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DS1302
- AX301开发板上配置了一片实时时钟(RTC)芯片,型号DS1302。学习和掌握DS1302的基本原理,并完成电子时钟的设计。 要求:(1)用数码管显示时,分,秒; (2)有时间预置功能;(The AX301 development board is configured with a real-time clock (RTC) chip, model DS1302. Study and master the basic principles of DS1302, and complete
DS3231SN
- 基于DS3231的电子时钟,可以通过调时间,数码管显示,附件包括C源程序及Protues仿真电路图(DS3231 based electronic clock, you can adjust the time, digital display, accessories include C source code and Protues simulation circuit diagram)
电子钟
- 利用8253和8259芯片实现实时电子时钟的功能;利用8255控制七段数码管完成定时扫描显示。显示格式为xx时xx分xx秒,每隔1s,时间值改一次。按键SHIFT可选择时、分、秒,按键CTRL可对所选的时、分、秒进行加1,小时加至23后清0,分、秒加至59后清0。(Use 8253 and 8259 chip to realize the function of real-time electronic clock; use 8255 control seven segment digital
1302shizhong
- 用ds1302外部时钟做的电子时钟,用八位数码管显示,能显示时间和日期(An electronic clock made with an ds1302 external clock, displayed with an eight-digit digital tube, capable of displaying time and date.)