Timeline for How can I electronically sense the state of an LED in another device with an Arduino?
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jan 10, 2015 at 8:42 | comment | added | MatsK | Arduino has a 100Mohm input impedance. So there is no need for a voltage follower circuit. | |
| Aug 16, 2013 at 3:05 | comment | added | Kaypro II | I think this is the best "learning electronics" answer. | |
| Aug 15, 2013 at 7:48 | history | answered | Chirry | CC BY-SA 3.0 |