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- Thu Nov 10, 2022 11:51 pm
- Forum: ESP32 Arduino
- Topic: Sending a very short duration pulse on a timer interrupt
- Replies: 1
- Views: 1349
Sending a very short duration pulse on a timer interrupt
Hello, this is my first post so please let me know if there is any forum etiquette, etc that I am missing. I'm wanting to use an HC-SR04 ultrasonic rangefinder to measure distance periodically. The rangefinder is triggered with a 10 us pulse on the trigger pin. Because the main loop will also be han...