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AVR is a 8- and 32-bit microcontroller core developed by Atmel. AVR was chosen as microcontroller for the first generations of the popular Arduino SBCs.

2 votes
2 answers
17k views

Toggle OC1A, OC1B and OC1C using timer in CTC mode

Most AVR microcontrollers got three dedicated pins for each timer (for example, OC1A, OC1B, and OC1C) that can be toggled automatically when the counter reaches the so called top value in the corresponding … Let's say I want to program the AVR timer to toggle the pins OC1A, OC1B and OC1C at different intervals (for example 1 second, half second, quarter a second), but it does not work as I expect. …
Muayyad Alsadi's user avatar
2 votes
1 answer
4k views

Looking for AVR MCU with internal PLL clock source with more than 8 pins?

This feature can be used to implement a simple and cheap USB device as in V-USB with ATtiny45 / ATtiny85 without a crystal Is there any AVR (AtMega or AtTiny) with more than 8 pins having this feature …
Muayyad Alsadi's user avatar