Introduction - If you have any usage issues, please Google them yourself
An ATMEGA16 develop board circuit drawed in ISIS Proteus v7.7.The components it contains are as follows:eight LEDs linked to P1,dot array LCD 1602,four lines multiply four columns matrix keypad,eight buttons link directly to P3,SPI and IIC debuger,eight bits segments,DS1302 RTC with IIC interface, EEPROM memory IC 24c02.