搜索资源列表
1602P12c887P51
- 1602+12C887+51 时钟，走时准确，取代DS1302时钟芯片，高精度的走时，年误差12US,电路简单-1602+12 C887+51 clock, accurate time and replace the DS1302 clock chip, high-precision travel time, in error 12US, simple circuit
high-precision-clock
- 用ds12cr887芯片和51单片机做的高精度时钟，能够通过按键设定时间-Microcontroller chip and 51 with ds12cr887 to do high-precision clock, to set the time by key
ds12c877
- DS12C887时钟芯片设计高精度时钟-The design of precision clock with DS12C887.
24hshizhong
- 高精度数字时钟 可预置时间 分钟步进 可自加音乐-High-precision digital clock can be preset time step can be self-minute plus music
C51-clock
- 基于C51单片机的时钟程序，带闹钟，可设置时间，精度不是很高-C51-based single-chip clock, with alarm, can set the time, not very high precision
8051_7
- 1、模拟量输入选择接口2、用模拟比较器实现AD转换3、5SPI串行接口AD转换器TLC2543的应用4、6I2C接口AD转换器ADS11XX的应用5 等精度数字频率计的实现6、10时钟日历芯片PCF8563的应用7、48位并行接口ADC080X的接口与驱动8、91-wire测温芯片DS18XX的应用9、716位AD转换器AD7715的应用-1, analog input selection interface 2, using a comparator to achieve 3,5 SPI
ptpd2-src.tar
- IEEE 1588-2008 VERSION 2 高精度时钟同步-IEEE 1588-2008 VERSION 2 SOFTWARE STACK PTPD2
nlmk
- 一百年的阳历转农历程序，配带1302高精度时钟芯片，组成一个具有农历功能的时钟模块-Turn a century Gregorian lunar program, equipped with a 1302 high-precision clock chip to form a functional clock with the Lunar Module
8025T
- 硬时钟8025T底层驱动程序，不需要外置温补芯片，在工业级温度范围内，精度达到0.5s/d-8025T timer
stm32_lcd15P20D_maik
- 基于 MDK4 环境的； stm32驱动lcd15+20D 使用内部时钟+外部中断 测脉宽，可以最高600K，脉宽精度0.05um -stm32驱动lcd15+20D 使用内部时钟+外部中断 测脉宽，可以最高600K，脉宽精度0.05um
11111111
- 用于高速高精度ADC的时钟稳定电路研制，提出一种稳定高速的ADC时钟方案-Used for high speed and high precision clock stable development ADC circuit
main
- 基于STC89c52的单片机中断编写的高精度电子时钟，独立键盘可调节秒钟，开启或暂停时钟。
clock_check
- 时钟检测,检测时钟的精度，确保时钟没有问题。测试电路，很好用-time test
shizhong
- DS12C887时钟芯片设计一个高精度时钟-DS12C887 clock chip design is a high-precision clock
AD9910
- 常用DDS芯片，能够产生两路时钟，精度很高，常用于无线通信。-Common DDS chip, capable of generating two-way clock, high precision, commonly used in wireless communications.
pcf2129
- pcf2129时钟芯片的基本资料功能原理，高精度调整的原理和方法-PCF2129 Basic information on functional principle of the clock chip, high-precision adjustment of principles and methods
digital_freq
- 数字频率计，具有自动校验和测量两种功能，即能用标准时钟校验、测量精度。-Digital frequency meter, automatic calibration and measurement of two functions, that is, use the standard clock calibration, measurement accuracy.
AT89C2051-Realtime-Timer
- AT89C2051单片机驱动4位共阳数码管做的实时时钟的程序，采用12M晶振，计时精度相当不错。-AT89C2051 microprocessor-driven real-time clock program, 4 Yang digital pipe 12M crystal timing accuracy is quite good.
time4clock2
- 秒表/时钟计时器是在一种计时器上实现两种基本功能的一种器件。它广泛应用于各种场所，同时，它以其小巧，价格低廉，走时精度高，使用方便，功能多，便于集成化。-Stopwatch/clock timer is a device on a timer to achieve two basic functions. It is widely used in various places, the same time, its compact, low cost, travel time and high
ARM7_SendRTC_C
- ARM7_SendRTC_C,主要是在NXP的ARM7平台下实现实时时钟，达到一定的精度的特点，代码直接能实现，可以参考学习。-ARM7_SendRTC_C mainly NXP' s ARM7 platform real-time clock to achieve a certain degree of accuracy features, and code directly to achieve, can refer to the study.