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技术资料 一款基于单片机的高效数控逆变电源

与传统逆变电源相比,采用数字控制的逆变电源能利用先进智能的控制算法来提升电源的性能。因此,设计和实现了一款基于高性价比STM32单片机的高效数控逆变电源。单片机生成两路死区时间可自适应调整的互补SPWM信号,经过IR2110驱动电路、全桥电路及低通滤波电路,在负载上得到幅度稳定和频率可调的交流信号。该逆变电源能准确产 ...
https://www.eeworm.com/dl/895522.html
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技术资料 基于单片机和LabVIEW的电机多参数在线监测系统

针对传统电机监测存在的测量参数少、智能化程度低、离线监测问题,提出了一种基于单片机和LabVIEW的电机多参数在线监测系统。该系统通过传感器、信号调理电路和单片机实现了对电机运转过程中温度、转速及噪声等参量的采集,利用RS-232通信串口将数据传输到上位机。上位机采用图形化界面软件LabVIEW实现电机运行过程中的多参数 ...
https://www.eeworm.com/dl/895677.html
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技术资料 基于STM8单片机的无线报警系统设计

基于STM8L151K4T6单片机设计一种多功能、低功耗报警系统,在具备传统烟雾报警功能的同时,增加有毒气体检测、实时温度测量以及火焰识别报警的功能,具备多信号处理能力。监测模块采集到的数据先进行A/D转换,再进行数据处理和算法分析,利用LoRa无线传输技术以及GPRS模块实现数据远距离传输。实验结果表明,独立式报警器待机电流 ...
https://www.eeworm.com/dl/897151.html
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电源技术 微电脑型数学演算式双输出隔离传送器

特点(FEATURES) 精确度0.1%满刻度 (Accuracy 0.1%F.S.) 可作各式数学演算式功能如:A+B/A-B/AxB/A/B/A&B(Hi or Lo)/|A| (Math functioA+B/A-B/AxB/A/B/A&B(Hi&Lo)/|A|/etc.....) 16 BIT 类比输出功能(16 bit DAC isolating analog output function) 输入/输出1/输出2绝缘耐压2仟伏特/1分钟(Dielectric strength 2KVac/1min. ...
https://www.eeworm.com/dl/505/23805.html
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电源技术 简单、高效USB电源管理IC解决方案

  Linear Technology offers a variety of devices that simplifyconverting power from a USB cable, but the LTC®3455represents the highest level of functional integration yet. The LTC3455 seamlessly manages power flowbetween an AC adapter, USB cable and Li-ion battery,while complying with U ...
https://www.eeworm.com/dl/505/24270.html
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电源技术 高功率PoE PD接口与集成反激式控制器

  To this day, Power over Ethernet (PoE) continues to gainpopularity in today’s networking world. The 12.95Wdelivered to the Powered Device (PD) input supplied bythe Power Sourcing Equipment (PSE) is a universal supply.Each PD provides its own DC/DC conversion from anominal 48V supply ...
https://www.eeworm.com/dl/505/24317.html
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单片机编程 基于89C51的摄像机镜头控制电路设计

针对视频监控中摄像机镜头光圈大小、图像聚焦、图像变焦三项参数的控制问题,介绍了一种基于89C51单片机的镜头控制电路的设计。 该电路以89C51单片机为核心,结构简单,成本低廉,控制可靠,实现了智能监控终端对摄像参数的完全控制。 Abstract:  The design of camera lens control circuit based on 89C51 is int ...
https://www.eeworm.com/dl/502/29337.html
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教程资料 《器件封装用户向导》赛灵思产品封装资料

Introduction to Xilinx Packaging Electronic packages are interconnectable housings for semiconductor devices. The major functions of the electronic packages are to provide electrical interconnections between the IC and the board and to efficiently remove heat generated by the device. Feature sizes a ...
https://www.eeworm.com/dl/fpga/doc/32374.html
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可编程逻辑 《器件封装用户向导》赛灵思产品封装资料

Introduction to Xilinx Packaging Electronic packages are interconnectable housings for semiconductor devices. The major functions of the electronic packages are to provide electrical interconnections between the IC and the board and to efficiently remove heat generated by the device. Feature sizes a ...
https://www.eeworm.com/dl/kbcluoji/39540.html
下载: 33
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可编程逻辑 XAPP708 -133MHz PCI-X到128MB DDR小型DIMM存储器桥

  The Virtex-4 features, such as the programmable IDELAY and built-in FIFO support, simplifythe bridging of a high-speed, PCI-X core to large amounts of DDR-SDRAM memory. Onechallenge is meeting the PCI-X target initial latency specification. PCI-X Protocol Addendum tothe PCI Local Bus Spec ...
https://www.eeworm.com/dl/kbcluoji/40099.html
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