Timeline for Applying a PWM signal to a 12V fan with a 3.3V microcontroller?
Current License: CC BY-SA 4.0
2 events
| when toggle format | what | by | license | comment | |
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| Oct 15, 2021 at 7:08 | comment | added | jnovacho | The MCU could be protected by optoisolator as well, then you would not need to connect the grounds at all. | |
| Oct 14, 2021 at 21:57 | history | answered | Spehro 'speff' Pefhany | CC BY-SA 4.0 |