自己所做的作业原理图,及PCB图,原理图包括PCF8583实时时钟,AT24C256存储芯片,等控制芯片.-Schematic work he has done, and the PCB diagram, schematic, including PCF8583 real time clock, AT24C256 memory chips, and other control chips.

function: Program the PIC16F84 using the TIMER EEPROM 24LC65 and PCF8583 , Timer playback, creating the frame 2 bytes, write 2 bytes And in EEPROM, Change Management EEPROM if one is full, management , Break (in case of a power outage, we repren w

带有万年历的数字钟，1602显示，51单片机，PCF8583时钟芯片-Digital clock with calendar, 1602, 51, PCF8583 clock chip

PCF8583的万年历程序，可以显示年月日时间，简单设置闹铃，日程的程序。-PCF8583 calendar program that can display the date time, simply set the alarm, calendar program.