搜索资源列表
MSP430_ShiZhong
- 基于 MSP430单片机的 实时时钟 毕业设计 超低功耗，精度极高- MSP430
DS12C887
- 用DS21C887+芯片实现高精度时钟，带闹钟功能，每次开机有欢迎语。-DS21C887+ chip with high-precision clock with alarm function, each boot has welcomed the language.
Text1
- ds12c887制作高精度时钟程序，用c语言编的程序，简单易懂-production of high-precision clock ds12c887 program compiled with the c language program, easy to understand
Freq_kx11
- 用51单片机的定时计数器0脉冲进行计数，并用LCD1602显示，如果脉冲特性好，精度可以达到1Hz，带宽1Hz-50KHz（系统时钟12M）-With 51 SCM timing counter pulse count, and 0 LCD1602 shows that if the pulse, precision can reach 1Hz, 1Hz bandwidth 50KHz- 12M clock (system).
ttTimer
- 通过调用中断调取主板上的专用计时器，获得高精度的时钟，可以达到0.838微秒-Is accessible by calling the interrupt timer on the motherboard dedicated to obtain high-precision clock, up to 0.838 microseconds
code
- 通过单片机控制SD2300时钟芯片实现高精度实时时钟功能。-SCM SD2300 clock chip through high precision real time clock function.
ThereportdescribestheAT89S52basedonhemicrocontroll
- 本报告介绍了基于AT89S52单片机为核心的、以AD0809数模转换芯片采样、以1602液晶屏显示的具有电压测量功能的具有一定精度的数字电压表。在实现基础功能要求之上扩展了串口通讯、时钟功能、高压报警、短路测试、电阻测量、交流电压峰峰值和周期测试等功能，使系统达到了良好的设计效果和要求。-This report describes the AT89S52 microcontroller based on the core to AD0809 DAC chip sampling to the LC
Electronicclock
- 基于AT89C51的高精度时钟，在protues上的仿真电路，包含C文件源代码，keil软件调试文件，仿真电路图。-Based on AT89C51 precision clock, in protues on simulation circuit, contains C source code, keil software files debug file, the simulation diagram.
SD2001
- 高精度实时时钟SD2001驱动程序，用于单片机与时钟芯片的应用-SD2001
gongpinji
- 工频频率表设计。此设计单片机用1M的内部时钟，测多周期的方法减小正负1误差，精度可达到0.0008左右-工频频率表设计
SD2405
- KEIL SD2405高精度时钟模块51单片机例程-KEIL SD2405 routine high-precision clock module 51 MCU
ds1302clock
- 使用DS1302和外部时钟对TXD和RXD输入得到时钟为1秒精度的程序，实际测试时1602的使能端会闪烁-Using the DS1302 and the external clock on the TXD and RXD input clock to 1 second accuracy by the procedure, the actual test enable terminal 1602 will flash
licheng
- 高精度时钟 源程序代码 -Precision clock source code
time
- 时间函数，直接读取cpu时钟频率，时间精度到ns级-Function of time, direct read cpu clock frequency, the time to the ns-level accuracy
mcu_lcdTimer
- 单片机的液晶时钟程序 lcd1602.设计制作基于LCD液晶显示屏的，可以调整的时钟系统.采用1602液晶屏显示显示当前日期、时间和实时温度，温度精度为1度。-The program of the design of clock with LCD1602.
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