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技术资料 基于单片机与组态的智能电机控制系统研究
在电力通信中,人们会用到很多的大型发电机,而传统模式的电机控制已经无法满足人们的要求。为了实现对电机的自动控制并提升其在电力通信过程中的运行稳定性,设计了以单片机和组态为基础的智能电机控制系统,避免传统的电机控制方式在电力通信中产生不稳定的因素。在电机的供电电路中采用AC/DC的隔离反激式变换电路,驱动电路采 ...
技术资料 基于STC89C52单片机的纸张计数显示装置设计
笔者设计了基于STC89C52单片机的纸张计数显示装置。系统采用单片机STC89C52作为控制核心,实现通过555振荡电路获取频率值,应用单片机的控制功能和数学运算能力,实现计数和频率换算,用液晶1602显示测试张数并用蜂鸣器发出提示音。测频的基本方法是通过555振荡器以及单片机的定时计数器计数获得频率值,采用最小二乘法进行线性 ...
单片机编程 基于MSP430F149的无线环境监测传感器系统设计
为了提高环境参数采集的自动化水平，提升效率，设计了无线传感器系统。本系统运用了传感器技术、通信技术和单片机技术，实现了对环境温度、湿度、光照度以及可燃性气体浓度等参数的检测。它能够实时地与上位机进行无线通信，满足对环境参数实时监测的要求。
Abstract:
 In order to increase the degree of automat ...
单片机编程 3-V TO 5.5-V MULTICHANNEL RS-2
The MAX3243E device consists of three line drivers, five line receivers, and a dual charge-pump circuit with±15-kV ESD (HBM and IEC61000-4-2, Air-Gap Discharge) and ±8-kV ESD (IEC61000-4-2, Contact Discharge)protection on serial-port connection pins. The device meets the requirements of TIA/EIA-23 ...
技术资料 AP2406技术手册
The AP2406 is a 1.5Mhz constant frequency, slope compensated current mode PWM step-down converter. The device integrates a main switch and a synchronous rectifier for high efficiency without an external Schottky diode. It is ideal for powering portable equipment that runs from a single cell lithium- ...
论文 Full-Duplex+Small+Cells
The recent developments in full duplex (FD) commu-
nication promise doubling the capacity of cellular networks using
self interference cancellation (SIC) techniques. FD small cells
with device-to-device (D2D) communication links could achieve
the expected capacity of the future cellular networks (5G ...
书籍 Wireless+Communications+Algorithmic+Techniques
Digital radios have undergone an astonishing evolution in the last century. Born as a set of simple and
power-hungry electrical and electromechanical devices for low data rate transmission of telegraph data
in the Marconi age, they have transformed, thanks to substantial advances in electronic techn ...
技术资料 PW4554_2.0.pdf规格书下载
The PW4554 is a cost-effective, fully integrated high input voltage single-cell Li-ion battery charger.The charger uses a CC/CV charge profile required by Li-ion battery. The charger accepts an inputvoltage up to 24V but is disabled when the input voltage exceeds the OVP threshold, typically 6.8V,to ...
技术资料 Rockchip RV1108 Datasheet
RV1108 is a high performance low power application processor. It is embedded with a new generation DSP for digital process and an ARM Cortex-A7 single core processor for system and application. Especially, it is a high-integration and cost efficient SoC which can support H.264 video encoder/decoder ...
技术资料 正基wifi模组 AP6255 说明书
向有关公司要的台湾正基wifi模组ap6255说明书，公司网站不能下载AMPAK Technology would like to announce a low-cost and low-power consumption module
which has all of the Wi-Fi, Bluetooth functionalities. The highly integrated module makes the
possibilities of web browsing, VoIP, Bluetooth headsets applic ...