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compare: avr:390c105da8b963bc666d42645f576c9c1414383c
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avr:master avr:example

1 Commits
example ... 390c105da8

Author SHA1 Message Date
BlackMark
390c105da8 Added license file and updated clangformat and gitattributes 2020-02-21 16:46:06 +01:00
9 changed files with 236 additions and 260 deletions
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6
.gitmodules vendored
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@@ -1,6 +0,0 @@
[submodule "spi/spi"]
path = spi/spi
url = git@git.blackmark.me:avr/spi.git
[submodule "spi/io"]
path = spi/io
url = git@git.blackmark.me:avr/io.git

22
spi.atsln
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@@ -1,22 +0,0 @@
Microsoft Visual Studio Solution File, Format Version 12.00
# Atmel Studio Solution File, Format Version 11.00
VisualStudioVersion = 14.0.23107.0
MinimumVisualStudioVersion = 10.0.40219.1
Project("{E66E83B9-2572-4076-B26E-6BE79FF3018A}") = "spi", "spi\spi.cppproj", "{DCE6C7E3-EE26-4D79-826B-08594B9AD897}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
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

172
spi.cpp Normal file
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#include "spi.h"
//////////////////////////////////////////////////////////////////////////
InOutPin SPI::sm_cSCK;
InOutPin SPI::sm_cMISO;
InOutPin SPI::sm_cMOSI;
InOutPin SPI::sm_cSS;
//////////////////////////////////////////////////////////////////////////
void SPI::setCPOL( bool bCPOL )
{
if( bCPOL )
{
SPCR |= ( 1 << CPOL );
}
else
{
SPCR &= ~( 1 << CPOL );
}
}
//////////////////////////////////////////////////////////////////////////
void SPI::setCPHA( bool bCPHA )
{
if( bCPHA )
{
SPCR |= ( 1 << CPHA );
}
else
{
SPCR &= ~( 1 << CPHA );
}
}
//////////////////////////////////////////////////////////////////////////
void SPI::init( ClockDiv enmClockDiv /* = ClockDiv::CLKDIV_128 */, Mode enmMode /* = Mode::MODE_0 */, bool bMaster /* = true */, bool bLSBFirst /* = false */, bool bMISOPullup /* = false */ )
{
sm_cSCK.setPin( sm_enmSCK );
sm_cMISO.setPin( sm_enmMISO );
sm_cMOSI.setPin( sm_enmMOSI );
sm_cSS.setPin( sm_enmSS );
if( bMaster )
{
sm_cSS.write( true );
sm_cSCK.setDirection( InOut::Dir::D_OUT, false );
sm_cMISO.setDirection( InOut::Dir::D_IN, bMISOPullup );
sm_cMOSI.setDirection( InOut::Dir::D_OUT, false );
sm_cSS.setDirection( InOut::Dir::D_OUT, false );
}
else
{
sm_cSCK.setDirection( InOut::Dir::D_IN, false );
sm_cMISO.setDirection( InOut::Dir::D_OUT, false );
sm_cMOSI.setDirection( InOut::Dir::D_IN, false );
sm_cSS.setDirection( InOut::Dir::D_IN, true );
}
setClockDiv( enmClockDiv );
setMode( enmMode );
setMaster( bMaster );
setBitOrder( bLSBFirst );
SPCR |= ( 1 << SPE );
}
//////////////////////////////////////////////////////////////////////////
void SPI::deinit()
{
SPCR = 0;
sm_cSCK.setDirection( InOut::Dir::D_IN, false );
sm_cMISO.setDirection( InOut::Dir::D_IN, false );
sm_cMOSI.setDirection( InOut::Dir::D_IN, false );
sm_cSS.setDirection( InOut::Dir::D_IN, false );
}
//////////////////////////////////////////////////////////////////////////
void SPI::setClockDiv( ClockDiv enmClockDiv )
{
uint8_t ui8ClockDiv = static_cast<uint8_t>( enmClockDiv );
if( ui8ClockDiv & 1 )
{
SPCR |= ( 1 << SPR0 );
}
else
{
SPCR &= ~( 1 << SPR0 );
}
if( ui8ClockDiv & ( 1 << 1 ) )
{
SPCR |= ( 1 << SPR1 );
}
else
{
SPCR &= ~( 1 << SPR1 );
}
if( ui8ClockDiv & ( 1 << 2 ) )
{
SPSR |= ( 1 << SPI2X );
}
else
{
SPSR &= ~( 1 << SPI2X );
}
}
//////////////////////////////////////////////////////////////////////////
void SPI::setMode( Mode enmMode )
{
if( enmMode == Mode::MODE_0 || enmMode == Mode::MODE_1 )
{
setCPOL( false );
}
else
{
setCPOL( true );
}
if( enmMode == Mode::MODE_0 || enmMode == Mode::MODE_2 )
{
setCPHA( false );
}
else
{
setCPHA( true );
}
}
//////////////////////////////////////////////////////////////////////////
void SPI::setMaster( bool bMaster )
{
if( bMaster )
{
SPCR |= ( 1 << MSTR );
}
else
{
SPCR &= ~( 1 << MSTR );
}
}
//////////////////////////////////////////////////////////////////////////
void SPI::setBitOrder( bool bLSBFirst )
{
if( bLSBFirst )
{
SPCR |= ( 1 << DORD );
}
else
{
SPCR &= ~( 1 << DORD );
}
}
//////////////////////////////////////////////////////////////////////////
uint8_t SPI::transfer( uint8_t ui8Data )
{
SPDR = ui8Data;
while( !( SPSR & ( 1 << SPIF ) ) );
return SPDR;
}
//////////////////////////////////////////////////////////////////////////
void SPI::select( bool bSelect )
{
sm_cSS.write( !bSelect );
}

64
spi.h Normal file
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/*
* Copyright (c) by BlackMark 2016-2017
* Date 17/09/2017
* Version 1.4
*/
#ifndef SPI_H
#define SPI_H
#include <avr/io.h>
#include "../inout/inout.h"
class SPI
{
public:
enum class ClockDiv
{
CLKDIV_4 = 0,
CLKDIV_16 = 1,
CLKDIV_64 = 2,
CLKDIV_128 = 3,
CLKDIV_2X_2 = 4,
CLKDIV_2X_8 = 5,
CLKDIV_2X_32 = 6,
CLKDIV_2X_64 = 7
};
enum class Mode
{
MODE_0 = 0,
MODE_1 = 1,
MODE_2 = 2,
MODE_3 = 3
};
private:
static void setCPOL( bool bCPOL );
static void setCPHA( bool bCPHA );
static constexpr InOut::Pin sm_enmSCK = InOut::Pin::P_B5;
static constexpr InOut::Pin sm_enmMISO = InOut::Pin::P_B4;
static constexpr InOut::Pin sm_enmMOSI = InOut::Pin::P_B3;
static constexpr InOut::Pin sm_enmSS = InOut::Pin::P_B2;
static InOutPin sm_cSCK;
static InOutPin sm_cMISO;
static InOutPin sm_cMOSI;
static InOutPin sm_cSS;
public:
static void init( ClockDiv enmClockDiv = ClockDiv::CLKDIV_128, Mode enmMode = Mode::MODE_0, bool bMaster = true, bool bLSBFirst = false, bool bMISOPullup = false );
static void deinit();
static void setClockDiv( ClockDiv enmClockDiv );
static void setMode( Mode enmMode );
static void setMaster( bool bMaster );
static void setBitOrder( bool bLSBFirst );
static uint8_t transfer( uint8_t ui8Data );
static void select( bool bSelect );
};
#endif

4
spi/clock.hpp
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@@ -1,4 +0,0 @@
#pragma once
#define F_CPU 16000000
#include <util/delay.h>

1
spi/io

Submodule spi/io deleted from 80de36ee7e

23
spi/main.cpp
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@@ -1,23 +0,0 @@
#include "clock.hpp"
#include "spi/spi.hpp"
void spiTest()
{
using namespace spi;
using cfg = Config<ClockDiv::DIV_128, Mode::MODE_0, Side::MASTER, BitOrder::MSB_FIRST, false>;
using driver = Hardware<cfg>;
Spi<driver> spiDriver;
spiDriver.init();
spiDriver.select(true);
spiDriver.transfer(0xff);
}
int main()
{
spiTest();
return 0;
}

1
spi/spi

Submodule spi/spi deleted from 70aabc07f6

203
spi/spi.cppproj
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@@ -1,203 +0,0 @@
<?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.CPP</ToolchainName>
<ProjectGuid>dce6c7e3-ee26-4d79-826b-08594b9ad897</ProjectGuid>
<avrdevice>ATmega328P</avrdevice>
<avrdeviceseries>none</avrdeviceseries>
<OutputType>Executable</OutputType>
<Language>CPP</Language>
<OutputFileName>$(MSBuildProjectName)</OutputFileName>
<OutputFileExtension>.elf</OutputFileExtension>
<OutputDirectory>$(MSBuildProjectDirectory)\$(Configuration)</OutputDirectory>
<AssemblyName>spi</AssemblyName>
<Name>spi</Name>
<RootNamespace>spi</RootNamespace>
<ToolchainFlavour>avr-g++-9.1.0</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>
<ResetRule>0</ResetRule>
<eraseonlaunchrule>0</eraseonlaunchrule>
<EraseKey />
<avrtool>com.atmel.avrdbg.tool.stk500</avrtool>
<avrtoolserialnumber />
<avrdeviceexpectedsignature>0x1E950F</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>
<AsfFrameworkConfig>
<framework-data xmlns="">
<options />
<configurations />
<files />
<documentation help="" />
<offline-documentation help="" />
<dependencies>
<content-extension eid="atmel.asf" uuidref="Atmel.ASF" version="3.47.0" />
</dependencies>
</framework-data>
</AsfFrameworkConfig>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
<ToolchainSettings>
<AvrGccCpp>
<avrgcc.common.Device>-mmcu=atmega328p</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.directories.IncludePaths>
<ListValues>
<Value>%24(PackRepoDir)\Atmel\ATmega_DFP\1.4.346\include</Value>
</ListValues>
</avrgcc.compiler.directories.IncludePaths>
<avrgcc.compiler.optimization.AllocateBytesNeededForEnum>True</avrgcc.compiler.optimization.AllocateBytesNeededForEnum>
<avrgcc.compiler.warnings.AllWarnings>True</avrgcc.compiler.warnings.AllWarnings>
<avrgcc.compiler.warnings.ExtraWarnings>True</avrgcc.compiler.warnings.ExtraWarnings>
<avrgcc.compiler.warnings.Pedantic>True</avrgcc.compiler.warnings.Pedantic>
<avrgcc.compiler.miscellaneous.OtherFlags>-fno-threadsafe-statics -std=c11</avrgcc.compiler.miscellaneous.OtherFlags>
<avrgcccpp.compiler.general.ChangeDefaultCharTypeUnsigned>True</avrgcccpp.compiler.general.ChangeDefaultCharTypeUnsigned>
<avrgcccpp.compiler.general.ChangeDefaultBitFieldUnsigned>True</avrgcccpp.compiler.general.ChangeDefaultBitFieldUnsigned>
<avrgcccpp.compiler.directories.IncludePaths>
<ListValues>
<Value>%24(PackRepoDir)\Atmel\ATmega_DFP\1.4.346\include</Value>
</ListValues>
</avrgcccpp.compiler.directories.IncludePaths>
<avrgcccpp.compiler.optimization.AllocateBytesNeededForEnum>True</avrgcccpp.compiler.optimization.AllocateBytesNeededForEnum>
<avrgcccpp.compiler.warnings.AllWarnings>True</avrgcccpp.compiler.warnings.AllWarnings>
<avrgcccpp.compiler.warnings.Pedantic>True</avrgcccpp.compiler.warnings.Pedantic>
<avrgcccpp.compiler.miscellaneous.OtherFlags>-fno-threadsafe-statics -Wextra -std=c++17</avrgcccpp.compiler.miscellaneous.OtherFlags>
<avrgcccpp.linker.libraries.Libraries>
<ListValues>
<Value>libm</Value>
</ListValues>
</avrgcccpp.linker.libraries.Libraries>
<avrgcccpp.assembler.general.IncludePaths>
<ListValues>
<Value>%24(PackRepoDir)\Atmel\ATmega_DFP\1.4.346\include</Value>
</ListValues>
</avrgcccpp.assembler.general.IncludePaths>
<avrgcc.compiler.symbols.DefSymbols>
<ListValues>
<Value>NDEBUG</Value>
</ListValues>
</avrgcc.compiler.symbols.DefSymbols>
<avrgcc.compiler.optimization.level>Optimize for size (-Os)</avrgcc.compiler.optimization.level>
<avrgcccpp.compiler.symbols.DefSymbols>
<ListValues>
<Value>NDEBUG</Value>
</ListValues>
</avrgcccpp.compiler.symbols.DefSymbols>
<avrgcccpp.compiler.optimization.level>Optimize for size (-Os)</avrgcccpp.compiler.optimization.level>
</AvrGccCpp>
</ToolchainSettings>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
<ToolchainSettings>
<AvrGccCpp>
<avrgcc.common.Device>-mmcu=atmega328p</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.directories.IncludePaths>
<ListValues>
<Value>%24(PackRepoDir)\Atmel\ATmega_DFP\1.4.346\include</Value>
</ListValues>
</avrgcc.compiler.directories.IncludePaths>
<avrgcc.compiler.optimization.AllocateBytesNeededForEnum>True</avrgcc.compiler.optimization.AllocateBytesNeededForEnum>
<avrgcc.compiler.warnings.AllWarnings>True</avrgcc.compiler.warnings.AllWarnings>
<avrgcc.compiler.warnings.ExtraWarnings>True</avrgcc.compiler.warnings.ExtraWarnings>
<avrgcc.compiler.warnings.Pedantic>True</avrgcc.compiler.warnings.Pedantic>
<avrgcc.compiler.miscellaneous.OtherFlags>-fno-threadsafe-statics -std=c11</avrgcc.compiler.miscellaneous.OtherFlags>
<avrgcccpp.compiler.general.ChangeDefaultCharTypeUnsigned>True</avrgcccpp.compiler.general.ChangeDefaultCharTypeUnsigned>
<avrgcccpp.compiler.general.ChangeDefaultBitFieldUnsigned>True</avrgcccpp.compiler.general.ChangeDefaultBitFieldUnsigned>
<avrgcccpp.compiler.directories.IncludePaths>
<ListValues>
<Value>%24(PackRepoDir)\Atmel\ATmega_DFP\1.4.346\include</Value>
</ListValues>
</avrgcccpp.compiler.directories.IncludePaths>
<avrgcccpp.compiler.optimization.AllocateBytesNeededForEnum>True</avrgcccpp.compiler.optimization.AllocateBytesNeededForEnum>
<avrgcccpp.compiler.warnings.AllWarnings>True</avrgcccpp.compiler.warnings.AllWarnings>
<avrgcccpp.compiler.warnings.Pedantic>True</avrgcccpp.compiler.warnings.Pedantic>
<avrgcccpp.compiler.miscellaneous.OtherFlags>-fno-threadsafe-statics -Wextra -std=c++17</avrgcccpp.compiler.miscellaneous.OtherFlags>
<avrgcccpp.linker.libraries.Libraries>
<ListValues>
<Value>libm</Value>
</ListValues>
</avrgcccpp.linker.libraries.Libraries>
<avrgcccpp.assembler.general.IncludePaths>
<ListValues>
<Value>%24(PackRepoDir)\Atmel\ATmega_DFP\1.4.346\include</Value>
</ListValues>
</avrgcccpp.assembler.general.IncludePaths>
<avrgcc.compiler.symbols.DefSymbols>
<ListValues>
<Value>DEBUG</Value>
</ListValues>
</avrgcc.compiler.symbols.DefSymbols>
<avrgcc.compiler.optimization.level>Optimize (-O1)</avrgcc.compiler.optimization.level>
<avrgcc.compiler.optimization.DebugLevel>Maximum (-g3)</avrgcc.compiler.optimization.DebugLevel>
<avrgcccpp.compiler.symbols.DefSymbols>
<ListValues>
<Value>DEBUG</Value>
</ListValues>
</avrgcccpp.compiler.symbols.DefSymbols>
<avrgcccpp.compiler.optimization.level>Optimize (-O1)</avrgcccpp.compiler.optimization.level>
<avrgcccpp.compiler.optimization.DebugLevel>Maximum (-g3)</avrgcccpp.compiler.optimization.DebugLevel>
<avrgcccpp.assembler.debugging.DebugLevel>Default (-Wa,-g)</avrgcccpp.assembler.debugging.DebugLevel>
</AvrGccCpp>
</ToolchainSettings>
</PropertyGroup>
<ItemGroup>
<Compile Include="clock.hpp">
<SubType>compile</SubType>
</Compile>
<Compile Include="io\io.hpp">
<SubType>compile</SubType>
</Compile>
<Compile Include="main.cpp">
<SubType>compile</SubType>
</Compile>
<Compile Include="spi\config.hpp">
<SubType>compile</SubType>
</Compile>
<Compile Include="spi\hardware.hpp">
<SubType>compile</SubType>
</Compile>
<Compile Include="spi\spi.hpp">
<SubType>compile</SubType>
</Compile>
</ItemGroup>
<ItemGroup>
<Folder Include="io" />
<Folder Include="spi" />
</ItemGroup>
<Import Project="$(AVRSTUDIO_EXE_PATH)\\Vs\\Compiler.targets" />
</Project>