AVR®: Using Timer Overflow IRQs

 In this video:

  • Timer-Counter overview and block diagram.
  • Calculating the frequency of a timer-counter overflow.
  • The slowest an 8-bit timer can overflow, running the CPU at 16 MHz.
  • Register configuration to set up a 16-bit timer to overflow twice a second, including setting the timer prescalar and enabling the timer overflow IRQ.
  • Adding AVR Libc header file for interrupts.
  • Toggling the LED in the timer overflow Interrupt Service Routine.

Microchip Technology Acquires Atmel

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