Search found 3 matches

by mTron47
Wed Sep 05, 2018 6:06 am
Forum: General Discussion
Topic: GPIO Interrupt Latency - once more
Replies: 5
Views: 8767

Re: GPIO Interrupt Latency - once more

Hi holopaul

I could indeed resolve my problem using mcpwm. However my issue to resolve was on the output side. If I understand you correctly you are using the (hall-sensor) input of mcpwm and are seeing "funny things". I do not have any experience on that side - sorry.
by mTron47
Sun Jul 15, 2018 9:26 am
Forum: General Discussion
Topic: GPIO Interrupt Latency - once more
Replies: 5
Views: 8767

Re: GPIO Interrupt Latency - once more

Hello michprev Thank you for your reply which does get close to what I am trying to do. I want to control a small 3-phase synchronous motor by feeding it 3 sinewaves with 120 degrees phase offset. The sinewaves are table-lookups to produce e.g. 24 interpolated values/rev converted to PWM modulated p...
by mTron47
Fri Jul 13, 2018 3:39 pm
Forum: General Discussion
Topic: GPIO Interrupt Latency - once more
Replies: 5
Views: 8767

GPIO Interrupt Latency - once more

Hi there Being new to this forum, let me briefly introduce myself. I am a retired electrical engineer who has spent the last 15 years of his career in software engineering for other people. Now I have found the time to do it for myself and with the ESP32 and some other platforms. Depending on the pr...