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-rw-r--r--macros/Hardware/RasberryPi/RPI_DigitalIn.sci13
1 files changed, 10 insertions, 3 deletions
diff --git a/macros/Hardware/RasberryPi/RPI_DigitalIn.sci b/macros/Hardware/RasberryPi/RPI_DigitalIn.sci
index 3ea3bf1..8775e4c 100644
--- a/macros/Hardware/RasberryPi/RPI_DigitalIn.sci
+++ b/macros/Hardware/RasberryPi/RPI_DigitalIn.sci
@@ -20,8 +20,15 @@ function state = RPI_DigitalIn(pin)
// Authors
// Siddhesh Wani
//
+// -----------------------------------------------------------------
+//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]
+
+PinIsGPIO = members(pin, supported_pins); //Check if input pin supports GPIO
-// This is curretly dummy function. It provides no functionality but is required
-// for providing support for generating C code for RPi.
-
+//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
+state = 1;
endfunction