I am writing a simple beep function. Yes, I know I can do this using the Arduino tone() function, but I'm trying to implement this beep function using low-level timer control. In the following code, timer 2 generates a periodic interrupt which calculates the amplitude of the beep sine wave and ti…

[image] scottlbaker: I hope enough code there to understand how I am trying to control the timers. Looks OK to me, assuming all of the missing code is perfect and your wiring is correct.

A simple PWM beep using timers 1 and 2

Projects Programming

anon73444976 October 26, 2021, 7:16pm 8

Still missing the code tags.

Topic		Replies	Views
using timer.h Development	2	3662	May 6, 2021
Controlling PWM from timer 1 with timer 2 General Guidance	17	4810	May 5, 2021
Complex PWM-like timer problem 3rd Party Boards	10	3405	May 6, 2021
Timer1 amateur help Programming	16	4422	May 5, 2021
pwm arduino General Guidance	13	6726	May 5, 2021

A simple PWM beep using timers 1 and 2

Related topics