Introduction - If you have any usage issues, please Google them yourself
By reading ds1302 information display directly to the LCD screen. Have a spare battery, power outages can still operate normally. Updated by serial debugging software. Updated as follows, to fill the time information in the field sent in the following format 2009071210102005 said at 10:10:20 on July 12, 2009 Friday, then sent through the serial port, the same hardware connections and serial communications.