Search found 2 matches

by lkiss10
Mon Feb 25, 2019 7:13 pm
Forum: Hardware
Topic: Measure time between signals with MCPWM capture
Replies: 6
Views: 10354

Re: Measure time between signals with MCPWM capture

Hi, SimonMaster, thank for the explanation, but WiFive has right. I connect an external Hall sensor from a shaft. Its RPM is between 3000-5500 1/min, and has one magnet. So I would like to measure the time between the signals. I plan to use this ESP for a PID control as well, and I am afraid the too...
by lkiss10
Mon Feb 18, 2019 9:52 pm
Forum: Hardware
Topic: Measure time between signals with MCPWM capture
Replies: 6
Views: 10354

Measure time between signals with MCPWM capture

Hello, I am working on an RPM measure program, using Hall sensor input. How can I measure time between signals with the MCPWM capture function without using CPU time? The doc says this hardware unit is able to do it: "The hardware is able to detect the input signal’s edge and measure time between si...