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单片机编程 LPC1700以太网MIIM接口应用笔记
The LPC1700 Ethernet block contains a full featured 10 Mbps or 100 Mbps Ethernet MAC (Media Access Controller) designed to provide optimized performance through the use of DMA hardware acceleration. Features include a generous suite of control registers, half or full duplex operation, flow control, ...
单片机编程 A Single-Chip Pulsoximeter Des
This application report discusses the design of non-invasive optical plethysmographyalso called as pulsoximeter using the MSP430FG437 Microcontroller (MCU). Thepulsoximeter consists of a peripheral probe combined with the MCU displaying theoxygen saturation and pulse rate on a LCD glass. The same se ...
单片机编程 MCS-51单片机与D/A转换器的接口和应用
DAC0832是一个8位D/A转换器芯片，单电源供电，从+5V～+15V均可正常工作，基准电压的范围为±10V，电流建立时间为1μs，CMOS工艺，低功耗20mW。其内部结构如图9.1所示，它由1个8位输入寄存器、1个8位DAC寄存器和1个8位D/A转换器组成和引脚排列如图1所示。
• DAC0832工作方式• ADC0809工作方式要求掌握：• ...
单片机编程 ADC0809 A/D转换器基本应用技术
ADC0809是带有8位A/D转换器、8路多路开关以及微处理机兼容的控制逻辑的CMOS组件。它是逐次逼近式A/D转换器，可以和单片机直接接口。
adc0809 datasheet
单片机编程 DTMF Decoding with a PIC16xxx
This application note describes how to decode standard DTMF tones using the minimum number of external discrete components and a PIC. The two examples use a PIC which has an 8 bit timer and either a comparator or an ADC, although it can be modified for use on a PIC which has only digital I/O. The Ap ...
单片机编程 基于Ethernet的MCS51单片机通信
介绍了用MCS51单片机与DM9008 Ethernet控制芯片进行接口，实现在Ethernet上收发数据包的具体方法。
单片机编程 用PIC16C73 单片机实现十二位A/D转换器
介绍用PIC16C73 自带的八位A/D 转换器扩展为十二位A/D 转换器，给出了具体的设计方案和程序流程。它是用以 PIC16C73 为MCU 构成的海水有机磷测控仪A/D 转换部分的一种解决方案。为监测海洋生态环境，研制了用于海水有机磷农药现场监测的生物传感器。为测定生物传感器的信号，使传感器可用于船载及台站的海洋生态环境现场自 ...
单片机编程 新颖实用的单片机双积分A/D转换电路和软件
新颖实用的单片机双积分A/D转换电路和软件:摘 要: 通过对双积分A/ D 转换过程及其原理的分析,结合8031 单片机定时计数器的特点,设计出一种新的A/ D 转换电路. 详细介绍了这种转换电路的硬件原理及工作过程,给出了实用的硬件电路与软件设计框图. 通过比较分析,可以看出这种A/ D 转换电路性能价格比较高,软件编程简单,并且转 ...
单片机编程 Emulating a synchronous serial
The C500 microcontroller family usually provides only one on-chip synchronous serialchannel (SSC). If a second SSC is required, an emulation of the missing interface mayhelp to avoid an external hardware solution with additional electronic components.The solution presented in this paper and in the a ...
单片机编程 USB Demonstration for DK3200 w
The μPSD32xx family, from ST, consists of Flash programmable system devices with a 8032 MicrocontrollerCore. Of these, the μPSD3234A and μPSD3254A are notable for having a complete implementationof the USB hardware directly on the chip, complying with the Universal Serial Bus Specification, Revis ...