added blink examples

hive76 · Sep 10, 2011 · 94bd8b4 · 94bd8b4
1 parent 9d53251
commit 94bd8b4
Show file tree

Hide file tree

Showing 11 changed files with 334 additions and 1 deletion.
diff --git a/README b/README
@@ -2,4 +2,4 @@ This is the repository for the Hive 76 Monthly Monday Microcontroller Madness wo
 
 Inside of this repository you will find code example, presentations, circuit diagrams, and other related material.
 
-Created on Sept. 08, 2011 by PJ. peej@hive76.org
+Created on Sept. 08, 2011 by PJ. peej at hive76 dot org
diff --git a/blink/ArduinoBlink_pde/ArduinoBlink_pde.pde b/blink/ArduinoBlink_pde/ArduinoBlink_pde.pde
@@ -0,0 +1,19 @@
+/*
+  Blink
+  Turns on an LED on for one second, then off for one second, repeatedly.
+ 
+  This example code is in the public domain.
+ */
+
+void setup() {                
+  // initialize the digital pin as an output.
+  // Pin 13 has an LED connected on most Arduino boards:
+  pinMode(13, OUTPUT);     
+}
+
+void loop() {
+  digitalWrite(13, HIGH);   // set the LED on
+  delay(1000);              // wait for a second
+  digitalWrite(13, LOW);    // set the LED off
+  delay(1000);              // wait for a second
+}
diff --git a/blink/msp430BlinkLED/.ccsproject b/blink/msp430BlinkLED/.ccsproject
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<?ccsproject version="1.0"?>
+
+<projectOptions>
+<deviceVariant value="MSP430G2231"/>
+<deviceEndianness value="little"/>
+<codegenToolVersion value="3.3.0"/>
+<isElfFormat value="false"/>
+<linkerCommandFile value="lnk_msp430g2231.cmd"/>
+<rts value="libc.a"/>
+<defaultAssemblyOnly value="false"/>
+</projectOptions>
diff --git a/blink/msp430BlinkLED/.cdtbuild b/blink/msp430BlinkLED/.cdtbuild
@@ -0,0 +1,88 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<?fileVersion 3.1.0?>
+
+<ManagedProjectBuildInfo>
+<project id="BlinkLED.com.ti.ccstudio.buildDefinitions.MSP430.ProjectType.1006406853" name="MSP430" projectType="com.ti.ccstudio.buildDefinitions.MSP430.ProjectType">
+<configuration artifactExtension="out" artifactName="BlinkLED" description="" id="com.ti.ccstudio.buildDefinitions.MSP430.Debug.675927986" name="Debug" parent="com.ti.ccstudio.buildDefinitions.MSP430.Debug">
+<toolChain id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.DebugToolchain.1720186555" name="TI Code Generation Tools" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.DebugToolchain" targetTool="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.linkerDebug.768057698">
+<option id="com.ti.ccstudio.buildDefinitions.core.OPT_CODEGEN_VERSION.741955528" superClass="com.ti.ccstudio.buildDefinitions.core.OPT_CODEGEN_VERSION" value="3.3.0" valueType="string"/>
+<option id="com.ti.ccstudio.buildDefinitions.core.OPT_TAGS.325449300" superClass="com.ti.ccstudio.buildDefinitions.core.OPT_TAGS" valueType="stringList">
+<listOptionValue builtIn="false" value="DEVICE_CONFIGURATION_ID=MSP430G2231"/>
+<listOptionValue builtIn="false" value="DEVICE_ENDIANNESS=little"/>
+<listOptionValue builtIn="false" value="IS_ELF=false"/>
+<listOptionValue builtIn="false" value="LINKER_COMMAND_FILE=lnk_msp430g2231.cmd"/>
+<listOptionValue builtIn="false" value="RUNTIME_SUPPORT_LIBRARY=libc.a"/>
+<listOptionValue builtIn="false" value="IS_ASSEMBLY_ONLY=false"/>
+<listOptionValue builtIn="false" value="CCS_MBS_VERSION=4.1.3"/>
+<listOptionValue builtIn="false" value="PROJECT_KIND=com.ti.ccstudio.managedbuild.core.ProjectKind_Executable"/>
+</option>
+<tool id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.compilerDebug.394377245" name="MSP430 Compiler" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.compilerDebug">
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.DIAG_WARNING.906683647" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.DIAG_WARNING" valueType="stringList">
+<listOptionValue builtIn="false" value="225"/>
+</option>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.PRINTF_SUPPORT.1171024859" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.PRINTF_SUPPORT" value="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.PRINTF_SUPPORT.minimal" valueType="enumerated"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.SILICON_VERSION.727405436" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.SILICON_VERSION" value="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.SILICON_VERSION.msp" valueType="enumerated"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.INCLUDE_PATH.679291536" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.INCLUDE_PATH" valueType="includePath">
+<listOptionValue builtIn="false" value="&quot;${CCS_INSTALL_ROOT}/msp430/include&quot;"/>
+<listOptionValue builtIn="false" value="&quot;${CG_TOOL_ROOT}/include&quot;"/>
+</option>
+</tool>
+<tool id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.linkerDebug.768057698" name="MSP430 Linker" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.linkerDebug">
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.HEAP_SIZE.216822255" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.HEAP_SIZE" value="0" valueType="string"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.STACK_SIZE.387566209" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.STACK_SIZE" value="50" valueType="string"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.OUTPUT_FILE.239693915" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.OUTPUT_FILE" value="&quot;BlinkLED.out&quot;" valueType="string"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.MAP_FILE.1828838427" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.MAP_FILE" value="&quot;BlinkLED.map&quot;" valueType="string"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.LIBRARY.118044067" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.LIBRARY" valueType="libs">
+<listOptionValue builtIn="false" value="&quot;libc.a&quot;"/>
+</option>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.SEARCH_PATH.2036282304" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.SEARCH_PATH" valueType="stringList">
+<listOptionValue builtIn="false" value="&quot;${CCS_INSTALL_ROOT}/msp430/include&quot;"/>
+<listOptionValue builtIn="false" value="&quot;${CG_TOOL_ROOT}/lib&quot;"/>
+<listOptionValue builtIn="false" value="&quot;${CG_TOOL_ROOT}/include&quot;"/>
+</option>
+</tool>
+<macros/>
+</toolChain>
+</configuration>
+<configuration artifactExtension="out" artifactName="BlinkLED" description="" id="com.ti.ccstudio.buildDefinitions.MSP430.Release.2084110263" name="Release" parent="com.ti.ccstudio.buildDefinitions.MSP430.Release">
+<toolChain id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.ReleaseToolchain.535168289" name="TI Code Generation Tools" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.ReleaseToolchain" targetTool="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.linkerRelease.1488283697">
+<option id="com.ti.ccstudio.buildDefinitions.core.OPT_CODEGEN_VERSION.2139045149" superClass="com.ti.ccstudio.buildDefinitions.core.OPT_CODEGEN_VERSION" value="3.3.0" valueType="string"/>
+<option id="com.ti.ccstudio.buildDefinitions.core.OPT_TAGS.35082550" superClass="com.ti.ccstudio.buildDefinitions.core.OPT_TAGS" valueType="stringList">
+<listOptionValue builtIn="false" value="DEVICE_CONFIGURATION_ID=MSP430G2231"/>
+<listOptionValue builtIn="false" value="DEVICE_ENDIANNESS=little"/>
+<listOptionValue builtIn="false" value="IS_ELF=false"/>
+<listOptionValue builtIn="false" value="LINKER_COMMAND_FILE=lnk_msp430g2231.cmd"/>
+<listOptionValue builtIn="false" value="RUNTIME_SUPPORT_LIBRARY=libc.a"/>
+<listOptionValue builtIn="false" value="IS_ASSEMBLY_ONLY=false"/>
+<listOptionValue builtIn="false" value="CCS_MBS_VERSION=4.1.3"/>
+<listOptionValue builtIn="false" value="PROJECT_KIND=com.ti.ccstudio.managedbuild.core.ProjectKind_Executable"/>
+</option>
+<tool id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.compilerRelease.524459864" name="MSP430 Compiler" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.compilerRelease">
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.DIAG_WARNING.97350922" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.DIAG_WARNING" valueType="stringList">
+<listOptionValue builtIn="false" value="225"/>
+</option>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.PRINTF_SUPPORT.792259939" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.PRINTF_SUPPORT" value="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.PRINTF_SUPPORT.minimal" valueType="enumerated"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.SILICON_VERSION.498135228" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.SILICON_VERSION" value="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.SILICON_VERSION.msp" valueType="enumerated"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.INCLUDE_PATH.1985814365" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.compilerID.INCLUDE_PATH" valueType="includePath">
+<listOptionValue builtIn="false" value="&quot;${CCS_INSTALL_ROOT}/msp430/include&quot;"/>
+<listOptionValue builtIn="false" value="&quot;${CG_TOOL_ROOT}/include&quot;"/>
+</option>
+</tool>
+<tool id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.linkerRelease.1488283697" name="MSP430 Linker" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.exe.linkerRelease">
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.HEAP_SIZE.888025707" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.HEAP_SIZE" value="0" valueType="string"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.STACK_SIZE.396688871" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.STACK_SIZE" value="50" valueType="string"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.OUTPUT_FILE.1884395154" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.OUTPUT_FILE" value="&quot;BlinkLED.out&quot;" valueType="string"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.MAP_FILE.563301963" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.MAP_FILE" value="&quot;BlinkLED.map&quot;" valueType="string"/>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.LIBRARY.326497401" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.LIBRARY" valueType="libs">
+<listOptionValue builtIn="false" value="&quot;libc.a&quot;"/>
+</option>
+<option id="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.SEARCH_PATH.997149327" superClass="com.ti.ccstudio.buildDefinitions.MSP430_3.3.linkerID.SEARCH_PATH" valueType="stringList">
+<listOptionValue builtIn="false" value="&quot;${CCS_INSTALL_ROOT}/msp430/include&quot;"/>
+<listOptionValue builtIn="false" value="&quot;${CG_TOOL_ROOT}/lib&quot;"/>
+<listOptionValue builtIn="false" value="&quot;${CG_TOOL_ROOT}/include&quot;"/>
+</option>
+</tool>
+</toolChain>
+</configuration>
+</project>
+</ManagedProjectBuildInfo>
diff --git a/blink/msp430BlinkLED/.cdtproject b/blink/msp430BlinkLED/.cdtproject
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<?eclipse-cdt version="2.0"?>
+
+<cdtproject id="org.eclipse.cdt.managedbuilder.core.managedMake">
+<extension id="org.eclipse.cdt.managedbuilder.core.ManagedBuildManager" point="org.eclipse.cdt.core.ScannerInfoProvider"/>
+<extension id="com.ti.ccstudio.binaryparser.CoffParser" point="org.eclipse.cdt.core.BinaryParser"/>
+<data>
+<item id="org.eclipse.cdt.core.pathentry">
+<pathentry kind="src" path=""/>
+<pathentry kind="out" path=""/>
+<pathentry kind="con" path="org.eclipse.cdt.managedbuilder.MANAGED_CONTAINER"/>
+<pathentry kind="con" path="com.ti.ccstudio.managedbuild.core.CCS_CONTAINER"/>
+</item>
+</data>
+</cdtproject>
diff --git a/blink/msp430BlinkLED/.project b/blink/msp430BlinkLED/.project
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>BlinkLED</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.cdt.core.cnature</nature>
+		<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
+		<nature>org.eclipse.cdt.core.ccnature</nature>
+		<nature>com.ti.ccstudio.managedbuild.core.ccsNature</nature>
+	</natures>
+</projectDescription>
diff --git a/blink/msp430BlinkLED/.settings/org.eclipse.cdt.managedbuilder.core.prefs b/blink/msp430BlinkLED/.settings/org.eclipse.cdt.managedbuilder.core.prefs
@@ -0,0 +1,6 @@
+#Sat Sep 10 08:14:27 EDT 2011
+com.ti.ccstudio.buildDefinitions.MSP430.Debug.675927986/internalBuilder/enabled=false
+com.ti.ccstudio.buildDefinitions.MSP430.Debug.675927986/internalBuilder/ignoreErr=true
+com.ti.ccstudio.buildDefinitions.MSP430.Release.2084110263/internalBuilder/enabled=false
+com.ti.ccstudio.buildDefinitions.MSP430.Release.2084110263/internalBuilder/ignoreErr=true
+eclipse.preferences.version=1
diff --git a/blink/msp430BlinkLED/MSP430G2231.ccxml b/blink/msp430BlinkLED/MSP430G2231.ccxml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<configurations XML_version="1.2" id="configurations_0">
+    <configuration XML_version="1.2" id="configuration_0">
+        <instance XML_version="1.2" desc="TI MSP430 USB1" href="connections\TIMSP430-USB.xml" id="TI MSP430 USB1" xml="TIMSP430-USB.xml" xmlpath="connections"/>
+        <connection XML_version="1.2" id="TI MSP430 USB1">
+            <instance XML_version="1.2" href="drivers\msp430_emu.xml" id="drivers" xml="msp430_emu.xml" xmlpath="drivers"/>
+            <platform XML_version="1.2" id="platform_0">
+                <instance XML_version="1.2" desc="MSP430G2231" href="devices\MSP430G2231.xml" id="MSP430G2231" xml="MSP430G2231.xml" xmlpath="devices"/>
+            </platform>
+        </connection>
+    </configuration>
+</configurations>
diff --git a/blink/msp430BlinkLED/README b/blink/msp430BlinkLED/README
@@ -0,0 +1,3 @@
+This sample code was taken from the Texas Instruments wiki:
+
+http://processors.wiki.ti.com/index.php/MSP430_LaunchPad_Drive_LED
diff --git a/blink/msp430BlinkLED/lnk_msp430g2231.cmd b/blink/msp430BlinkLED/lnk_msp430g2231.cmd
@@ -0,0 +1,95 @@
+/******************************************************************************/
+/* lnk_msp430g2231.cmd - LINKER COMMAND FILE FOR LINKING MSP430G2231 PROGRAMS     */
+/*                                                                            */
+/*   Usage:  lnk430 <obj files...>    -o <out file> -m <map file> lnk.cmd     */
+/*           cl430  <src files...> -z -o <out file> -m <map file> lnk.cmd     */
+/*                                                                            */
+/*----------------------------------------------------------------------------*/
+/* These linker options are for command line linking only.  For IDE linking,  */
+/* you should set your linker options in Project Properties                   */
+/* -c                                               LINK USING C CONVENTIONS  */
+/* -stack  0x0100                                   SOFTWARE STACK SIZE       */
+/* -heap   0x0100                                   HEAP AREA SIZE            */
+/*                                                                            */
+/*----------------------------------------------------------------------------*/
+
+
+/****************************************************************************/
+/* SPECIFY THE SYSTEM MEMORY MAP                                            */
+/****************************************************************************/
+
+MEMORY
+{
+    SFR                     : origin = 0x0000, length = 0x0010
+    PERIPHERALS_8BIT        : origin = 0x0010, length = 0x00F0
+    PERIPHERALS_16BIT       : origin = 0x0100, length = 0x0100
+    RAM                     : origin = 0x0200, length = 0x0080
+    INFOA                   : origin = 0x10C0, length = 0x0040
+    INFOB                   : origin = 0x1080, length = 0x0040
+    INFOC                   : origin = 0x1040, length = 0x0040
+    INFOD                   : origin = 0x1000, length = 0x0040
+    FLASH                   : origin = 0xF800, length = 0x07E0
+    INT00                   : origin = 0xFFE0, length = 0x0002
+    INT01                   : origin = 0xFFE2, length = 0x0002
+    INT02                   : origin = 0xFFE4, length = 0x0002
+    INT03                   : origin = 0xFFE6, length = 0x0002
+    INT04                   : origin = 0xFFE8, length = 0x0002
+    INT05                   : origin = 0xFFEA, length = 0x0002
+    INT06                   : origin = 0xFFEC, length = 0x0002
+    INT07                   : origin = 0xFFEE, length = 0x0002
+    INT08                   : origin = 0xFFF0, length = 0x0002
+    INT09                   : origin = 0xFFF2, length = 0x0002
+    INT10                   : origin = 0xFFF4, length = 0x0002
+    INT11                   : origin = 0xFFF6, length = 0x0002
+    INT12                   : origin = 0xFFF8, length = 0x0002
+    INT13                   : origin = 0xFFFA, length = 0x0002
+    INT14                   : origin = 0xFFFC, length = 0x0002
+    RESET                   : origin = 0xFFFE, length = 0x0002
+}
+
+/****************************************************************************/
+/* SPECIFY THE SECTIONS ALLOCATION INTO MEMORY                              */
+/****************************************************************************/
+
+SECTIONS
+{
+    .bss       : {} > RAM                /* GLOBAL & STATIC VARS              */
+    .sysmem    : {} > RAM                /* DYNAMIC MEMORY ALLOCATION AREA    */
+    .stack     : {} > RAM (HIGH)         /* SOFTWARE SYSTEM STACK             */
+
+    .text      : {} > FLASH              /* CODE                              */
+    .cinit     : {} > FLASH              /* INITIALIZATION TABLES             */
+    .const     : {} > FLASH              /* CONSTANT DATA                     */
+    .cio       : {} > RAM                /* C I/O BUFFER                      */
+
+    .pinit     : {} > FLASH              /* C++ CONSTRUCTOR TABLES            */
+
+    .infoA     : {} > INFOA              /* MSP430 INFO FLASH MEMORY SEGMENTS */
+    .infoB     : {} > INFOB
+    .infoC     : {} > INFOC
+    .infoD     : {} > INFOD
+
+    .int00   : {} > INT00                /* MSP430 INTERRUPT VECTORS          */
+    .int01   : {} > INT01
+    .int02   : {} > INT02
+    .int03   : {} > INT03
+    .int04   : {} > INT04
+    .int05   : {} > INT05
+    .int06   : {} > INT06
+    .int07   : {} > INT07
+    .int08   : {} > INT08
+    .int09   : {} > INT09
+    .int10   : {} > INT10
+    .int11   : {} > INT11
+    .int12   : {} > INT12
+    .int13   : {} > INT13
+    .int14   : {} > INT14
+    .reset   : {} > RESET              /* MSP430 RESET VECTOR               */ 
+}
+
+/****************************************************************************/
+/* INCLUDE PERIPHERALS MEMORY MAP                                           */
+/****************************************************************************/
+
+-l msp430g2231.cmd
+
diff --git a/blink/msp430BlinkLED/main.c b/blink/msp430BlinkLED/main.c
@@ -0,0 +1,63 @@
+//***************************************************************************************
+// MSP430 Blink LED / Start Stop Blinking with Button Demo - Software Toggle P1.0 & P1.6
+//
+// Description; Toggle P1.0 and P1.6 by xor'ing them inside of a software loop. To
+// start/stop blink, an interrupt in Port 1 will toggle the condition statement. 
+// ACLK = n/a, MCLK = SMCLK = default DCO
+//
+// MSP430x2xx
+// -----------------
+// /|\| XIN|-
+// | | |
+// --|RST XOUT|-
+// | P1.6|-->LED
+// Button -->|P1.3 P1.0|-->LED
+//
+// Aldo Briano
+// Texas Instruments, Inc
+// June 2010
+// Built with Code Composer Studio v4
+//***************************************************************************************
+#include <msp430g2231.h>
+
+
+#define LED_0 BIT0 
+#define LED_1 BIT6
+#define LED_OUT P1OUT
+#define LED_DIR P1DIR
+#define BUTTON BIT3
+
+unsigned int blink = 0;
+
+void main(void)
+{
+WDTCTL = WDTPW + WDTHOLD; // Stop watchdog timer
+LED_DIR |= (LED_0 + LED_1); // Set P1.0 and P1.6 to output direction
+LED_OUT &= ~(LED_0 + LED_1); // Set the LEDs off
+P1IE |= BUTTON;
+
+__enable_interrupt();
+
+for (;;)
+{
+
+if(blink > 0)
+{
+P1OUT ^= (LED_0 + LED_1); // Toggle P1.0 and P1.6 using exclusive-OR
+
+__delay_cycles(100000); // SW Delay of 10000 cycles at 1Mhz
+
+}
+}
+
+} 
+
+// Port 1 interrupt service routine
+#pragma vector=PORT1_VECTOR
+__interrupt void Port_1(void)
+{
+blink ^= 0x01;
+P1IFG &= ~BUTTON; // P1.3 IFG cleared
+LED_OUT &= ~(LED_0 + LED_1); // Clear the LEDs so they start in OFF state
+
+}