DS1306 Serial Alarm Real Time Clock (RTC)，时钟芯片的说明文档资料 Real time clock counts seconds, minutes, hours, date of the month, month, day of the week, and year with leap year compensation valid up to 2100 96-byte nonvolatile RAM for data storage Two T
General Digital Clock Clock setting with Switch – Use Key_up and Key_down key to change the number – Use Key_right and Key_left key to change the position – Use set key to start Clock Alarm Function – Use Alarm key to set Alarm clock Alarm On/Off Fu
