First commit from 26/11/2021.
This commit is contained in:
commit
f2c5b40d7d
5 changed files with 416 additions and 0 deletions
2
.gitignore
vendored
Normal file
2
.gitignore
vendored
Normal file
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||||||
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# Atmel
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||||||
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Debug/
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||||||
22
i2c_test_attiny85.atsln
Executable file
22
i2c_test_attiny85.atsln
Executable file
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@ -0,0 +1,22 @@
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||||||
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||||||
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Microsoft Visual Studio Solution File, Format Version 12.00
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||||||
|
# Atmel Studio Solution File, Format Version 11.00
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||||||
|
VisualStudioVersion = 14.0.23107.0
|
||||||
|
MinimumVisualStudioVersion = 10.0.40219.1
|
||||||
|
Project("{54F91283-7BC4-4236-8FF9-10F437C3AD48}") = "i2c_test_attiny85", "i2c_test_attiny85\i2c_test_attiny85.cproj", "{DCE6C7E3-EE26-4D79-826B-08594B9AD897}"
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||||||
|
EndProject
|
||||||
|
Global
|
||||||
|
GlobalSection(SolutionConfigurationPlatforms) = preSolution
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||||||
|
Debug|AVR = Debug|AVR
|
||||||
|
Release|AVR = Release|AVR
|
||||||
|
EndGlobalSection
|
||||||
|
GlobalSection(ProjectConfigurationPlatforms) = postSolution
|
||||||
|
{DCE6C7E3-EE26-4D79-826B-08594B9AD897}.Debug|AVR.ActiveCfg = Debug|AVR
|
||||||
|
{DCE6C7E3-EE26-4D79-826B-08594B9AD897}.Debug|AVR.Build.0 = Debug|AVR
|
||||||
|
{DCE6C7E3-EE26-4D79-826B-08594B9AD897}.Release|AVR.ActiveCfg = Release|AVR
|
||||||
|
{DCE6C7E3-EE26-4D79-826B-08594B9AD897}.Release|AVR.Build.0 = Release|AVR
|
||||||
|
EndGlobalSection
|
||||||
|
GlobalSection(SolutionProperties) = preSolution
|
||||||
|
HideSolutionNode = FALSE
|
||||||
|
EndGlobalSection
|
||||||
|
EndGlobal
|
||||||
86
i2c_test_attiny85/i2c_test_attiny85.componentinfo.xml
Executable file
86
i2c_test_attiny85/i2c_test_attiny85.componentinfo.xml
Executable file
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@ -0,0 +1,86 @@
|
||||||
|
<?xml version="1.0" encoding="utf-8"?>
|
||||||
|
<Store xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="AtmelPackComponentManagement">
|
||||||
|
<ProjectComponents>
|
||||||
|
<ProjectComponent z:Id="i1" xmlns:z="http://schemas.microsoft.com/2003/10/Serialization/">
|
||||||
|
<CApiVersion></CApiVersion>
|
||||||
|
<CBundle></CBundle>
|
||||||
|
<CClass>Device</CClass>
|
||||||
|
<CGroup>Startup</CGroup>
|
||||||
|
<CSub></CSub>
|
||||||
|
<CVariant></CVariant>
|
||||||
|
<CVendor>Atmel</CVendor>
|
||||||
|
<CVersion>1.2.0</CVersion>
|
||||||
|
<DefaultRepoPath>C:/Program Files (x86)\Atmel\Studio\7.0\Packs</DefaultRepoPath>
|
||||||
|
<DependentComponents xmlns:d4p1="http://schemas.microsoft.com/2003/10/Serialization/Arrays" />
|
||||||
|
<Description></Description>
|
||||||
|
<Files xmlns:d4p1="http://schemas.microsoft.com/2003/10/Serialization/Arrays">
|
||||||
|
<d4p1:anyType i:type="FileInfo">
|
||||||
|
<AbsolutePath>C:/Program Files (x86)\Atmel\Studio\7.0\Packs\atmel\ATtiny_DFP\1.2.118\include</AbsolutePath>
|
||||||
|
<Attribute></Attribute>
|
||||||
|
<Category>include</Category>
|
||||||
|
<Condition>C</Condition>
|
||||||
|
<FileContentHash i:nil="true" />
|
||||||
|
<FileVersion></FileVersion>
|
||||||
|
<Name>include</Name>
|
||||||
|
<SelectString></SelectString>
|
||||||
|
<SourcePath></SourcePath>
|
||||||
|
</d4p1:anyType>
|
||||||
|
<d4p1:anyType i:type="FileInfo">
|
||||||
|
<AbsolutePath>C:/Program Files (x86)\Atmel\Studio\7.0\Packs\atmel\ATtiny_DFP\1.2.118\include\avr\iotn85.h</AbsolutePath>
|
||||||
|
<Attribute></Attribute>
|
||||||
|
<Category>header</Category>
|
||||||
|
<Condition>C</Condition>
|
||||||
|
<FileContentHash>RcYmivGpgsCGGCzeWAIjcA==</FileContentHash>
|
||||||
|
<FileVersion></FileVersion>
|
||||||
|
<Name>include/avr/iotn85.h</Name>
|
||||||
|
<SelectString></SelectString>
|
||||||
|
<SourcePath></SourcePath>
|
||||||
|
</d4p1:anyType>
|
||||||
|
<d4p1:anyType i:type="FileInfo">
|
||||||
|
<AbsolutePath>C:/Program Files (x86)\Atmel\Studio\7.0\Packs\atmel\ATtiny_DFP\1.2.118\templates\main.c</AbsolutePath>
|
||||||
|
<Attribute>template</Attribute>
|
||||||
|
<Category>source</Category>
|
||||||
|
<Condition>C Exe</Condition>
|
||||||
|
<FileContentHash>T6Fj/fIqJcOx0GrpJU4zHA==</FileContentHash>
|
||||||
|
<FileVersion></FileVersion>
|
||||||
|
<Name>templates/main.c</Name>
|
||||||
|
<SelectString>Main file (.c)</SelectString>
|
||||||
|
<SourcePath></SourcePath>
|
||||||
|
</d4p1:anyType>
|
||||||
|
<d4p1:anyType i:type="FileInfo">
|
||||||
|
<AbsolutePath>C:/Program Files (x86)\Atmel\Studio\7.0\Packs\atmel\ATtiny_DFP\1.2.118\templates\main.cpp</AbsolutePath>
|
||||||
|
<Attribute>template</Attribute>
|
||||||
|
<Category>source</Category>
|
||||||
|
<Condition>C Exe</Condition>
|
||||||
|
<FileContentHash>YXFphlh0CtZJU+ebktABgQ==</FileContentHash>
|
||||||
|
<FileVersion></FileVersion>
|
||||||
|
<Name>templates/main.cpp</Name>
|
||||||
|
<SelectString>Main file (.cpp)</SelectString>
|
||||||
|
<SourcePath></SourcePath>
|
||||||
|
</d4p1:anyType>
|
||||||
|
<d4p1:anyType i:type="FileInfo">
|
||||||
|
<AbsolutePath>C:/Program Files (x86)\Atmel\Studio\7.0\Packs\atmel\ATtiny_DFP\1.2.118\gcc\dev\attiny85</AbsolutePath>
|
||||||
|
<Attribute></Attribute>
|
||||||
|
<Category>libraryPrefix</Category>
|
||||||
|
<Condition>GCC</Condition>
|
||||||
|
<FileContentHash i:nil="true" />
|
||||||
|
<FileVersion></FileVersion>
|
||||||
|
<Name>gcc/dev/attiny85</Name>
|
||||||
|
<SelectString></SelectString>
|
||||||
|
<SourcePath></SourcePath>
|
||||||
|
</d4p1:anyType>
|
||||||
|
</Files>
|
||||||
|
<PackName>ATtiny_DFP</PackName>
|
||||||
|
<PackPath>C:/Program Files (x86)/Atmel/Studio/7.0/Packs/atmel/ATtiny_DFP/1.2.118/Atmel.ATtiny_DFP.pdsc</PackPath>
|
||||||
|
<PackVersion>1.2.118</PackVersion>
|
||||||
|
<PresentInProject>true</PresentInProject>
|
||||||
|
<ReferenceConditionId>ATtiny85</ReferenceConditionId>
|
||||||
|
<RteComponents xmlns:d4p1="http://schemas.microsoft.com/2003/10/Serialization/Arrays">
|
||||||
|
<d4p1:string></d4p1:string>
|
||||||
|
</RteComponents>
|
||||||
|
<Status>Resolved</Status>
|
||||||
|
<VersionMode>Fixed</VersionMode>
|
||||||
|
<IsComponentInAtProject>true</IsComponentInAtProject>
|
||||||
|
</ProjectComponent>
|
||||||
|
</ProjectComponents>
|
||||||
|
</Store>
|
||||||
143
i2c_test_attiny85/i2c_test_attiny85.cproj
Executable file
143
i2c_test_attiny85/i2c_test_attiny85.cproj
Executable file
|
|
@ -0,0 +1,143 @@
|
||||||
|
<?xml version="1.0" encoding="utf-8"?>
|
||||||
|
<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="14.0">
|
||||||
|
<PropertyGroup>
|
||||||
|
<SchemaVersion>2.0</SchemaVersion>
|
||||||
|
<ProjectVersion>7.0</ProjectVersion>
|
||||||
|
<ToolchainName>com.Atmel.AVRGCC8.C</ToolchainName>
|
||||||
|
<ProjectGuid>dce6c7e3-ee26-4d79-826b-08594b9ad897</ProjectGuid>
|
||||||
|
<avrdevice>ATtiny85</avrdevice>
|
||||||
|
<avrdeviceseries>none</avrdeviceseries>
|
||||||
|
<OutputType>Executable</OutputType>
|
||||||
|
<Language>C</Language>
|
||||||
|
<OutputFileName>$(MSBuildProjectName)</OutputFileName>
|
||||||
|
<OutputFileExtension>.elf</OutputFileExtension>
|
||||||
|
<OutputDirectory>$(MSBuildProjectDirectory)\$(Configuration)</OutputDirectory>
|
||||||
|
<AssemblyName>i2c_test_attiny85</AssemblyName>
|
||||||
|
<Name>i2c_test_attiny85</Name>
|
||||||
|
<RootNamespace>i2c_test_attiny85</RootNamespace>
|
||||||
|
<ToolchainFlavour>Native</ToolchainFlavour>
|
||||||
|
<KeepTimersRunning>true</KeepTimersRunning>
|
||||||
|
<OverrideVtor>false</OverrideVtor>
|
||||||
|
<CacheFlash>true</CacheFlash>
|
||||||
|
<ProgFlashFromRam>true</ProgFlashFromRam>
|
||||||
|
<RamSnippetAddress>0x20000000</RamSnippetAddress>
|
||||||
|
<UncachedRange />
|
||||||
|
<preserveEEPROM>true</preserveEEPROM>
|
||||||
|
<OverrideVtorValue>exception_table</OverrideVtorValue>
|
||||||
|
<BootSegment>2</BootSegment>
|
||||||
|
<eraseonlaunchrule>0</eraseonlaunchrule>
|
||||||
|
<AsfFrameworkConfig>
|
||||||
|
<framework-data xmlns="">
|
||||||
|
<options />
|
||||||
|
<configurations />
|
||||||
|
<files />
|
||||||
|
<documentation help="" />
|
||||||
|
<offline-documentation help="" />
|
||||||
|
<dependencies>
|
||||||
|
<content-extension eid="atmel.asf" uuidref="Atmel.ASF" version="3.34.1" />
|
||||||
|
</dependencies>
|
||||||
|
</framework-data>
|
||||||
|
</AsfFrameworkConfig>
|
||||||
|
<avrtool>com.atmel.avrdbg.tool.stk500</avrtool>
|
||||||
|
<avrtoolserialnumber />
|
||||||
|
<avrdeviceexpectedsignature>0x1E930B</avrdeviceexpectedsignature>
|
||||||
|
<com_atmel_avrdbg_tool_stk500>
|
||||||
|
<ToolOptions>
|
||||||
|
<InterfaceProperties>
|
||||||
|
<IspClock>125000</IspClock>
|
||||||
|
</InterfaceProperties>
|
||||||
|
<InterfaceName>ISP</InterfaceName>
|
||||||
|
</ToolOptions>
|
||||||
|
<ToolType>com.atmel.avrdbg.tool.stk500</ToolType>
|
||||||
|
<ToolNumber>
|
||||||
|
</ToolNumber>
|
||||||
|
<ToolName>STK500</ToolName>
|
||||||
|
</com_atmel_avrdbg_tool_stk500>
|
||||||
|
<avrtoolinterface>ISP</avrtoolinterface>
|
||||||
|
<avrtoolinterfaceclock>125000</avrtoolinterfaceclock>
|
||||||
|
</PropertyGroup>
|
||||||
|
<PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
|
||||||
|
<ToolchainSettings>
|
||||||
|
<AvrGcc>
|
||||||
|
<avrgcc.common.Device>-mmcu=attiny85 -B "%24(PackRepoDir)\atmel\ATtiny_DFP\1.2.118\gcc\dev\attiny85"</avrgcc.common.Device>
|
||||||
|
<avrgcc.common.outputfiles.hex>True</avrgcc.common.outputfiles.hex>
|
||||||
|
<avrgcc.common.outputfiles.lss>True</avrgcc.common.outputfiles.lss>
|
||||||
|
<avrgcc.common.outputfiles.eep>True</avrgcc.common.outputfiles.eep>
|
||||||
|
<avrgcc.common.outputfiles.srec>True</avrgcc.common.outputfiles.srec>
|
||||||
|
<avrgcc.common.outputfiles.usersignatures>False</avrgcc.common.outputfiles.usersignatures>
|
||||||
|
<avrgcc.compiler.general.ChangeDefaultCharTypeUnsigned>True</avrgcc.compiler.general.ChangeDefaultCharTypeUnsigned>
|
||||||
|
<avrgcc.compiler.general.ChangeDefaultBitFieldUnsigned>True</avrgcc.compiler.general.ChangeDefaultBitFieldUnsigned>
|
||||||
|
<avrgcc.compiler.symbols.DefSymbols>
|
||||||
|
<ListValues>
|
||||||
|
<Value>NDEBUG</Value>
|
||||||
|
</ListValues>
|
||||||
|
</avrgcc.compiler.symbols.DefSymbols>
|
||||||
|
<avrgcc.compiler.directories.IncludePaths>
|
||||||
|
<ListValues>
|
||||||
|
<Value>%24(PackRepoDir)\atmel\ATtiny_DFP\1.2.118\include</Value>
|
||||||
|
</ListValues>
|
||||||
|
</avrgcc.compiler.directories.IncludePaths>
|
||||||
|
<avrgcc.compiler.optimization.level>Optimize for size (-Os)</avrgcc.compiler.optimization.level>
|
||||||
|
<avrgcc.compiler.optimization.PackStructureMembers>True</avrgcc.compiler.optimization.PackStructureMembers>
|
||||||
|
<avrgcc.compiler.optimization.AllocateBytesNeededForEnum>True</avrgcc.compiler.optimization.AllocateBytesNeededForEnum>
|
||||||
|
<avrgcc.compiler.warnings.AllWarnings>True</avrgcc.compiler.warnings.AllWarnings>
|
||||||
|
<avrgcc.linker.libraries.Libraries>
|
||||||
|
<ListValues>
|
||||||
|
<Value>libm</Value>
|
||||||
|
</ListValues>
|
||||||
|
</avrgcc.linker.libraries.Libraries>
|
||||||
|
<avrgcc.assembler.general.IncludePaths>
|
||||||
|
<ListValues>
|
||||||
|
<Value>%24(PackRepoDir)\atmel\ATtiny_DFP\1.2.118\include</Value>
|
||||||
|
</ListValues>
|
||||||
|
</avrgcc.assembler.general.IncludePaths>
|
||||||
|
</AvrGcc>
|
||||||
|
</ToolchainSettings>
|
||||||
|
</PropertyGroup>
|
||||||
|
<PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
|
||||||
|
<ToolchainSettings>
|
||||||
|
<AvrGcc>
|
||||||
|
<avrgcc.common.Device>-mmcu=attiny85 -B "%24(PackRepoDir)\atmel\ATtiny_DFP\1.2.118\gcc\dev\attiny85"</avrgcc.common.Device>
|
||||||
|
<avrgcc.common.outputfiles.hex>True</avrgcc.common.outputfiles.hex>
|
||||||
|
<avrgcc.common.outputfiles.lss>True</avrgcc.common.outputfiles.lss>
|
||||||
|
<avrgcc.common.outputfiles.eep>True</avrgcc.common.outputfiles.eep>
|
||||||
|
<avrgcc.common.outputfiles.srec>True</avrgcc.common.outputfiles.srec>
|
||||||
|
<avrgcc.common.outputfiles.usersignatures>False</avrgcc.common.outputfiles.usersignatures>
|
||||||
|
<avrgcc.compiler.general.ChangeDefaultCharTypeUnsigned>True</avrgcc.compiler.general.ChangeDefaultCharTypeUnsigned>
|
||||||
|
<avrgcc.compiler.general.ChangeDefaultBitFieldUnsigned>True</avrgcc.compiler.general.ChangeDefaultBitFieldUnsigned>
|
||||||
|
<avrgcc.compiler.symbols.DefSymbols>
|
||||||
|
<ListValues>
|
||||||
|
<Value>DEBUG</Value>
|
||||||
|
</ListValues>
|
||||||
|
</avrgcc.compiler.symbols.DefSymbols>
|
||||||
|
<avrgcc.compiler.directories.IncludePaths>
|
||||||
|
<ListValues>
|
||||||
|
<Value>%24(PackRepoDir)\atmel\ATtiny_DFP\1.2.118\include</Value>
|
||||||
|
</ListValues>
|
||||||
|
</avrgcc.compiler.directories.IncludePaths>
|
||||||
|
<avrgcc.compiler.optimization.level>Optimize (-O1)</avrgcc.compiler.optimization.level>
|
||||||
|
<avrgcc.compiler.optimization.PackStructureMembers>True</avrgcc.compiler.optimization.PackStructureMembers>
|
||||||
|
<avrgcc.compiler.optimization.AllocateBytesNeededForEnum>True</avrgcc.compiler.optimization.AllocateBytesNeededForEnum>
|
||||||
|
<avrgcc.compiler.optimization.DebugLevel>Default (-g2)</avrgcc.compiler.optimization.DebugLevel>
|
||||||
|
<avrgcc.compiler.warnings.AllWarnings>True</avrgcc.compiler.warnings.AllWarnings>
|
||||||
|
<avrgcc.linker.libraries.Libraries>
|
||||||
|
<ListValues>
|
||||||
|
<Value>libm</Value>
|
||||||
|
</ListValues>
|
||||||
|
</avrgcc.linker.libraries.Libraries>
|
||||||
|
<avrgcc.assembler.general.IncludePaths>
|
||||||
|
<ListValues>
|
||||||
|
<Value>%24(PackRepoDir)\atmel\ATtiny_DFP\1.2.118\include</Value>
|
||||||
|
</ListValues>
|
||||||
|
</avrgcc.assembler.general.IncludePaths>
|
||||||
|
<avrgcc.assembler.debugging.DebugLevel>Default (-Wa,-g)</avrgcc.assembler.debugging.DebugLevel>
|
||||||
|
</AvrGcc>
|
||||||
|
</ToolchainSettings>
|
||||||
|
</PropertyGroup>
|
||||||
|
<ItemGroup>
|
||||||
|
<Compile Include="main.c">
|
||||||
|
<SubType>compile</SubType>
|
||||||
|
</Compile>
|
||||||
|
</ItemGroup>
|
||||||
|
<Import Project="$(AVRSTUDIO_EXE_PATH)\\Vs\\Compiler.targets" />
|
||||||
|
</Project>
|
||||||
163
i2c_test_attiny85/main.c
Executable file
163
i2c_test_attiny85/main.c
Executable file
|
|
@ -0,0 +1,163 @@
|
||||||
|
/*
|
||||||
|
* i2c_test_attiny85.c
|
||||||
|
*
|
||||||
|
* Created: 12/11/2021 15:26:38
|
||||||
|
* Author : 40008304
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <avr/io.h>
|
||||||
|
#define F_CPU 1000000
|
||||||
|
#include <util/delay.h>
|
||||||
|
|
||||||
|
#define FRONT 0x51
|
||||||
|
#define RIGHT 0x52
|
||||||
|
#define LEFT 0x53
|
||||||
|
#define NOTHING 0x54
|
||||||
|
#define ERROR 0xF0
|
||||||
|
#define VOLTMIN 1
|
||||||
|
|
||||||
|
void led1_init(void);
|
||||||
|
void led2_init(void);
|
||||||
|
void led1_stop(void);
|
||||||
|
void led2_stop(void);
|
||||||
|
void ADC_init(void);
|
||||||
|
char ADC_read_value(void);
|
||||||
|
float ADC_averaging(void);
|
||||||
|
float measureLed1(void);
|
||||||
|
float measureLed2(void);
|
||||||
|
char compareLed(void);
|
||||||
|
|
||||||
|
int main(void)
|
||||||
|
{
|
||||||
|
DDRB |= (1<<PB0);
|
||||||
|
DDRB |= (1<<PB2);
|
||||||
|
led2_init();
|
||||||
|
led1_init();
|
||||||
|
ADC_init();
|
||||||
|
char sendingData;
|
||||||
|
while (1)
|
||||||
|
{
|
||||||
|
sendingData = compareLed();
|
||||||
|
switch(sendingData)
|
||||||
|
{
|
||||||
|
case NOTHING:
|
||||||
|
PORTB |= (1<<PINB0); //les deux sont eteintes
|
||||||
|
PORTB |= (1<<PINB2);
|
||||||
|
break;
|
||||||
|
case FRONT:
|
||||||
|
PORTB &= ~(1<<PINB0); //les deux sont allumees
|
||||||
|
PORTB &= ~(1<<PINB2);
|
||||||
|
break;
|
||||||
|
case RIGHT:
|
||||||
|
PORTB &= ~(1<<PINB0); //a droite allumee (led0)
|
||||||
|
PORTB |= (1<<PINB2);
|
||||||
|
break;
|
||||||
|
case LEFT:
|
||||||
|
PORTB |= (1<<PINB0); //a gauche allumee (led1)
|
||||||
|
PORTB &= ~(1<<PINB2);
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
break;
|
||||||
|
};
|
||||||
|
};
|
||||||
|
}
|
||||||
|
|
||||||
|
void led1_init(void)
|
||||||
|
{
|
||||||
|
DDRB |= (1<<PB1);
|
||||||
|
TCCR1|=(1<<CTC1)|(1<<COM1A0); //on active le mode CTC en comparant OCR1C, COM1A1 <20> 1 pour desactiver /OC1A
|
||||||
|
OCR1C=16; //d'apres retroingenieurie OCR1C=16
|
||||||
|
TCCR1|=(1<<CS10); //on active la clock avec CS10 = 1, pas de prediv (plus precis pour haute freq)
|
||||||
|
}
|
||||||
|
|
||||||
|
void led2_init(void)
|
||||||
|
{
|
||||||
|
DDRB |= (1<<PB4);
|
||||||
|
GTCCR|=(1<<COM1B0); //COM1B0 a 1 pour desactiver /OC1A
|
||||||
|
OCR1B=16; //d'apres retroingenieurie OCR1B=16
|
||||||
|
TCCR1|=(1<<CS10); //on active la clock avec CS10 = 1, pas de prediv (plus precis pour haute freq)
|
||||||
|
}
|
||||||
|
|
||||||
|
void led1_stop(void)
|
||||||
|
{
|
||||||
|
TCCR1 &= ~(1<<COM1A0);
|
||||||
|
}
|
||||||
|
|
||||||
|
void led2_stop(void)
|
||||||
|
{
|
||||||
|
GTCCR &= ~(1<<COM1B0);
|
||||||
|
}
|
||||||
|
|
||||||
|
void ADC_init(void)
|
||||||
|
{
|
||||||
|
DDRB &=~(1<<PB3); //Pin B3 en entree
|
||||||
|
ADMUX |= (1<<MUX1)|(1<<MUX0)|(1<<ADLAR); //MUX = 0010 donc sortie PB4 et ADLAR a 1 pour avoir les bits de poids fort en premier
|
||||||
|
ADCSRA |= (1<<ADEN)|(1<<ADPS2); //On divise 1Mhz par 16 (62.5 KHz) < 200 KHz, ADEN conversion autorisee
|
||||||
|
};
|
||||||
|
|
||||||
|
char ADC_read_value(void)
|
||||||
|
{
|
||||||
|
ADCSRA|=(1<<ADSC);
|
||||||
|
while(ADCSRA & (1<<ADSC));
|
||||||
|
return ADCH;
|
||||||
|
};
|
||||||
|
|
||||||
|
float ADC_averaging(void)
|
||||||
|
{
|
||||||
|
float valeur_finale=0;
|
||||||
|
char precision;
|
||||||
|
for(precision = 75; precision > 0 ; precision --)
|
||||||
|
{
|
||||||
|
valeur_finale = valeur_finale +(((ADC_read_value() * 0.01961) - valeur_finale) / 15);
|
||||||
|
}
|
||||||
|
return valeur_finale;
|
||||||
|
};
|
||||||
|
|
||||||
|
float measureLed1(void)
|
||||||
|
{
|
||||||
|
float adcLed;
|
||||||
|
led2_stop();
|
||||||
|
led1_init();
|
||||||
|
_delay_ms(250);
|
||||||
|
adcLed=ADC_averaging();
|
||||||
|
_delay_ms(250);
|
||||||
|
return adcLed;
|
||||||
|
};
|
||||||
|
|
||||||
|
float measureLed2(void)
|
||||||
|
{
|
||||||
|
float adcLed;
|
||||||
|
led1_stop();
|
||||||
|
led2_init();
|
||||||
|
_delay_ms(250);
|
||||||
|
adcLed=ADC_averaging();
|
||||||
|
_delay_ms(250);
|
||||||
|
return adcLed;
|
||||||
|
};
|
||||||
|
|
||||||
|
char compareLed(void)
|
||||||
|
{
|
||||||
|
float adcLed1 = measureLed1();
|
||||||
|
float adcLed2 = measureLed2();
|
||||||
|
float adcCompare = adcLed1 - adcLed2;
|
||||||
|
if (adcCompare < -VOLTMIN) // adcLed2 > adcLed1
|
||||||
|
{
|
||||||
|
return LEFT;
|
||||||
|
}
|
||||||
|
else if (adcCompare > VOLTMIN)
|
||||||
|
{
|
||||||
|
return RIGHT;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
if((adcLed1 > VOLTMIN) && (adcLed2 > VOLTMIN))
|
||||||
|
{
|
||||||
|
return FRONT;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
return NOTHING;
|
||||||
|
};
|
||||||
|
};
|
||||||
|
};
|
||||||
|
|
||||||
Loading…
Add table
Reference in a new issue