Merged Ashish's work

1 files changed, 23 insertions, 8 deletions

diff --git a/macros/Hardware/AVR/AVRADCSetup.sci b/macros/Hardware/AVR/AVRADCSetup.sci
index ce9117d0..264062bc 100644
--- a/macros/Hardware/AVR/AVRADCSetup.sci
+++ b/macros/Hardware/AVR/AVRADCSetup.sci
@@ -1,32 +1,47 @@
-function AVRADCSetup(prescalar,adc_ref)
+// 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 AVRADCSetup(prescaler,adc_ref)
 // Function to initialise ADC of AVR
 //
 // Calling Sequence
-//     AVRADCSetup(uint8 prescalar, uint8 adc_ref)
+//     AVRADCSetup(uint8 prescaler, uint8 adc_ref)
 //
 // Parameters
-//     prescalar: prescalar to be used for generating ADC clock (0-7)
+//     prescaler: prescaler to be used for generating ADC clock (0-7)
 //     adc_ref	: reference voltage to be used for ADC conversion
 //              0 -> Voltage on VREF pin
 //              1 -> Voltage on AVCC pin
 //              2 -> Internal 2.56 reference voltage       
 //
 // Description
-//     This function initialises ADc of AVR with given parameters. 'prescalar' is 
+//     This function initialises ADc of AVR with given parameters. 'prescaler' is 
 //     needed for deciding ADC clock. ADC clock should be between 50KHz and 200KHz
-//     and it given as (MCU clock/2^prescalar). Select appropriate prescalar depending
+//     and it given as (MCU clock/2^prescaler). Select appropriate prescaler depending
 //     on MCU clock. 'adc_ref' selects one of the available reference voltage sources
 //     available
 // Examples
 //     AVRADCSetup(128,0)
-
 // See also
 //     AVRReadADC
 //
 // Authors
-//     Siddhesh Wani
+//     Siddhesh Wani Ashish Kamble
 //
-
 // This is curretly dummy function. It provides no functionality but is required 
 // for providing support for generating C code for AVR.
+
+if(prescaler>=8)
+disp("Error : Invalid input argument ''prescaler'' in AVRADCSetup function.");
+end
+if(adc_ref>=3) then 
+disp("Error : Invalid input argument ''adc_ref'' in AVRADCSetup function.");
+end
 endfunction