Main/OneNote/OSD/Courses/Arduino Low level.md

## Timers available on Arduino Uno

  
![Name 
TIMERO 
TIME-RI 
TIMER2 
Size 
8 bits 
(0 - 255) 
16 bits 
(0 - 65,535) 
8 bits 
(0 - 255) 
• 
• 
Possible Interrupts 
Compare Match 
Overflow 
Compare Match 
Overflow 
Input Capture 
Compare Match 
Overflow 
• 
Uses in Arduino 
delay(), millis(), micros() 
analogWrite() pins 5, 6 
Servo functions 
analogWrite() pins 9, 10 
tone() 
analogWrite() pins 3, 11 ](Exported%20image%2020231126171856-0.png)  

If we use Timer 0 for something else, the arduino functions delay, millis, … won't work properly anymore.