ATtiny85 Microcontroller Real-Time Clock @AnasKuzechie

ATtiny85 Microcontroller Real-Time Clock @AnasKuzechie

Uploaded June 2021 | Updated September 2026, 1 week ago

NOTE: Since the video was uploaded, the C++ code was modified to display temperature in Celsius.

Link to circuit diagram & C++ sketch:
akuzechie.blogspot.com/2021/06/attiny85-microcontroller-real-time-clock.html

MAX7219 dot matrix display library:
github.com/wayoda/LedControl

DS3231 library:
github.com/NorthernWidget/DS3231

Contents:
0:00 Introduction
0:19 Circuit Diagram of Implemented System
0:41 Demonstration
1:04 C++ Sketch
4:13 Conclusion

ATtiny85 Microcontroller Real-Time Clock

TM1638 Frequency Counter

Square Wave Generation via AT89S52 Timer

Assembly via Arduino (part 7) - Programming Serial Port

AD9833 Programmable Waveform Generator (part 2)

Assembly via Arduino (part 6) - ADC Hex Value on LCD

Creating Arduino Library for MAX7219 7-Segment Display

Guessing Number Game via AT89S52 Microcontroller

TEA5767 FM Receiver - Search & Play FM Stations

Assembly via Arduino (part 3) - Programming IO Ports

Creating Arduino Library for MAX7219 8x8 Dot Matrix Display

Creating Arduino Library for TEA5767 FM Receiver (part 2)

Anas Kuzechie |

ATtiny85 Microcontroller Real-Time Clock