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arduino:arduino_timer [2020/12/02 23:16]
admin [Arduino Uno] 		arduino:arduino_timer [2020/12/14 14:33] (current)
admin
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 ==== Arduino Uno ==== ==== Arduino Uno ====
-   TCCR0B = TCCR0B & 0b11111000 | 0x01; // sets the speed on pin 5 and 6 
  
-**Set PWM frequency for D5 & D6**\\ +Set PWM frequency for pin D5 & D6 
-  + 
-   //TCCR0B = TCCR0B & B11111000 | B00000001;    // set timer 0 divisor to     1 for PWM frequency of 62500.00 Hz +   TCCR0B = TCCR0B & B11111000 | B00000001;    // set timer 0 divisor to 1 for PWM frequency of 62500.00 Hz
-   //TCCR0B = TCCR0B & B11111000 | B00000010;    // set timer 0 divisor to     8 for PWM frequency of  7812.50 Hz +
-   //TCCR0B = TCCR0B & B11111000 | B00000011;    // set timer 0 divisor to    64 for PWM frequency of   976.56 Hz (The DEFAULT) +
-//TCCR0B = TCCR0B & B11111000 | B00000100;    // set timer 0 divisor to   256 for PWM frequency of   244.14 Hz +
-//TCCR0B = TCCR0B & B11111000 | B00000101;    // set timer 0 divisor to  1024 for PWM frequency of    61.04 Hz +
-  +
-  +
-//---------------------------------------------- Set PWM frequency for D9 & D10 ------------------------------ +
-  +
-//TCCR1B = TCCR1B & B11111000 | B00000001;    // set timer 1 divisor to     1 for PWM frequency of 31372.55 Hz +
-//TCCR1B = TCCR1B & B11111000 | B00000010;    // set timer 1 divisor to     8 for PWM frequency of  3921.16 Hz +
-  TCCR1B = TCCR1B & B11111000 | B00000011;    // set timer 1 divisor to    64 for PWM frequency of   490.20 Hz (The DEFAULT) +
-//TCCR1B = TCCR1B & B11111000 | B00000100;    // set timer 1 divisor to   256 for PWM frequency of   122.55 Hz +
-//TCCR1B = TCCR1B & B11111000 | B00000101;    // set timer 1 divisor to  1024 for PWM frequency of    30.64 Hz +
-  +
-//---------------------------------------------- Set PWM frequency for D3 & D11 ------------------------------ +
-  +
-//TCCR2B = TCCR2B & B11111000 | B00000001;    // set timer 2 divisor to     1 for PWM frequency of 31372.55 Hz +
-//TCCR2B = TCCR2B & B11111000 | B00000010;    // set timer 2 divisor to     8 for PWM frequency of  3921.16 Hz +
-//TCCR2B = TCCR2B & B11111000 | B00000011;    // set timer 2 divisor to    32 for PWM frequency of   980.39 Hz +
-  TCCR2B = TCCR2B & B11111000 | B00000100;    // set timer 2 divisor to    64 for PWM frequency of   490.20 Hz (The DEFAULT) +
-//TCCR2B = TCCR2B & B11111000 | B00000101;    // set timer 2 divisor to   128 for PWM frequency of   245.10 Hz +
-//TCCR2B = TCCR2B & B11111000 | B00000110;    // set timer 2 divisor to   256 for PWM frequency of   122.55 Hz +
-//TCCR2B = TCCR2B & B11111000 | B00000111;    // set timer 2 divisor to  1024 for PWM frequency of    30.64 Hz +
-==== Arduino Leonardo ==== +
-Set PWM frequency for D5 & D6\\ +
-   TCCR0B = TCCR0B & B11111000 | B00000001;    // set timer 0 divisor to     1 for PWM frequency of 62500.00 Hz+
    TCCR0B = TCCR0B & B11111000 | B00000010;    // set timer 0 divisor to     8 for PWM frequency of  7812.50 Hz    TCCR0B = TCCR0B & B11111000 | B00000010;    // set timer 0 divisor to     8 for PWM frequency of  7812.50 Hz
    TCCR0B = TCCR0B & B11111000 | B00000011;    // set timer 0 divisor to    64 for PWM frequency of   976.56 Hz (The DEFAULT)    TCCR0B = TCCR0B & B11111000 | B00000011;    // set timer 0 divisor to    64 for PWM frequency of   976.56 Hz (The DEFAULT)
Line 38: Line 11:
    TCCR0B = TCCR0B & B11111000 | B00000101;    // set timer 0 divisor to  1024 for PWM frequency of    61.04 Hz    TCCR0B = TCCR0B & B11111000 | B00000101;    // set timer 0 divisor to  1024 for PWM frequency of    61.04 Hz
  
-Set PWM frequency for D9 & D10\\+Set PWM frequency for pin D9 & D10
  
    TCCR1B = TCCR1B & B11111000 | B00000001;    // set timer 1 divisor to     1 for PWM frequency of 31372.55 Hz    TCCR1B = TCCR1B & B11111000 | B00000001;    // set timer 1 divisor to     1 for PWM frequency of 31372.55 Hz
Line 45: Line 18:
    TCCR1B = TCCR1B & B11111000 | B00000100;    // set timer 1 divisor to   256 for PWM frequency of   122.55 Hz    TCCR1B = TCCR1B & B11111000 | B00000100;    // set timer 1 divisor to   256 for PWM frequency of   122.55 Hz
    TCCR1B = TCCR1B & B11111000 | B00000101;    // set timer 1 divisor to  1024 for PWM frequency of    30.64 Hz    TCCR1B = TCCR1B & B11111000 | B00000101;    // set timer 1 divisor to  1024 for PWM frequency of    30.64 Hz
-  + 
-Set PWM frequency for D3 & D11\\+Set PWM frequency for pin D3 & D11
  
    TCCR2B = TCCR2B & B11111000 | B00000001;    // set timer 2 divisor to     1 for PWM frequency of 31372.55 Hz    TCCR2B = TCCR2B & B11111000 | B00000001;    // set timer 2 divisor to     1 for PWM frequency of 31372.55 Hz
Line 55: Line 28:
    TCCR2B = TCCR2B & B11111000 | B00000110;    // set timer 2 divisor to   256 for PWM frequency of   122.55 Hz    TCCR2B = TCCR2B & B11111000 | B00000110;    // set timer 2 divisor to   256 for PWM frequency of   122.55 Hz
    TCCR2B = TCCR2B & B11111000 | B00000111;    // set timer 2 divisor to  1024 for PWM frequency of    30.64 Hz    TCCR2B = TCCR2B & B11111000 | B00000111;    // set timer 2 divisor to  1024 for PWM frequency of    30.64 Hz
 +
 //from [[https://forum.arduino.cc/index.php?topic=328714.0]]//\\ //from [[https://forum.arduino.cc/index.php?topic=328714.0]]//\\
 +
 +
 +==== Arduino Leonardo ====
  
 One can find a detailed explanation here:\\ One can find a detailed explanation here:\\
 [[http://r6500.blogspot.com/2014/12/fast-pwm-on-arduino-leonardo.html|Fast PWM on Arduino Leonardo ]]\\ [[http://r6500.blogspot.com/2014/12/fast-pwm-on-arduino-leonardo.html|Fast PWM on Arduino Leonardo ]]\\
 +and the code here:\\
 +[[https://github.com/R6500/Leonardo/blob/master/FastPWM.ino]]\\
 +and a library is here:\\
 +[[https://code.google.com/archive/p/arduino-pwm-frequency-library/downloads]]\\
  
 ---- ----
 +==== License ====
 +
 +This manuals is made by **Wolfgang Spahn** 2020.\\
 +Except where otherwise noted, content on this wiki is licensed under the following license: [[http://creativecommons.org/licenses/by-nc-sa/4.0/"|Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License]].\\
 +
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 +<a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/4.0/"><img alt="Creative Commons License" style="border-width:0" src="https://i.creativecommons.org/l/by-nc-sa/4.0/88x31.png" /></a> 
 +</html>
 +
 +----
 +