Rename
authorTobias <tm@tm3d.de>
Sat, 18 Feb 2017 17:42:37 +0000 (18:42 +0100)
committerTobias <tm@tm3d.de>
Sat, 18 Feb 2017 17:42:37 +0000 (18:42 +0100)
DS2423_Autosave/DS2423.atsln [new file with mode: 0644]
DS2423_Autosave/DS2423.c [new file with mode: 0644]
DS2423_Autosave/DS2423.cproj [new file with mode: 0644]
DS2423_Autosave/Makefile [new file with mode: 0644]

diff --git a/DS2423_Autosave/DS2423.atsln b/DS2423_Autosave/DS2423.atsln
new file mode 100644 (file)
index 0000000..55ec947
--- /dev/null
@@ -0,0 +1,20 @@
+\r
+Microsoft Visual Studio Solution File, Format Version 11.00\r
+# Atmel Studio Solution File, Format Version 11.00\r
+Project("{54F91283-7BC4-4236-8FF9-10F437C3AD48}") = "DS2423", "DS2423.cproj", "{26106A5A-6618-4774-943F-65C46DDB610B}"\r
+EndProject\r
+Global\r
+       GlobalSection(SolutionConfigurationPlatforms) = preSolution\r
+               Debug|AVR = Debug|AVR\r
+               Release|AVR = Release|AVR\r
+       EndGlobalSection\r
+       GlobalSection(ProjectConfigurationPlatforms) = postSolution\r
+               {26106A5A-6618-4774-943F-65C46DDB610B}.Debug|AVR.ActiveCfg = Debug|AVR\r
+               {26106A5A-6618-4774-943F-65C46DDB610B}.Debug|AVR.Build.0 = Debug|AVR\r
+               {26106A5A-6618-4774-943F-65C46DDB610B}.Release|AVR.ActiveCfg = Release|AVR\r
+               {26106A5A-6618-4774-943F-65C46DDB610B}.Release|AVR.Build.0 = Release|AVR\r
+       EndGlobalSection\r
+       GlobalSection(SolutionProperties) = preSolution\r
+               HideSolutionNode = FALSE\r
+       EndGlobalSection\r
+EndGlobal\r
diff --git a/DS2423_Autosave/DS2423.c b/DS2423_Autosave/DS2423.c
new file mode 100644 (file)
index 0000000..067b602
--- /dev/null
@@ -0,0 +1,250 @@
+// Copyright (c) 2017, Tobias Mueller tm(at)tm3d.de\r
+// All rights reserved.\r
+//\r
+// Redistribution and use in source and binary forms, with or without\r
+// modification, are permitted provided that the following conditions are\r
+// met:\r
+//\r
+//  * Redistributions of source code must retain the above copyright\r
+//    notice, this list of conditions and the following disclaimer.\r
+//  * Redistributions in binary form must reproduce the above copyright\r
+//    notice, this list of conditions and the following disclaimer in the\r
+//    documentation and/or other materials provided with the\r
+//    distribution.\r
+//  * All advertising materials mentioning features or use of this\r
+//    software must display the following acknowledgement: This product\r
+//    includes software developed by tm3d.de and its contributors.\r
+//  * Neither the name of tm3d.de nor the names of its contributors may\r
+//    be used to endorse or promote products derived from this software\r
+//    without specific prior written permission.\r
+//\r
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\r
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\r
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\r
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\r
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\r
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\r
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\r
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\r
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\r
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\r
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\r
+\r
+#define _CPULLUP_\r
+\r
+#define F_CPU 8000000UL\r
+#include <avr/io.h>\r
+#include <avr/interrupt.h>\r
+#include <util/delay.h>\r
+#include <avr/wdt.h>\r
+#include <avr/sleep.h>\r
+\r
+\r
+\r
+extern void OWINIT();\r
+\r
+uint8_t owid[8]={0x1D, 0xA2, 0xD9, 0x84, 0x00, 0x26, 0x02, 0x5C};/**/\r
+uint8_t config_info[26]={9,13,9,13,9,13,9,13,0x02,19,19,19,19,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; //+2 for CRC\r
+\r
+       \r
+\r
+extern uint8_t mode;\r
+extern uint8_t gcontrol;\r
+extern uint8_t reset_indicator;\r
+\r
+\r
+\r
+\r
+\r
+\r
+typedef union {\r
+       volatile uint8_t bytes[45];\r
+       struct {\r
+               uint16_t addr;\r
+               uint8_t status;\r
+               uint8_t scratch[32];//3\r
+               uint32_t counter;  //35\r
+               uint32_t zero;   //39\r
+               uint16_t crc;  //43\r
+       };\r
+} counterpack_t;\r
+counterpack_t pack;\r
+\r
+volatile uint8_t lastcps;\r
+typedef union {\r
+       uint32_t c32[4];\r
+       uint8_t c8[16];\r
+} counters_t;\r
+\r
+volatile counters_t counters;\r
+\r
+volatile uint8_t istat;\r
+volatile uint8_t changefromeeprom;\r
+\r
+\r
+\r
+#if  defined(__AVR_ATtiny24__)||defined(__AVR_ATtiny44__)  || defined(__AVR_ATtiny84__) || defined(__AVR_ATtiny24A__)||defined(__AVR_ATtiny44A__)  || defined(__AVR_ATtiny84A__)\r
+#define PCINT_VECTOR PCINT0_vect\r
+#define PIN_REG PINA\r
+#define PIN_DDR DDRA\r
+#define PIN_CH2 (1<<PINA4)\r
+#define PIN_CH3 (1<<PINA5)\r
+#define PIN_CH0 (1<<PINA6)\r
+#define PIN_CH1 (1<<PINA7)\r
+#define PORT_EE PINA //WARNING have to be the same PORT like PINREG because of istat\r
+#define PIN_EE (1<<PINA0)\r
+#define TEST_TIMER  ((TIMSK0 & (1<<TOIE0))==0)\r
+\r
+#endif\r
+\r
+\r
+ISR(PCINT0_vect) {\r
+       if (((PIN_REG&PIN_CH2)==0)&&((istat&PIN_CH2)==PIN_CH2)) {       counters.c32[2]++;      }\r
+       if (((PIN_REG&PIN_CH3)==0)&&((istat&PIN_CH3)==PIN_CH3)) {       counters.c32[3]++;      }\r
+       if (((PIN_REG&PIN_CH0)==0)&&((istat&PIN_CH0)==PIN_CH0)) {       counters.c32[0]++;      }\r
+       if (((PIN_REG&PIN_CH1)==0)&&((istat&PIN_CH1)==PIN_CH1)) {       counters.c32[1]++;      }\r
+       istat=PIN_REG;\r
+       changefromeeprom=1;\r
+}\r
+\r
+\r
+ISR(ANA_COMP_vect) {\r
+       if (changefromeeprom==0) return;\r
+       if ((ACSR&(1<<ACO))!=0) {\r
+               _delay_ms(5);\r
+               if ((ACSR&(1<<ACO))!=0) {\r
+                       CLKPR=0x80;//Switch to 4 MHz \r
+                       CLKPR=01;                       \r
+                       \r
+                       PORTB|=(1<<PINB1);\r
+                       EEARH=0;\r
+                       for(uint8_t i=0;i<16;i++) {\r
+                               uint8_t addr=i^0x0C;\r
+                               while(EECR & (1<<EEPE));\r
+                               EECR = (0<<EEPM1)|(0<<EEPM0);\r
+                               EEARL = i;\r
+                               EEDR = counters.c8[addr];\r
+                               EECR |= (1<<EEMPE);\r
+                               EECR |= (1<<EEPE);\r
+                       }\r
+                       changefromeeprom=0;\r
+                       PORTB&=~(1<<PINB1);\r
+                       CLKPR=0x80;\r
+                       CLKPR=0;\r
+                       GIFR|=(1<<INTF0);\r
+               }\r
+       }\r
+       \r
+}\r
+\r
+int testSW(void) {\r
+       uint8_t r;\r
+       DDRB&=~(1<<PORTB0);  //Eingang\r
+       __asm__ __volatile__ ("nop");\r
+       PORTB|=(1<<PORTB0); //Pullup\r
+       __asm__ __volatile__ ("nop");\r
+       __asm__ __volatile__ ("nop");\r
+       __asm__ __volatile__ ("nop");\r
+       __asm__ __volatile__ ("nop");\r
+       __asm__ __volatile__ ("nop");\r
+       r=PINB&(1<<PORTB0);\r
+       __asm__ __volatile__ ("nop");\r
+       PORTB&=~(1<<PORTB0);\r
+       __asm__ __volatile__ ("nop");\r
+       DDRB|=(1<<PORTB0);  //Eingang\r
+       return (r==0);\r
+       \r
+       \r
+}\r
+\r
+\r
+int main(void){\r
+    PRR|=(1<<PRUSI)|(1<<PRADC);  //Switch off usi and adc for save Power\r
+       OWINIT();\r
+       \r
+       pack.zero=0;\r
+       counters.c32[0]=0;\r
+       counters.c32[2]=0;\r
+       counters.c32[1]=0;\r
+       counters.c32[3]=0;\r
+       changefromeeprom=1;\r
+       ACSR|=(1<<ACD);  //Disable Comparator\r
+       ADCSRB|=(1<<ACME); //Disable Analog multiplexer\r
+       MCUCR &=~(1<<PUD); //All Pins Pullup...\r
+       \r
+#if  defined(__AVR_ATtiny24__)||defined(__AVR_ATtiny44__)  || defined(__AVR_ATtiny84__) || defined(__AVR_ATtiny24A__)||defined(__AVR_ATtiny44A__)  || defined(__AVR_ATtiny84A__)\r
+\r
+       PORTB|=0xFF-(1<<PINB2); //Make PullUp an all Pins but not OW_PIN\r
+       PORTA|=0xFF;\r
+       PORTA&=~(1<<PINA2); //AIN1 \r
+#ifndef _CPULLUP_\r
+       PORTA&=~((1<<PINA4)|(1<<PINA5));\r
+       PORTA&=~((1<<PINA6)|(1<<PINA7));\r
+ #endif\r
+\r
+       GIMSK|=(1<<PCIE0);\r
+       PCMSK0=(1<<PCINT4)|(1<<PCINT5)\r
+               |(1<<PCINT6)|(1<<PCINT7);\r
+                       \r
+       \r
+       istat=PINB;\r
+#endif\r
+\r
+       EEARH=0;\r
+               \r
+       uint8_t addr;\r
+       \r
+       if (testSW()) {  //Jumper gesetzt ->Ruecksetzen\r
+               for(uint8_t i=0;i<16;i++) {\r
+                       while(EECR & (1<<EEPE));\r
+                       EECR = (0<<EEPM1)|(0<<EEPM0);\r
+                       EEARL = i;\r
+                       EEDR = 0;\r
+                       EECR |= (1<<EEMPE);\r
+                       EECR |= (1<<EEPE);\r
+               }       \r
+       }       \r
+       \r
+       \r
+       for(uint8_t i=0;i<16;i++) {\r
+               addr=i^0x0C;\r
+               while(EECR & (1<<EEPE));   \r
+               EEARL=i;\r
+               EECR |= (1<<EERE);\r
+               counters.c8[addr]=EEDR;\r
+       }\r
+       changefromeeprom=0;  //Daten neu eingelesen\r
+       for (uint8_t i=0;i<4;i++) {\r
+               if (counters.c32[i]==0xFFFFFFFF) {\r
+                       counters.c32[i]=0;\r
+                       changefromeeprom=1;  //Daten geaendert\r
+               }\r
+                       //counters.c32[i]=0;\r
+       }\r
+       \r
+\r
+               /*for(uint8_t i=0;i<16;i++) {\r
+                       while(EECR & (1<<EEPE));\r
+                       EECR = (1<<EEPM0);\r
+                       EEARL = i;\r
+                       EECR |= (1<<EEMPE);\r
+                       EECR |= (1<<EEPE);\r
+               }*/\r
+       \r
+   \r
+\r
+\r
+       DIDR0|=(1<<ADC2D)|(1<<ADC1D); // Disable Digital input on Analog AIN0/AIN1  (PINA1 / PINA2)\r
+       ACSR&=~(1<<ACD);\r
+       ACSR|=(1<<ACIE)|(1<<ACIS1)|(1<<ACIS0)|(1<<ACBG); //Enabble comperator interrupt Rising edge....(1<<ACIS0)\r
+\r
+       sei();\r
+       DDRB|=(1<<PINB1);\r
+       PORTB&=~(1<<PINB1);\r
+    while(1)   {\r
+               \r
+               MCUCR|=(1<<SE);\r
+               MCUCR&=~(1<<SM1); \r
+               asm("SLEEP");\r
+   }\r
+}
\ No newline at end of file
diff --git a/DS2423_Autosave/DS2423.cproj b/DS2423_Autosave/DS2423.cproj
new file mode 100644 (file)
index 0000000..be31af6
--- /dev/null
@@ -0,0 +1,147 @@
+<?xml version="1.0" encoding="utf-8"?>\r
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">\r
+  <PropertyGroup>\r
+    <SchemaVersion>2.0</SchemaVersion>\r
+    <ProjectVersion>7.0</ProjectVersion>\r
+    <ToolchainName>com.Atmel.AVRGCC8.C</ToolchainName>\r
+    <ProjectGuid>{26106a5a-6618-4774-943f-65c46ddb610b}</ProjectGuid>\r
+    <avrdevice>ATtiny84A</avrdevice>\r
+    <avrdeviceseries>none</avrdeviceseries>\r
+    <OutputType>Executable</OutputType>\r
+    <Language>C</Language>\r
+    <OutputFileName>$(MSBuildProjectName)</OutputFileName>\r
+    <OutputFileExtension>.elf</OutputFileExtension>\r
+    <OutputDirectory>$(MSBuildProjectDirectory)\$(Configuration)</OutputDirectory>\r
+    <AssemblyName>DS2423</AssemblyName>\r
+    <Name>DS2423</Name>\r
+    <RootNamespace>DS2423</RootNamespace>\r
+    <ToolchainFlavour>Native</ToolchainFlavour>\r
+    <KeepTimersRunning>true</KeepTimersRunning>\r
+    <OverrideVtor>false</OverrideVtor>\r
+    <CacheFlash>true</CacheFlash>\r
+    <ProgFlashFromRam>true</ProgFlashFromRam>\r
+    <RamSnippetAddress>0x20000000</RamSnippetAddress>\r
+    <UncachedRange />\r
+    <preserveEEPROM>true</preserveEEPROM>\r
+    <OverrideVtorValue>exception_table</OverrideVtorValue>\r
+    <BootSegment>2</BootSegment>\r
+    <eraseonlaunchrule>1</eraseonlaunchrule>\r
+    <AsfFrameworkConfig>\r
+      <framework-data>\r
+        <options />\r
+        <configurations />\r
+        <files />\r
+        <documentation help="" />\r
+        <offline-documentation help="" />\r
+        <dependencies>\r
+          <content-extension eid="atmel.asf" uuidref="Atmel.ASF" version="3.28.1" />\r
+        </dependencies>\r
+      </framework-data>\r
+    </AsfFrameworkConfig>\r
+    <avrtool>com.atmel.avrdbg.tool.atmelice</avrtool>\r
+    <com_atmel_avrdbg_tool_atmelice>\r
+      <ToolOptions>\r
+        <InterfaceProperties>\r
+        </InterfaceProperties>\r
+        <InterfaceName>debugWIRE</InterfaceName>\r
+      </ToolOptions>\r
+      <ToolType>com.atmel.avrdbg.tool.atmelice</ToolType>\r
+      <ToolNumber>J41800000789</ToolNumber>\r
+      <ToolName>Atmel-ICE</ToolName>\r
+    </com_atmel_avrdbg_tool_atmelice>\r
+    <avrtoolinterface>debugWIRE</avrtoolinterface>\r
+    <ExternalProgrammingToolCommand />\r
+    <avrtoolserialnumber>J41800000789</avrtoolserialnumber>\r
+    <avrdeviceexpectedsignature>0x1E930C</avrdeviceexpectedsignature>\r
+  </PropertyGroup>\r
+  <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">\r
+    <ToolchainSettings>\r
+      <AvrGcc>\r
+        <avrgcc.common.Device>-mmcu=attiny84a -B "%24(PackRepoDir)\atmel\ATtiny_DFP\1.0.79\gcc\dev\attiny84a"</avrgcc.common.Device>\r
+        <avrgcc.common.outputfiles.hex>True</avrgcc.common.outputfiles.hex>\r
+        <avrgcc.common.outputfiles.lss>True</avrgcc.common.outputfiles.lss>\r
+        <avrgcc.common.outputfiles.eep>True</avrgcc.common.outputfiles.eep>\r
+        <avrgcc.common.outputfiles.srec>True</avrgcc.common.outputfiles.srec>\r
+        <avrgcc.common.outputfiles.usersignatures>False</avrgcc.common.outputfiles.usersignatures>\r
+        <avrgcc.compiler.general.ChangeDefaultCharTypeUnsigned>True</avrgcc.compiler.general.ChangeDefaultCharTypeUnsigned>\r
+        <avrgcc.compiler.general.ChangeDefaultBitFieldUnsigned>True</avrgcc.compiler.general.ChangeDefaultBitFieldUnsigned>\r
+        <avrgcc.compiler.symbols.DefSymbols>\r
+          <ListValues>\r
+            <Value>DEBUG</Value>\r
+          </ListValues>\r
+        </avrgcc.compiler.symbols.DefSymbols>\r
+        <avrgcc.compiler.directories.IncludePaths>\r
+          <ListValues>\r
+            <Value>%24(PackRepoDir)\atmel\ATtiny_DFP\1.0.79\include</Value>\r
+          </ListValues>\r
+        </avrgcc.compiler.directories.IncludePaths>\r
+        <avrgcc.compiler.optimization.level>Optimize (-O1)</avrgcc.compiler.optimization.level>\r
+        <avrgcc.compiler.optimization.PackStructureMembers>True</avrgcc.compiler.optimization.PackStructureMembers>\r
+        <avrgcc.compiler.optimization.AllocateBytesNeededForEnum>True</avrgcc.compiler.optimization.AllocateBytesNeededForEnum>\r
+        <avrgcc.compiler.optimization.DebugLevel>Default (-g2)</avrgcc.compiler.optimization.DebugLevel>\r
+        <avrgcc.compiler.warnings.AllWarnings>True</avrgcc.compiler.warnings.AllWarnings>\r
+        <avrgcc.linker.libraries.Libraries>\r
+          <ListValues>\r
+            <Value>libm</Value>\r
+          </ListValues>\r
+        </avrgcc.linker.libraries.Libraries>\r
+        <avrgcc.assembler.general.IncludePaths>\r
+          <ListValues>\r
+            <Value>%24(PackRepoDir)\atmel\ATtiny_DFP\1.0.79\include</Value>\r
+          </ListValues>\r
+        </avrgcc.assembler.general.IncludePaths>\r
+        <avrgcc.assembler.debugging.DebugLevel>Default (-Wa,-g)</avrgcc.assembler.debugging.DebugLevel>\r
+      </AvrGcc>\r
+    </ToolchainSettings>\r
+  </PropertyGroup>\r
+  <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">\r
+    <ToolchainSettings>\r
+      <AvrGcc>\r
+        <avrgcc.common.Device>-mmcu=attiny84a -B "%24(PackRepoDir)\atmel\ATtiny_DFP\1.0.79\gcc\dev\attiny84a"</avrgcc.common.Device>\r
+        <avrgcc.common.outputfiles.hex>True</avrgcc.common.outputfiles.hex>\r
+        <avrgcc.common.outputfiles.lss>True</avrgcc.common.outputfiles.lss>\r
+        <avrgcc.common.outputfiles.eep>True</avrgcc.common.outputfiles.eep>\r
+        <avrgcc.common.outputfiles.srec>True</avrgcc.common.outputfiles.srec>\r
+        <avrgcc.common.outputfiles.usersignatures>False</avrgcc.common.outputfiles.usersignatures>\r
+        <avrgcc.compiler.general.ChangeDefaultCharTypeUnsigned>True</avrgcc.compiler.general.ChangeDefaultCharTypeUnsigned>\r
+        <avrgcc.compiler.general.ChangeDefaultBitFieldUnsigned>True</avrgcc.compiler.general.ChangeDefaultBitFieldUnsigned>\r
+        <avrgcc.compiler.symbols.DefSymbols>\r
+          <ListValues>\r
+            <Value>DEBUG</Value>\r
+          </ListValues>\r
+        </avrgcc.compiler.symbols.DefSymbols>\r
+        <avrgcc.compiler.directories.IncludePaths>\r
+          <ListValues>\r
+            <Value>%24(PackRepoDir)\atmel\ATtiny_DFP\1.0.79\include</Value>\r
+          </ListValues>\r
+        </avrgcc.compiler.directories.IncludePaths>\r
+        <avrgcc.compiler.optimization.level>Optimize (-O1)</avrgcc.compiler.optimization.level>\r
+        <avrgcc.compiler.optimization.PackStructureMembers>True</avrgcc.compiler.optimization.PackStructureMembers>\r
+        <avrgcc.compiler.optimization.AllocateBytesNeededForEnum>True</avrgcc.compiler.optimization.AllocateBytesNeededForEnum>\r
+        <avrgcc.compiler.optimization.DebugLevel>Default (-g2)</avrgcc.compiler.optimization.DebugLevel>\r
+        <avrgcc.compiler.warnings.AllWarnings>True</avrgcc.compiler.warnings.AllWarnings>\r
+        <avrgcc.linker.libraries.Libraries>\r
+          <ListValues>\r
+            <Value>libm</Value>\r
+          </ListValues>\r
+        </avrgcc.linker.libraries.Libraries>\r
+        <avrgcc.assembler.general.IncludePaths>\r
+          <ListValues>\r
+            <Value>%24(PackRepoDir)\atmel\ATtiny_DFP\1.0.79\include</Value>\r
+          </ListValues>\r
+        </avrgcc.assembler.general.IncludePaths>\r
+        <avrgcc.assembler.debugging.DebugLevel>Default (-Wa,-g)</avrgcc.assembler.debugging.DebugLevel>\r
+      </AvrGcc>\r
+    </ToolchainSettings>\r
+  </PropertyGroup>\r
+  <ItemGroup>\r
+    <Compile Include="..\common\OWDS2423.S">\r
+      <SubType>compile</SubType>\r
+      <Link>OWDS2423.S</Link>\r
+    </Compile>\r
+    <Compile Include="DS2423.c">\r
+      <SubType>compile</SubType>\r
+    </Compile>\r
+  </ItemGroup>\r
+  <Import Project="$(AVRSTUDIO_EXE_PATH)\\Vs\\Compiler.targets" />\r
+</Project>
\ No newline at end of file
diff --git a/DS2423_Autosave/Makefile b/DS2423_Autosave/Makefile
new file mode 100644 (file)
index 0000000..aeca415
--- /dev/null
@@ -0,0 +1,202 @@
+# Hey Emacs, this is a -*- makefile -*-
+
+# AVR-GCC Makefile template, derived from the WinAVR template (which
+# is public domain), believed to be neutral to any flavor of "make"
+# (GNU make, BSD make, SysV make)
+
+
+MCU = attiny84
+FORMAT = ihex
+TARGET =DS2423
+SRC = DS2423.c
+ASRC = ../common/OWDS2423.S
+
+# Name of this Makefile (used for "make depend").
+MAKEFILE = Makefile
+
+
+CFLAGS = -x c -funsigned-char -funsigned-bitfields -I. -O1 -ffunction-sections -fdata-sections -fpack-struct -fshort-enums -Wall   -std=gnu99 -MD -MP 
+
+#ASFLAGS = -Wa,-adhlns=$(<:.S=.lst),-gstabs 
+
+
+#Additional libraries.
+
+# Minimalistic printf version
+PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min
+
+# Floating point printf version (requires MATH_LIB = -lm below)
+PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt
+
+PRINTF_LIB = 
+
+# Minimalistic scanf version
+SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min
+
+# Floating point + %[ scanf version (requires MATH_LIB = -lm below)
+SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt
+
+SCANF_LIB = 
+
+MATH_LIB = -lm
+
+# External memory options
+
+# 64 KB of external RAM, starting after internal RAM (ATmega128!),
+# used for variables (.data/.bss) and heap (malloc()).
+#EXTMEMOPTS = -Wl,--section-start,.data=0x801100,--defsym=__heap_end=0x80ffff
+
+# 64 KB of external RAM, starting after internal RAM (ATmega128!),
+# only used for heap (malloc()).
+#EXTMEMOPTS = -Wl,--defsym=__heap_start=0x801100,--defsym=__heap_end=0x80ffff
+
+EXTMEMOPTS =
+
+#LDMAP = $(LDFLAGS) -Wl,-Map=$(TARGET).map,--cref
+#LDFLAGS = $(EXTMEMOPTS) $(LDMAP) $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
+LDFLAGS = -Wl,--start-group -Wl,-lm  -Wl,--end-group -Wl,--gc-sections -mmcu=$(MCU)
+
+# Programming support using avrdude. Settings and variables.
+
+#AVRDUDE_PROGRAMMER = stk500
+#AVRDUDE_PORT = /dev/term/a
+
+#AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
+#AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep
+
+
+# Uncomment the following if you want avrdude's erase cycle counter.
+# Note that this counter needs to be initialized first using -Yn,
+# see avrdude manual.
+#AVRDUDE_ERASE_COUNTER = -y
+
+# Uncomment the following if you do /not/ wish a verification to be
+# performed after programming the device.
+#AVRDUDE_NO_VERIFY = -V
+
+# Increase verbosity level.  Please use this when submitting bug
+# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude> 
+# to submit bug reports.
+#AVRDUDE_VERBOSE = -v -v
+
+#AVRDUDE_BASIC = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER)
+#AVRDUDE_FLAGS = $(AVRDUDE_BASIC) $(AVRDUDE_NO_VERIFY) $(AVRDUDE_VERBOSE) $(AVRDUDE_ERASE_COUNTER)
+
+
+CC = avr-gcc
+OBJCOPY = avr-objcopy
+OBJDUMP = avr-objdump
+SIZE = avr-size
+NM = avr-nm
+#AVRDUDE = avrdude
+REMOVE = rm -f
+MV = mv -f
+
+# Define all object files.
+OBJ = $(SRC:.c=.o) $(ASRC:.S=.o) 
+
+# Define all listing files.
+LST = $(ASRC:.S=.lst) $(SRC:.c=.lst)
+
+# Combine all necessary flags and optional flags.
+# Add target processor to flags.
+ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS)
+ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
+
+
+# Default target.
+all: build
+
+build: elf hex eep
+
+elf: $(TARGET).elf
+hex: $(TARGET).hex
+#eep: $(TARGET).eep
+lss: $(TARGET).lss 
+sym: $(TARGET).sym
+
+
+# Program the device.  
+program: $(TARGET).hex $(TARGET).eep
+       $(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
+
+
+
+
+# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
+COFFCONVERT=$(OBJCOPY) --debugging \
+--change-section-address .data-0x800000 \
+--change-section-address .bss-0x800000 \
+--change-section-address .noinit-0x800000 \
+--change-section-address .eeprom-0x810000 
+
+
+coff: $(TARGET).elf
+       $(COFFCONVERT) -O coff-avr $(TARGET).elf $(TARGET).cof
+
+
+extcoff: $(TARGET).elf
+       $(COFFCONVERT) -O coff-ext-avr $(TARGET).elf $(TARGET).cof
+
+
+.SUFFIXES: .elf .hex .eep .lss .sym
+
+.elf.hex:
+       $(OBJCOPY) -O $(FORMAT) $< $@
+#      $(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+
+.elf.eep:
+       -$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
+       --change-section-lma .eeprom=0 -O $(FORMAT) $< $@
+
+# Create extended listing file from ELF output file.
+.elf.lss:
+       $(OBJDUMP) -h -S $< > $@
+
+# Create a symbol table from ELF output file.
+.elf.sym:
+       $(NM) -n $< > $@
+
+
+
+# Link: create ELF output file from object files.
+$(TARGET).elf: $(OBJ)
+       $(CC)  $(OBJ) --output $@ $(LDFLAGS)
+
+
+# Compile: create object files from C source files.
+.c.o:
+       $(CC) -c $(ALL_CFLAGS) $< -o $@ 
+
+
+# Compile: create assembler files from C source files.
+.c.s:
+       $(CC) -S $(ALL_CFLAGS) $< -o $@
+
+
+# Assemble: create object files from assembler source files.
+.S.o:
+       $(CC) -c $(ALL_ASFLAGS) $< -o $@
+
+
+
+# Target: clean project.
+clean:
+       $(REMOVE) $(TARGET).hex $(TARGET).eep $(TARGET).cof $(TARGET).elf \
+       $(TARGET).map $(TARGET).sym $(TARGET).lss \
+       $(OBJ) $(LST) $(SRC:.c=.s) $(SRC:.c=.d)
+
+depend:
+       if grep '^# DO NOT DELETE' $(MAKEFILE) >/dev/null; \
+       then \
+               sed -e '/^# DO NOT DELETE/,$$d' $(MAKEFILE) > \
+                       $(MAKEFILE).$$$$ && \
+               $(MV) $(MAKEFILE).$$$$ $(MAKEFILE); \
+       fi
+       echo '# DO NOT DELETE THIS LINE -- make depend depends on it.' \
+               >> $(MAKEFILE); \
+       $(CC) -M -mmcu=$(MCU) $(CDEFS) $(CINCS) $(SRC) $(ASRC) >> $(MAKEFILE)
+
+.PHONY:        all build elf hex eep lss sym program coff extcoff clean depend
+
+