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找到约 790 项符合 Abstract 的查询结果

单片机编程 基于C8051F020的触摸屏驱动控制

C8051F020单片机通过SPI接口驱动四线电阻式触摸屏控制器TSC2046,利用中断方式驱动TSC2046设计软件。介绍了触摸屏的工作原理、TSC2046工作方式以及典型应用电路。 Abstract:  The C8051F020 MCU is connected with the TSC2046 which is a 4-wire touch screen controller. The TSC2046 is controlled by interrup ...
https://www.eeworm.com/dl/502/29306.html
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单片机编程 基于MAX262的程控滤波器设计

 通过对程控滤波器的理论分析,在研究MAX262的功能和单片机的SPI总线通信的基础上,提出了基于MAX262的程控滤波器设计方案,设计了程控滤波器的软硬件,并给出了测试结果。 Abstract:  By analyzing the programmable filter,the paper puts forward a programmable filter system design based on MAS262 on ...
https://www.eeworm.com/dl/502/29319.html
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单片机编程 基于P89LPC922单片机的汽车后车窗控制器设计

介绍一种应用于长城赛弗SUV汽车后门车窗多功能控制器,能实现对电动玻璃车窗、车窗雨刮器、喷水器以及电加热除霜器等控制。介绍了基于NXP P89LPC922单片机多功能汽车后车窗控制器的控制功能、硬件电路原理和软件设计方法。 Abstract:  This paper presents a multipurpose automotive rear windows controller for ...
https://www.eeworm.com/dl/502/29325.html
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单片机编程 基于STC12C5408AD的记忆示波器

主要介绍构成记忆示波器的STC12C5408AD增强型单片机8通道10位模数转换功能的设置、应用和具体的汇编程序设计,以及PC机串行通讯和图形显示的高速汇编程序的设计要点,并列举实例说明其应用效果。 Abstract:  The configuration, applications and the designs for? compiling program of the memorial oscillograph ...
https://www.eeworm.com/dl/502/29330.html
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单片机编程 基于P87LPC764单片机的延时漏电继电器设计

介绍以P87LPC764型单片机为核心的延时型漏电继电器设计方案。该方案可供用户选择实现额定动作电流和5倍额定动作电流下不同的延时动作时间,并有重合闸设定选择功能。解决了以往传统分立元件带来的延时时间离散性大且不易实现的弊端。 Abstract:  In this paper, the delay leakage relay based on P87LPC764 is int ...
https://www.eeworm.com/dl/502/29344.html
下载: 50
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单片机编程 SAM8系列S3C825A型单片机软件设计

以S3C825A为例介绍三星公司SAM8系列单片机的内部结构及其软件开发环境,详细描述采用混合编程法来对SAM8系列单片机进行软件设计的一般方法,最后给出用混合编程法对S3C825A进行软件设计的具体应用实例。 Abstract:  With S3C825A,this paper firstly introduces the SAM8 series single-chip microcontrollers and ...
https://www.eeworm.com/dl/502/29346.html
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技术资料 基于滑模观测器与分数阶锁相环的无传感器PMSM矢量控制

Abstract: A sliding mode observer and fractional-order phase-locked loop (FO-PLL) method is proposed for the sensorless speed control of a permanent magnet synchronous motor (PMSM).The saturation function is adopted in order to reduce the chattering phenomenon caused by the sliding mode observer. In ...
https://www.eeworm.com/dl/835787.html
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技术资料 LCL滤波器

Abstract—This paper deals with various active damping approaches for PI-based current control of grid-connected pulsewidth-modulation (PWM) converters with LCL filters, which are based on one additional feedback. Filter capacitor current, as well as voltage feedback for the purpose of resonance dam ...
https://www.eeworm.com/dl/974382.html
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模拟电子 音频数模转换器DAC抖动的灵敏度分析

Abstract: This application note describes how sampling clock jitter (time interval error or "TIE jitter") affectsthe performance of delta-sigma digital-to-analog converters (DACs). New insights explain the importanceof separately specifying low-frequency (< 2x passband frequency) and high-frequenc ...
https://www.eeworm.com/dl/571/20671.html
下载: 160
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电源技术 电源工程师-电路设计中的英雄

Abstract: We don't expect manufacturers to produce clothes that in one size that fits everyone. In thesame way, one ESD component can't solve all issues—each application has different ESD requirements.Knowing that "one size fits all" cannot apply to power design, the power designer, ...
https://www.eeworm.com/dl/505/23206.html
下载: 41
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