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Diffstat (limited to '2.3-1/macros/Hardware/RasberryPi/RPI_PinISR.sci')
| -rw-r--r-- | 2.3-1/macros/Hardware/RasberryPi/RPI_PinISR.sci | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/2.3-1/macros/Hardware/RasberryPi/RPI_PinISR.sci b/2.3-1/macros/Hardware/RasberryPi/RPI_PinISR.sci new file mode 100644 index 00000000..c2354c1f --- /dev/null +++ b/2.3-1/macros/Hardware/RasberryPi/RPI_PinISR.sci @@ -0,0 +1,56 @@ +// 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 RPI_PinISR(pin, edgetype, fn) +// Function to assign a function to be run when an interrupt occurs on +// specified pin. +// +// Calling Sequence +// RPI_PinISR(pin, edgetype, fn) +// +// Parameters +// pin : pin whose interrupt is to be configured +// edgetype: edge on which interrupt is to be monitored +// 1 -> Falling egde +// 2 -> Rising egde +// 3 -> Both egde +// fn: name of the function to be executed on interrupt occurance +// Description +// This functions monitors interrupt on specified pin for specified edge, +// When that interrupt occurs, function specified by 'fn' is executed. +// Examples +// RPI_PinISR(12, 0, Pin12ISR) //executes 'Pin12ISR' on falling edge on +// pin 12 +// See also +// RPI_ThreadCreate RPI_DigitalSetup +// +// +// Authors +// Siddhesh Wani +// ----------------------------------------------------------------- + +// This is curretly dummy function. It provides no functionality but is required +// for providing support for generating C code for RPi. + +//Pins of header P1 which can be used as GPIO +supported_pins = [3,5,7,8,10,11,12,13,15,16,18,19,21,22,23,24,26,27,28,29,... + 31,31,33,35,36,37,38,40]; + +PinIsGPIO = members(pin, supported_pins); //Check if input pin supports GPIO + +//If given pin does not support GPIO functionality, raise the error +if(PinIsGPIO == 0) + error(9999, 'SCI2CERROR: Given pin number doesnot support GPIO functionality.'); +end +EdgeTypeSupported = members(edgetype,[1 2 3]); + +if(EdgeTypeSupported == 0) + error(9999, 'SCI2CERROR: Given edgetype is incorrect. Please specify correct edgetype from [1,2,3]') +end + +endfunction |