external interrupt

Hello Everyone I'm having a problem with my external interrupt on RB0 which is not firing when I tested it physically but it works well when I simulate the project on PROTEUS 7. Basically the PIC is connected to a 74C922 encoder with DA pin connected to RB0 to trigger the interrupt and read the...

I need to recognize a signal from an IR remote, not to use a library for working with IR remotes/receivers. How can when the button is clicked to display its name. I have PIC12F615 microcontroller with this code: code and 5 buttons connected to him and I need recognise which button pressed. Why...

I am trying to get an external timer (TIM5) to toggle an LED at a certain time period. I am designing it to interrupt every 2 micro seconds. I use an oscilloscope to check whether it works as intended, but unfortunately it does not. The clock speed is 45Mhz And I calculate the period APBtimer...