UNO R.1, and UNO R.3, the RESET circuit via pullup 10K resistor and adding a diode to protect 328P, it is saying the malfunction and reliability had been ... all ok for auto reset when Arduino UNO is ...

Circuit simulation made easy. A free online environment where users can create, edit, and share electrical schematics, or convert between popular file formats like Eagle, Altium, and OrCAD. Transform ...

When C1's charge is sufficient to reach the 555's threshold (approximately 2/3 of VCC), the 555 output will flip low. Since the 555's output is tied to the Arduino's reset line, this will reset the ...