higher
共 157 篇文章
higher 相关的电子技术资料，包括技术文档、应用笔记、电路设计、代码示例等，共 157 篇文章，持续更新中。
基于ARM单片机的自动测高测距小车
<p>生活中许多目标的高度和水平距离需要进行测量。目前主要的测量方法，仍以传统的皮尺丈量为主，测量效率不高，有时还很不方便，没有技术成熟的数字式测高测距产品。以基本的数学方法为理论依据，利用遥控小车做为载体，采用角度传感器测量角度、霍尔传感器测量水平距离等，通过单片机LM3S615进行数据计算，实现了对待测目标物体的高度、水平距离等数据的快速、精确和数字式的测量，高度测量精度可达99.06%，水平
PCA9673 Remote 16-bit IO expan
<P>The PCA9673 provides general purpose remote I/O expansion for most microcontroller<BR>families via the two-line bidirectional bus (I2C-bus) and is a part of the Fast-mode Plus<BR>family.<BR>The PCA
半导体器件物理与设计
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It would not be an exaggeration to say that semiconductor devices have transformed humanlife. From computers to communications to internet and video games these devices and the technologies they
NCV7356单线CANBUS收发器数据手册
The NCV7356 is a physical layer device for a single wire data link<BR>capable of operating with various Carrier Sense Multiple Access<BR>with Collision Resolution (CSMA/CR) protocols such as the Bosch
100-15V TO 12V DCDC 原理图 PCB BOM表
高的工作电压高达100V N双N沟道MOSFET同步驱动 The D810DCDC is a synchronous step-down switching regulator controller that can directly step-down voltages from up to 100V, making it ideal for telecom and automotive app
PCA9672 Remote 8-bit IO expand
<P>The PCA9672 provides general purpose remote I/O expansion for most microcontroller<BR>families via the two-line bidirectional bus (I2C-bus) and is a part of the Fast-mode Plus<BR>family.<BR>The PCA
基于MAX7219的LED数码显示驱动电路设计
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现有基于MAX7219芯片的数码管驱动电路只适用于小尺寸LED，为扩展其使用范围，在介绍动态显示芯片MAX7219功能的基础上，提出了一个基于该芯片的8位高亮度8英寸数码管驱动电路。电路保留了MAX7219芯片的功能强大、编程简单等优点，通过74LS273锁存器和ULN2803达林顿驱动器，实现了对任意大尺寸数码管提供较高电压和电流驱动的静态显示，并亮度可调。</p>
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如何保护集成FET的电源开关
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Abstract: Some types of loads require more current during startup than when running. Other loads can be limited to a lower-powercurrent during startup but require a higher operating current. Th
PCA9674 PCA9674A Remote 8-bit
<P>The PCA9674/74A is a drop-in upgrade for the PCF8574/74A providing higher Fast-mode<BR>Plus I2C-bus speeds (1 MHz versus 400 kHz) so that the output can support PWM<BR>dimming of LEDs, higher I2C-b
PCA9535 PCA9535C 16bit I2C bus
<P>The PCA9535 and PCA9535C are 24-pin CMOS devices that provide 16 bits of General<BR>Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was<BR>developed to enhance the
16位高精度多输入隔离模拟前端(AFE)
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Abstract: This document explains how the Cupertino (MAXREFDES5#) subsystem reference design meets the higher resolution, higher voltage,and isolation needs of industrial control and industrial
DN1011 简单高效率隔离型反激式电源
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While simplicity and high effi ciency (for cool running) areno longer optional features in isolated power supplies, itis traditionally diffi cult to achieve both. Achieving high
PCA9670 Remote 8-bit IO expand
<P>The PCA9670 provides general purpose remote I/O expansion for most microcontroller<BR>families via the two-line bidirectional bus (I2C-bus) and is a part of the Fast-mode Plus<BR>family.<BR>The PCA
PCA9671 Remote 16-bit IO expan
<P>The PCA9671 provides general purpose remote I/O expansion for most microcontroller<BR>families via the two-line bidirectional bus (I2C-bus) and is a part of the Fast-mode Plus<BR>(Fm+) family.<BR>T
PCA9534 8bit I2C bus and SMBus low power IO port with interru
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The PCA9534 is a 16-pin CMOS device that provide 8 bits of General Purpose parallel<br />
Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to<br />
enhance the NXP
开放式汇编器系统的设计
<P>汇编器在微处理器的验证和应用中举足轻重，如何设计通用的汇编器一直是研究的<BR>热点之一。本文提出了一种开放式的汇编器系统设计思想，在汇编语言与机器语言间插入中间代码CMDL（code mapping description language）语言，打破汇编语言与机器语言的直接映射关系，由此建立起一套描述汇编语言与机器语言的开放式映射体系。基于此开放式映射体系开发了一套汇编器系统，具有较高层
UCC28070 300W Interleaved PFC Pre-Regulator Design Review
<P>In higher power applications to utilize the full line power and reduce line current<BR>harmonics