Timeline for Is it safe to directly connect an infrared led to an Arduino?
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Sep 9, 2019 at 16:35 | comment | added | jk_games | i tested it and my pc camera was able to pick up the Ir signal but it was very faint. however when i directly hooked up the led it was much brighter and now it works!! | |
| Sep 9, 2019 at 16:22 | comment | added | marcelm | "This is safe provided no other pins are driving heavy loads (ATmega328 absolute maximum current for all MCU pins combined is 200mA)." - It isn't safe; atmega328P absolute maximum current for a single pin is 40mA. To stay within the MCUs operational limits, you need to obey both the 40mA/pin limit and the 200mA total limit. | |
| Sep 9, 2019 at 15:31 | vote | accept | jk_games | ||
| Sep 9, 2019 at 15:31 | comment | added | jk_games | I currently can’t test it but, when i can i will test the circuit with the led directory connect to the pin of my Arduino if that doesn’t work i Will see if my laptop can capture Ir light because i know my phone can’t (i tested it before with a normal remote) | |
| Sep 8, 2019 at 21:31 | history | answered | Bruce Abbott | CC BY-SA 4.0 |