Introduction - If you have any usage issues, please Google them yourself
The use of 51 series single-chip microcomputer (AT89S52) control LCD (12864), the entire menu of operational control of the initial time input, and to guide+ Digital form or pure digital form displays the current time (day of week, minutes and seconds) and temperature ( ± XXX.XXXX), works for the needs of the environment keil Uvision2, which includes the following modules of the C language driver: x5045, 8255c, ATM12864, ds1302, ds1820, 8 keys keyboard (74LS164 control)