Tagged Questions

3
votes
2answers
78 views

Use PWM and ISR at same time on AVR

Is it possible to use AVR PWM outputs and ISR interrupts at the same time? I've got a project I'm trying to do on an ATMega328P and I need 3 PWM outputs but ALSO need to be able to use ISR interrupts ...
2
votes
2answers
135 views

Understanding volatile class fields in AVR C++ programs

I'm having some confusion about what members to declare volatile in a program I'm writing in C++ for an AVR microcontroller, with interrupts. When it's plain C it makes sense - the compiler doesn't ...
10
votes
1answer
2k views

Arduino and Interrupts: Fast way to get pin values

I use an Arduino Uno and already set it up to work with interrupts on digital pins 2, 3, 4 and 5 according to an explanation1 I found. void setup() contains the ...
2
votes
1answer
2k views

Bug in Keil ARM compiler with interrupt handlers and C++?

I have a problem with writing interrupt handlers in Keil ARM compiler for LPC1114. When I write program in C++ and specify --cpp compiler option all code from interrupt handlers disappears, it is ...