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Diffstat (limited to '2.3-1/macros/Hardware/AVR/AVRPWM0Setup.sci')
| -rw-r--r-- | 2.3-1/macros/Hardware/AVR/AVRPWM0Setup.sci | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/2.3-1/macros/Hardware/AVR/AVRPWM0Setup.sci b/2.3-1/macros/Hardware/AVR/AVRPWM0Setup.sci new file mode 100644 index 00000000..39861c86 --- /dev/null +++ b/2.3-1/macros/Hardware/AVR/AVRPWM0Setup.sci @@ -0,0 +1,68 @@ +// Copyright (C) 2017 - IIT Bombay - FOSSEE +// +// This file must be used under the terms of the CeCILL. +// This source file is licensed as described in the file COPYING, which +// you should have received as part of this distribution. The terms +// are also available at +// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt +// Organization: FOSSEE, IIT Bombay +// Email: toolbox@scilab.in + +function AVRPWM0Setup(waveform_mode,output_mode) +//Function to Setup OC0 pin for required PWM mode +//Description +// Every Micro controller has PWM pins which can generate varying voltages +// from 0V-5V.This function helps to use OC0 pin to produce required +// output waveform by setting the waveform mode and otput mode. +// +//Parameters +// waveform_mode: +// 0 for Phase correct PWM Mode +// 1 for Fast PWM Mode +// 2 for CTC Mode +// output_mode: +// For Phase Correct PWM Mode: +// 0 for Clear OC0 on compare match when up-counting. Set OC0 on compare +// match when down-counting. +// 1 for Set OC0 on compare match when up-counting. Clear OC0 on compare +// match when down-counting. +// +// For Fast PWM Mode: +// 0 for non-inverted output i.e Clear OC0 on compare match, set OC0 at BOTTOM. +// 1 for inverted output i.e Set OC0 on compare match, clear OC0 at BOTTOM. +// +// For CTC Mode: +// 0 to Clear OC0 on compare match +// 1 to Set OC0 on compare match +// 2 to toggle OC0 on compare match +// +//Example +// AVRPWM0Setup(2,0); //This function will select CTC waveform mode and will clear OC0 on +// compare match +//See also +// AVRPWM0SetDuty +// +//Authors +// Ashish Kamble +// +//This is curretly dummy function. It provides no functionality but is required +//for providing support for generating C code for AVR. + +if(waveform_mode>=3) then +disp("Error : Invalid input argument ''waveform_mode'' in AVRPWM0Setup function."); +end + +if((waveform_mode==0)|(waveform_mode==1)) then + if(output_mode>=2) then + disp("Error : Invalid input argument ''output_mode'' in AVRPWM0Setup function."); + end +end + + +if(waveform_mode==2) then + if(output_mode>=3) then + disp("Error : Invalid input argument ''output_mode'' in AVRPWM0Setup function."); + end +end + +endfunction |