From 3f52712f806fbd80d66dfdcaff401e5cf94dcca4 Mon Sep 17 00:00:00 2001
From: yash1112
Date: Fri, 7 Jul 2017 21:20:49 +0530
Subject: sci2c arduino updated

---
 src/c/hardware/avr/timer/u8AVRTimerSetups.c | 110 ++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 src/c/hardware/avr/timer/u8AVRTimerSetups.c

(limited to 'src/c/hardware/avr/timer/u8AVRTimerSetups.c')

diff --git a/src/c/hardware/avr/timer/u8AVRTimerSetups.c b/src/c/hardware/avr/timer/u8AVRTimerSetups.c
new file mode 100644
index 00000000..6ee8d2af
--- /dev/null
+++ b/src/c/hardware/avr/timer/u8AVRTimerSetups.c
@@ -0,0 +1,110 @@
+/* Copyright (C) 2016 - 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
+ Author: Ashish Kamble
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/ 
+//Function selects the clock source and timer with prescaler.
+
+#include "AVRPeripheralTimer.h"
+
+uint8 u8AVRTimerSetups(uint8 timer,uint16 prescaler,uint8 clock_source)
+{
+ 
+ if(clock_source==0)
+ {
+  if(timer==0)
+  {
+   switch(prescaler)
+   {
+    case 1:    TCCR0 |= (1<<CS00);
+               TCNT0 = 0x00;
+    case 8:    TCCR0 |= (1<<CS01);
+	       TCNT0 = 0x00;
+    case 64:   TCCR0 |= (1<<CS00)|(1<<CS01);
+	       TCNT0 = 0x00;
+    case 256:  TCCR0 |= (1<<CS02);
+               TCNT0 = 0x00;
+    case 1024: TCCR0 |= (1<<CS00)|(1<<CS02);
+	       TCNT0 = 0x00;
+    }
+   }
+  else if(timer==2)
+  {
+   switch(prescaler)
+   {
+    case 1:    TCCR2 |= (1<<CS20);
+               TCNT2 = 0x00;
+    case 8:    TCCR2 |= (1<<CS21);
+	       TCNT2 = 0x00;
+    case 64:   TCCR2 |= (1<<CS20)|(1<<CS21);
+	       TCNT2 = 0x00;
+    case 256:  TCCR2 |= (1<<CS22);
+               TCNT2 = 0x00;
+    case 1024: TCCR2 |= (1<<CS20)|(1<<CS22);
+	       TCNT2 = 0x00;
+    }
+   }
+  else if(timer==1)
+  {
+   switch(prescaler)
+   {
+    case 1:    TCCR1B |= (1<<CS10);
+               TCNT1H = 0x00;
+               TCNT1L = 0x00;
+    case 8:    TCCR1B |= (1<<CS11);
+               TCNT1H = 0x00;
+               TCNT1L = 0x00;
+    case 64:   TCCR1B |= (1<<CS10)|(1<<CS11);
+               TCNT1H = 0x00;
+               TCNT1L = 0x00;
+    case 256:  TCCR1B |= (1<<CS12);
+               TCNT1H = 0x00;
+               TCNT1L = 0x00;
+    case 1024: TCCR1B |= (1<<CS10)|(1<<CS12);
+               TCNT1H = 0x00;
+               TCNT1L = 0x00;
+   }
+  }
+  }
+  else if(clock_source==1)
+  { 
+   if(timer==0)
+   {
+    TCCR0 |= (1<<CS00)|(1<<CS01)|(1<<CS02);
+    TCNT0 = 0x00;
+   }
+   else if(timer==2)
+   { 
+    TCCR2 |= (1<<CS20)|(1<<CS21)|(1<<CS22);
+    TCNT2 = 0x00;
+   }
+   else if(timer==1)
+   { 
+    TCCR1B |= (1<<CS10)|(1<<CS11)|(1<<CS12);
+    TCNT1H = 0x00;
+    TCNT1L = 0x00;
+   } 
+  }  
+ return 0;
+}
+
+   
+
+
+
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+
+
-- 
cgit