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AT89S52yuanlitu
- AT89S52原理图AT89S52是一种低功耗、高性能CMOS8位微控制器,具有8K 在系统可编程 Flash 存储器。使用 Atmel 公司高密度非 易失性存储器技术制造,与工业 80C51 产品指令和引脚完全兼容。片上Flash允许程序储器在系统可编程,亦适于常规编程器。在单芯片上,拥有灵巧的 8 位 CPU 和在系统可编程Flash,使得 AT89S52为众多嵌入式控制应用系统提供高灵活、超有效的解决方案。 -AT89S52 AT89S52 diagram is a low-power
AD7862
- ad7862芯片功能及性能要求,以及管脚定义和时序图-ad7862 chip function and performance requirements, and pin definitions and timing map
learn_dds.基于quartus ii 9.0的简易dds波形发生器
- 基于quartus ii 9.0的简易dds波形发生器,可以产生正弦,方波,三角波,可变幅,可变频。非常适合学习使用,使用时请按自己的芯片和引脚设置,Quartus ii 9.0 Based on dds simple waveform generator can produce sine, square, triangle wave can be amplitude, frequency can be. Very suitable for learning to use, when used
5SGSD5H3F35C4
- ALTERAL的Stratix5GS系列芯片的电路图、管脚分配、性能手册,方便配置芯片和使用资源-The schematic of ALTERAL the series of Stratix5GS chip, pin allocation, performance manuals, convenient configuration chip and use of resources
sd-MP3
- sd卡+VS1003模块+M16组成的mp3 VS1003模块使用www.icdev.com.cn的,sd卡直接连接,M16使用内部RC8M。 硬件连接参照board.h,PORTB:PB0连接sd卡cs脚,PB1连接VS1003复位脚,PB2连接VS1003命令片选脚,PB5PB6PB7组成SPI接口复用连接sd卡和VS1003;PORTA:PA0连接VS1003的DREQ脚,PA1连接sd卡插入检测脚,PA2连接VS1003数据片选脚。 -Hardware to connect
FOSVOSGM7113
- 51单片机和GM7113的硬件连接非常简单,只要把单片机的两个I/O口(如P1.0、P1.0)直接和GM7113的SCL、SDA管脚相连,再加上上拉电阻即可。 用单片机初始化GM7113的主要任务是程序的编写,首先要熟悉I2C总线协议,根据I2C总线的原理写出启动、停止、应答信号等的子程序,由子程序再写出发送、接收1个字节的程序,然后根据GM7113的寄存器操作格式写出读写寄存器的程序,最后根据以上的子程序写出初始化GM7113的程序段。 -51 Single-chip and ha
200663016213350
- 主要介绍芯片F2812的管脚图和其作用,及其2块芯片的组成和连接图-Introduction of the main chip F2812 pin map and its role, and its 2-chip components and connection diagram
CPLD_zhengxuanbofashengqi
- 能完全模拟DDS芯片的工作,在CPLD的输出引脚后接上相应的D/A转换芯片并接上低通滤波器,将得到非常好的正旋波-To fully simulate the work of DDS chip in after the CPLD output pin connected to the corresponding D/A conversion chip and connected to low-pass filter, will be a very good spin wave is
uart
- 采用软件方法来实现单片机的通用串口引脚来模拟UART。根据要求采用P1.0作为发送端(TXD),P1.1做为数据接受端(RXD),并采用全双工通信模式。由于MAX232电平转换芯片除了做UART的几个引脚后,还剩余T2IN,T2OUT,R2IN,R2OUT.所以采用模仿UART的接法.每次通信,发送的数据加1,接收的数据加2.用51系列单片机。-The use of software methods to achieve single-chip Universal Serial pin to s
cc2430(2)
- CC2430芯片的主要特点和引脚功能,以及典型应用电路-The main features of CC2430 chip and pin functionality, as well as the typical application circuit
learn_rom_99multi
- 基于quartus ii 9.0的99乘法器,用rom表做成的乘法器可以计算9*9的乘法,并在数码管上显示,使用时请按照自己的芯片和引脚设置。-Quartus ii 9.0 based on 99 multiplier, made by rom multiplier table can calculate the multiplication 9* 9, and in the digital control display, according to their own use when the
at24c02
- I2C总线最主要的优点是其简单性和有效性。由于接口直接在组件之上,因此I2C总线占用的空间非常小,减少了电路板的空间和芯片管脚的数量,降低了互联成本。总线的长度可高达25英尺,并且能够以10Kbps的最大传输速率支持40个组件。I2C总线的另一个优点是,它支持多主控(multimastering), 其中任何能够进行发送和接收的设备都可以成为主总线。一个主控能够控制信号的传输和时钟频率。当然,在任何时间点上只能有一个主控。-I2C bus, the main advantage is its s
MC34119[1]
- The MC34119 is a low power audio amplifier intergrated circuit intended (primarily) for telephone applications, such as in speakerphones. It provides differential speaker outputs to maximize output swing at low supply voltages (2.0 V minimum).
FREQ
- 用mcs-52系列单片机实现等精度频率测量,T1引脚接被测TTL信号,晶振22.1184MHz,对任何频率都可以实现很高精度的测量(精度<1 ),结果从串口字符串输出,波特率115200,可以用串口调试器观察结果.-With mcs-52 family of single chip and other precision frequency measurement, T1 pin then measured TTL signal, Crystal 22.1184MHz, any frequ
F340_ad
- 例程说明,本程序是c8051f340对电位器产生的电压值进行采样,可以在寄存器观察AD的 也可以通过LCD将值显示出来,由于LV595芯片片选引脚与以太网控制芯片CP2200 中断引脚复用因些在此例程中加入了将CP2200芯片中断关闭的代码。件-Routine descr iption of the potential of this program is c8051f340 voltage generated by sampling can be observed in the AD
USB-CHIP-CH372-handbook
- USB通用芯片CH372手册,全面介绍了该类芯片各引脚的定义及如何进行固件编成.-USB Universal chip CH372 manual, a comprehensive introduction to the class definition of each pin chip and how the firmware compiled.
USB-CHIP-CH376-handbook
- USB通用芯片CH376手册,全面介绍了该类芯片各引脚的定义及如何进行固件编成.-USB Universal chip CH376 manual, a comprehensive introduction to the class definition of each pin chip and how the firmware compiled.
zw2430
- CC2430 芯片是 Chipcon 公司生产的首款符合 zigBee 技术的 2.4 GHz 射频系统单 芯片。适用于各种 zigBee 或类似 zigBee 的无线网络节点,包括调谐器、路由器和终端设备。 文中介绍 CC2430 芯片的主要特点和引脚功能,以及典型应用电路。-Chipcon CC2430 chip is produced first in line zigBee technology 2.4 GHz RF SoC. Applicable to all kinds zi
16-BoydEdit
- Abstract- Although the vast majority of EMV payments are processed without a hitch, there are occasions when the cardholder later repudiates a payment. The cardholder may be adamant that he or she was not present to authorize the transaction, but the
pn5xx-spi.tar
- this is the driver for chip and pin