Search found 4 matches
- Thu Oct 10, 2019 8:17 pm
- Forum: ESP32 Arduino
- Topic: Does Arduino IDE tie-up any of the 64-bit timers?
- Replies: 1
- Views: 3124
Does Arduino IDE tie-up any of the 64-bit timers?
Am I free to use the four 64-bit timers for interrupt-driven timing while using the Arduino IDE?
- Thu Oct 10, 2019 8:02 pm
- Forum: ESP32 Arduino
- Topic: Using GPIO 25, 26 as digital IN?
- Replies: 2
- Views: 5157
Re: Using GPIO 25, 26 as digital IN?
Make sure WiFi is off.
- Fri Aug 16, 2019 1:58 pm
- Forum: ESP32 Arduino
- Topic: analogSetCycles, analogSetSamples
- Replies: 3
- Views: 12290
analogSetCycles, analogSetSamples
Can someone provide detailed descriptions of analogSetCycles() and analogSetSamples()? Please don't say "sets the number of samples in the range" or "sets the number of cycles per sample". I have looked at the Arduino source code, but that led to a dead end trying to use the ESP32 documentation. My ...
- Fri Aug 16, 2019 1:39 pm
- Forum: ESP32 Arduino
- Topic: Better way with ESP32 of Analog-Read on core0.
- Replies: 4
- Views: 8685
Re: Better way with ESP32 of Analog-Read on core0.
Don't forget an outboard low pass filter at about 4 KHz for antialiasing. You are actually working below the Nyquist sample frequency, so a sharp filter would be appropriate.