added timer 1

1brahimmohamed · Nov 19, 2022 · e799c44 · e799c44
1 parent 236205b
commit e799c44
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diff --git a/Timer 1/.cproject b/Timer 1/.cproject
@@ -0,0 +1,115 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<?fileVersion 4.0.0?><cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
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+</cproject>
diff --git a/Timer 1/.project b/Timer 1/.project
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Timer 1</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
+			<triggers>clean,full,incremental,</triggers>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
+			<triggers>full,incremental,</triggers>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.cdt.core.cnature</nature>
+		<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
+		<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
+		<nature>de.innot.avreclipse.core.avrnature</nature>
+	</natures>
+</projectDescription>
diff --git a/Timer 1/.settings/de.innot.avreclipse.core.prefs b/Timer 1/.settings/de.innot.avreclipse.core.prefs
@@ -0,0 +1,7 @@
+avrtarget/ClockFrequency=1000000
+avrtarget/ExtRAMSize=0
+avrtarget/ExtendedRAM=false
+avrtarget/MCUType=atmega32
+avrtarget/UseEEPROM=false
+avrtarget/UseExtendedRAMforHeap=true
+eclipse.preferences.version=1
diff --git a/Timer 1/.settings/org.eclipse.core.resources.prefs b/Timer 1/.settings/org.eclipse.core.resources.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/<project>=UTF-8
diff --git a/Timer 1/src/common_macros.h b/Timer 1/src/common_macros.h
@@ -0,0 +1,34 @@
+ /******************************************************************************
+ *
+ * Module: Common - Macros
+ * File Name: Common_Macros.h
+ * Description: Commonly used Macros
+ * Author: Ibrahim Mohamed
+ *
+ *******************************************************************************/
+
+#ifndef COMMON_MACROS
+#define COMMON_MACROS
+
+/* Set a certain bit in any register */
+#define SET_BIT(REG,BIT) (REG|=(1<<BIT))
+
+/* Clear a certain bit in any register */
+#define CLEAR_BIT(REG,BIT) (REG&=(~(1<<BIT)))
+
+/* Toggle a certain bit in any register */
+#define TOGGLE_BIT(REG,BIT) (REG^=(1<<BIT))
+
+/* Rotate right the register value with specific number of rotates */
+#define ROR(REG,num) ( REG= (REG>>num) | (REG<<(8-num)) )
+
+/* Rotate left the register value with specific number of rotates */
+#define ROL(REG,num) ( REG= (REG<<num) | (REG>>(8-num)) )
+
+/* Check if a specific bit is set in any register and return true if yes */
+#define BIT_IS_SET(REG,BIT) ( REG & (1<<BIT) )
+
+/* Check if a specific bit is cleared in any register and return true if yes */
+#define BIT_IS_CLEAR(REG,BIT) ( !(REG & (1<<BIT)) )
+
+#endif
diff --git a/Timer 1/src/std_types.h b/Timer 1/src/std_types.h
@@ -0,0 +1,40 @@
+ /******************************************************************************
+ *
+ * Module: Common - Platform Types Abstraction
+ * File Name: std_types.h
+ * Description: types for AVR
+ * Author: Ibrahim Mohamed
+ *
+ *******************************************************************************/
+
+#ifndef STD_TYPES_H_
+#define STD_TYPES_H_
+
+/* Boolean Data Type */
+typedef unsigned char boolean;
+
+/* Boolean Values */
+#ifndef FALSE
+#define FALSE       (0u)
+#endif
+#ifndef TRUE
+#define TRUE        (1u)
+#endif
+
+#define LOGIC_HIGH        (1u)
+#define LOGIC_LOW         (0u)
+
+#define NULL_PTR    ((void*)0)
+
+typedef unsigned char         uint8;          /*           			0 .. 255              		*/
+typedef signed char           sint8;          /*        		 -128 .. +127             		*/
+typedef unsigned short        uint16;         /*          		    0 .. 65535            		*/
+typedef signed short          sint16;         /*      		   -32768 .. +32767           		*/
+typedef unsigned long         uint32;         /*           			0 .. 4294967295       		*/
+typedef signed long           sint32;         /* 		  -2147483648 .. +2147483647      		*/
+typedef unsigned long long    uint64;         /*       				0 .. 18446744073709551615   */
+typedef signed long long      sint64;         /* -9223372036854775808 .. 9223372036854775807 	*/
+typedef float                 float32;
+typedef double                float64;
+
+#endif /* STD_TYPE_H_ */
diff --git a/Timer 1/src/timer1.c b/Timer 1/src/timer1.c
@@ -0,0 +1,95 @@
+ /******************************************************************************
+ *
+ * Module:	Timer1
+ * File Name: Timer1.c
+ * Description: source file for the Timer1 driver
+ * Author: Ibrahim Mohamed
+ *
+ *******************************************************************************/
+
+
+#include"timer1.h"
+#include<avr/io.h>
+#include<avr/interrupt.h>
+#include "common_macros.h" /* To use the macros like SET_BIT */
+#include "std_types.h"
+
+
+/*******************************************************************************
+ *                           Global Variables                                  *
+ *******************************************************************************/
+
+/* variable to hold the address of the call back function */
+static volatile void (*g_callBackPtr)(void) = NULL_PTR;
+
+/*******************************************************************************
+ *                      	Functions Definitions                              *
+ *******************************************************************************/
+
+
+/* Timer 1 Compare Mode Interrupt ISR */
+ISR(TIMER1_COMPA_vect)
+{
+	/*Increment the ticks of the program*/
+	if(g_callBackPtr != NULL_PTR){
+		(*g_callBackPtr)();
+	}
+}
+
+
+/* Timer 1 Normal Mode Interrupt ISR */
+ISR(TIMER1_OVF_vect)
+{
+
+	/*Increment the ticks of the program*/
+	(*g_callBackPtr)();
+
+}
+
+
+/*	Timer 1 Initialization Function	*/
+void Timer1_init(const Timer1_ConfigType * Config_Ptr)
+{
+	/* initial value from the configuration pointer*/
+	TCNT1=Config_Ptr->initial_value;
+
+
+	if(Config_Ptr->mode==COMPARE)
+	{
+		/*	if the mode is compare mode, then put the compare value to one
+		 *  coming form the configuration pointer */
+		OCR1A=Config_Ptr->compare_value;
+	}
+
+	/*	Module (Timer 1) Interrupt enable	*/
+	TIMSK |= (1<<OCIE1A);
+
+	/*	select mode */
+	TCCR1A = (1 << FOC1A) | ((TCCR1A & 0xFC) | (Config_Ptr->mode & 0x03));
+
+	/* WGM12:
+	 * NORMAL = 0
+	 * COMPARE =1
+	 * */
+	TCCR1B = ((TCCR1B & 0xF8) | (Config_Ptr->prescaler & 0x07)) | ((TCCR1B & 0xE7) |
+			((Config_Ptr->mode & 0x0C)<<1));
+}
+
+
+/*	Timer 1 Disable Function	*/
+void Timer1_deInit(void)
+{
+	/*	disable the timer by turning off the clock	*/
+	TCCR1A=0;
+	TCCR1B=0;
+	TIMSK &= ~(1 << OCIE1A);
+}
+
+
+/*	Function to set the Call Back function address for timer 1	*/
+void Timer1_setCallBack(void(*a_ptr)(void))
+{
+	/* Save the address of the function in a variable */
+	g_callBackPtr = a_ptr;
+}
+
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		eclipse.preferences.version=1
		encoding/<project>=UTF-8