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authorsiddhu89902016-01-13 11:15:17 +0530
committersiddhu89902016-01-13 11:15:17 +0530
commit7cba1cf7d2ee89559239a22c50297a1545de0587 (patch)
tree5319b21a5679b6dabf10c57346cea9b41db02ac2 /src/c/hardware/avr/timer/u8AVRTimerSetups.c
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diff --git a/src/c/hardware/avr/timer/u8AVRTimerSetups.c b/src/c/hardware/avr/timer/u8AVRTimerSetups.c
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+// Function to setup timer on AVR
+//
+// Calling Sequence
+// u8AVRTimerSetups(timer, prescalar)
+//
+// Parameters
+// timer: timer to be set up (0,1,2)
+// prescalar: prescalar to be used for timer (0-7)
+// ***Refer datasheet for more description about timer
+//
+// Description
+// This function sets prescalr for timers. 'timer' decides which of the
+// three (0,1,2) timers available to be used. The 'prescalar' is needed for
+// deciding timer clock. Select appropriate prescalar depending on MCU clock
+// and requirement.
+//
+//
+// Authors
+// Siddhesh Wani
+//
+
+
+#include "AVRPeripheralTimer.h"
+
+
+uint8 u8AVRTimerSetups(uint8 timer,uint8 prescalar)
+{
+ switch(timer)
+ {
+ case 0:
+ TCCR0|= (prescalar & 0x07); //Select clock source
+ break;
+ case 1:
+ break;
+ case 2:
+ TCCR2|= (prescalar & 0x07); //Select clock source
+ break;
+ }
+
+ return 0;
+}
+