Hello friends, I hope you all are doing great. In today's tutorial, we are gonna have a look at detailed Introduction to DS1307. DS1307 is a real-time clock. It is a low power device and also has battery backup, which provides power when its external power supply not working or is off. It works on the I2C protocol. It is a bidirectional device and it can send and receive data on both sides. Libraries DS1307 Simulation Libraries Latest library: DS1307 Library for Proteus V1.0 (April 2016) Modules: Micro SD · MAX485 RS485 · MCP2515 CAN · DS3231 RTC · DFPlayer Mini Helping Tools Serial Monitor Advance : a serial terminal window for the UART of your board Serial Monitor Expert : the serial monitor with extra debugging tools LCD Library for Proteus V3.0 : 16x2, 20x4 and I2C LCDs to show your re ...