3400Hz的正弦波时,去掉收、发天线,用一个功率衰减20dB左右的衰减器连接主、从站天线端子,通过示波器观察从站耳机两端的接收波形,波形
E-Bike_Current_Display.rar
- 电动车电流流量计显示程序. 单片机根据采样电阻采得电流后通过数码管显示当前电流是多少安培.,E-bike current display program. MCU collects current information for shunt resistor and displays it on LEDs.
可以用的滤波器
- 一个无源二阶低通滤波器,改变电阻与电容值可以改变截止频率,已试过,好用。,A passive second-order low-pass filter and change the resistance and capacitance values can change the cut-off frequency has been tried, easy to use.
a.rar
- PWM经过RC滤波产生电压,经过XTR115产生4-20mA电流输出,要点是XTR115的电压输入问题,自身为两线制,+5V输出提供不了较大电流,需要用DCDC,RC滤波采用钽电容和4.7k-4.9k的低温漂电阻能得到较高线形度,PWM输出为AVR单片机16位,模式15,不分频,PWM voltage generated through RC filter, after XTR115 have 4-20mA current output, the key points of the voltag
ADS7843.rar
- 四线电阻式触摸屏(ADS7843)驱动源码,Four-wire resistive Touch Panel (ADS7843) driver source code
ads7846.rar
- 四线电阻式触摸屏,ads7846控制显示触摸坐标,Four-wire Resistive Touch Panel, ads7846 touch control display coordinates
LPC2210.rar
- 用周立功的easyarm2200的板子,LPC2210的芯片,ucos系统 使用P0.25作为温度采集管脚, DS18B20和上拉电阻使用同一个+5V电源 LCD同时显示时间 和CPU使用率,ZLG the easyarm2200 with the board, LPC2210 chip, ucos as the temperature acquisition system uses the P0.25 pin, DS18B20 and pull-up resistor to use the
ntccewd.rar
- NTC测温度,使用NTC电阻测温度,51单片机,NTC measuring temperature, measuring the temperature using the NTC resistor, 51 MCU
sender
- 2005电子大赛高频赛题,上位机发送短信 2262配套电阻 360K-2005 E-Series high-frequency event title, host computer to send SMS 2262 package resistor 360K
Pt1000Calculator
- PT1000是温度传感器。具有较好的线性特征。 这套程序,是根据表格,计算PT1000铂电阻的阻值与温度关系的代码。 非常好用,非常方便-PT1000 temperature sensor. Has good linear characteristics. This procedure is based on form calculation PT1000 platinum resistance and temperature resistance relationship
ex10-1
- 数字多用表,能进行电压、电阻和电流的测量-Digital multimeter, capable of voltage, resistance and current measurement
MF52E--10K--3950-5p
- 温敏电阻检测温度 超简单电路 很好的程序-Temperature sensitive resistor temperature super-simple test procedure for the circuit very well
iv_4_20ma
- 介绍如何简单可靠而方便测量 4~20mA 信号的文章。许多仪器仪表在远距离传送信号时,都有可能采取 4~20mA 的方式进行传送。本文对使用运算放大器或者不用运算放大器的场合都有介绍。给出了接口电阻的计算方法以及调整4mA=零点,20mA=满度的详细说明。并附有局部连接的原理图。-How simple, reliable and convenient measurement of 4 ~ 20mA signal article. Many instruments in the long-dist
stm32-pid-kongz
- 用stm32做到温度控制器,pt100金属电阻,pid算法,数码管显示,iar软件开发的,非常实用,-Stm32 do the temperature controller pt100 metal resistance, pid algorithm, digital display, iar software development, very practical,
444
- 课程设计是基于CU50传感器和STC89C51单片机的智能测温仪表。智能测温仪表电路主要由STC89C51单片机、按钮、数码管、LED显示、串行通信接口、电源、ADC、E2PROM等电路组成,其以51单片机为核心控制部件,利用CU50阻值随温度变化的特点,将其和其他三个电阻构成非平衡电桥,因而,温度的变化可转化成电桥输出微弱电压信号的变化,电压信号经集成运放电路放大后送到A/D转换器,将模拟信号变换成数字信号。单片机根据输入量和设定量进行运算,将结果送到数码管显示,完成对温度的测量。-Curri
x9312
- 单片机程序, X9312 可调电阻控制,用 MPLAB 开发环境,PICC C 编译器编译-Microcontroller program, X9312 adjustable resistance control, compiled with MPLAB development environment, PICC C compiler
chengzhong
- 基于51单片机和HX711电阻桥式称重传感器AD专用芯片的称重系统相关资料和源程序,内容详尽,已实际应用到项目中。-Based on 51 single and HX711 resistance bridge load cell weighing system ASIC AD information and source code, detailed, practical applications have been to the project.
简易RLC测量仪程序
- 简易RLC测量仪程序,实现对电阻电容的测量
adc0808-c
- 利用STC89C51单片机,驱动ADC0809模数转换芯片读取可调电阻两端电压值,以仿数据电压表-The SCM STC89C51 adjustable driver ADC0809 analog-to-digital conversion chip read the voltage across the resistor value voltmeter imitation data