diff options
| -rw-r--r-- | Keithley179.c | 195 | ||||
| -rw-r--r-- | Keithley179.cproj | 132 |
2 files changed, 327 insertions, 0 deletions
diff --git a/Keithley179.c b/Keithley179.c new file mode 100644 index 0000000..734336c --- /dev/null +++ b/Keithley179.c @@ -0,0 +1,195 @@ + +#ifndef F_CPU +#define F_CPU 4000000UL +#endif + +#include <avr/io.h> +#include <avr/interrupt.h> + +#define UART_BAUDRATE 9600 + +#define UBRR_VAL (F_CPU / UART_BAUDRATE * 16) - 1 + +#define b1 PC0 +#define b2 PC1 +#define b3 PC2 +#define b4 PC3 + +#define d1 PD7 +#define d2 PD4 +#define d3 PD5 +#define d4 PD6 +#define d5 PC3 + +#define busy PB7 //Busy not Used + +//Status +uint8_t UART_RX; +uint8_t UART_RX_END; +uint8_t UART_isInit; + +//Buffers +char out[5]; //Buffer for ADC Input +char in[16]; //UART Input Buffer +uint8_t in_cntr; //Counter for UART Input Buffer + +ISR(USART_RXC_vect) +{ + cli(); + in[in_cntr] = UDR; + if(in[in_cntr] == '\n') + UART_RX_END = 1; //Set RX End Flag + + //Check if Buffer is full + if(in_cntr < 15) + in_cntr ++; + else + { + in_cntr = 0; + UART_RX_END = 1; //Set RX End Flag + } + sei(); +}//USART_RXC_vect + +void UART_Init(); +/* +*Initializes the UART Interface +*/ + +void UART_Handle(); +/* +* should be called on Interrupt of UART +* Handles UART Communication +*/ + +void UART_Send(char *_cSend); +/* +*Sends String over UART +*/ + +int main(void) +{ + //clear Buffers + for(int i = 0; i < 5;i++) + { + out[i] = 0; + } + + for(int i = 0; i < 16;i++) + { + in[i] = 0; + } + + + char temp = 0; + in_cntr = 0; + + UART_RX = 0; + UART_RX_END = 0; + UART_isInit = 0; + + //Set DDRD as Input + DDRD = 0; + DDRC = 0; + + DDRD |= (1<<PD1); //TX Pin + + sei(); + + //INIT UART Interface + UART_Init(); + UART_Send("Hello World!"); + + //main loop + while(1) + { + while(!(PORTD & (1<<d1))); + temp = PINB << 4; + out[4] = temp >> 4; + temp = 0; + + while(!(PORTD & (1<<d2))); + temp = PINB << 4; + out[3] = temp >> 4; + temp = 0; + + while(!(PORTD & (1<<d3))); + temp = PINB << 4; + out[2] = temp >> 4; + temp = 0; + + while(!(PORTD & (1<<d4))); + temp = PINB << 4; + out[1] = temp >> 4; + temp = 0; + + while(!(PORTC & (1<<d5))); + temp = PINB << 4; + out[0] = temp >> 4; + temp = 0; + + + //Convert to ASCII + for(int i = 0; i < 5;i++) + { + out[i] = out[i] + 48; + } + + UART_Send(out); + //Handle UART + //UART_Handle(); + + //Reset Buffer + for(int i = 0; i < 5;i++) + { + out[i] = 0; + } + + } + + return 0; +}//main + + + +void UART_Init() +{ + if(UART_isInit == 0) + { + //Calculate Value for Register + uint16_t baudrate = (4000000 / (9600 * 16)) - 1; + + //Set Baudrate + UBRRL = baudrate; + UBRRH = (baudrate >> 8); + + UCSRB |= (1<<RXEN) | (1<<TXEN); //Enable Reciever and Transmitter + UCSRB |= (1<<RXCIE); //Enable Recieve Complete Interrupt + + UART_isInit = 1; + } + +}//UART_Init + + + +void UART_Handle() +{ + if(UART_isInit == 1) + { + + } +}//UART_Handle + +void UART_Send(char *_cSend) +{ + if(UART_isInit == 1) + { + while(*_cSend) + { + while (!(UCSRA & (1<<UDRE))); + UDR = _cSend; + _cSend++; + } + } +}//UART_send
\ No newline at end of file diff --git a/Keithley179.cproj b/Keithley179.cproj new file mode 100644 index 0000000..5fe8330 --- /dev/null +++ b/Keithley179.cproj @@ -0,0 +1,132 @@ +<?xml version="1.0" encoding="utf-8"?> +<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> + <PropertyGroup> + <SchemaVersion>2.0</SchemaVersion> + <ProjectVersion>6.2</ProjectVersion> + <ToolchainName>com.Atmel.AVRGCC8.C</ToolchainName> + <ProjectGuid>{a92aedb3-f7af-427a-b816-80c012deb17d}</ProjectGuid> + <avrdevice>ATmega8</avrdevice> + <avrdeviceseries>none</avrdeviceseries> + <OutputType>Executable</OutputType> + <Language>C</Language> + <OutputFileName>$(MSBuildProjectName)</OutputFileName> + <OutputFileExtension>.elf</OutputFileExtension> + <OutputDirectory>$(MSBuildProjectDirectory)\$(Configuration)</OutputDirectory> + <AssemblyName>Keithley179</AssemblyName> + <Name>Keithley179</Name> + <RootNamespace>Keithley179</RootNamespace> + <ToolchainFlavour>Native</ToolchainFlavour> + <KeepTimersRunning>true</KeepTimersRunning> + <OverrideVtor>false</OverrideVtor> + <CacheFlash>true</CacheFlash> + <ProgFlashFromRam>true</ProgFlashFromRam> + <RamSnippetAddress>0x20000000</RamSnippetAddress> + <UncachedRange /> + <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="3.11.0" /> + </dependencies> + </framework-data> + </AsfFrameworkConfig> + <avrtool>com.atmel.avrdbg.tool.ispmk2</avrtool> + <avrtoolinterface>ISP</avrtoolinterface> + <com_atmel_avrdbg_tool_ispmk2> + <ToolOptions> + <InterfaceProperties> + <JtagEnableExtResetOnStartSession>false</JtagEnableExtResetOnStartSession> + <IspClock>500000</IspClock> + </InterfaceProperties> + <InterfaceName>ISP</InterfaceName> + </ToolOptions> + <ToolType>com.atmel.avrdbg.tool.ispmk2</ToolType> + <ToolNumber>000200185657</ToolNumber> + <ToolName>AVRISP mkII</ToolName> + </com_atmel_avrdbg_tool_ispmk2> + <preserveEEPROM>true</preserveEEPROM> + <com_atmel_avrdbg_tool_simulator> + <ToolOptions xmlns=""> + <InterfaceProperties> + </InterfaceProperties> + <InterfaceName>ISP</InterfaceName> + </ToolOptions> + <ToolType xmlns="">com.atmel.avrdbg.tool.simulator</ToolType> + <ToolNumber xmlns=""> + </ToolNumber> + <ToolName xmlns="">Simulator</ToolName> + </com_atmel_avrdbg_tool_simulator> + </PropertyGroup> + <PropertyGroup Condition=" '$(Configuration)' == 'Release' "> + <ToolchainSettings> + <AvrGcc> + <avrgcc.common.outputfiles.hex>True</avrgcc.common.outputfiles.hex> + <avrgcc.common.outputfiles.lss>True</avrgcc.common.outputfiles.lss> + <avrgcc.common.outputfiles.eep>True</avrgcc.common.outputfiles.eep> + <avrgcc.common.outputfiles.srec>True</avrgcc.common.outputfiles.srec> + <avrgcc.compiler.general.ChangeDefaultCharTypeUnsigned>True</avrgcc.compiler.general.ChangeDefaultCharTypeUnsigned> + <avrgcc.compiler.general.ChangeDefaultBitFieldUnsigned>True</avrgcc.compiler.general.ChangeDefaultBitFieldUnsigned> + <avrgcc.compiler.symbols.DefSymbols> + <ListValues> + <Value>NDEBUG</Value> + </ListValues> + </avrgcc.compiler.symbols.DefSymbols> + <avrgcc.compiler.optimization.level>Optimize for size (-Os)</avrgcc.compiler.optimization.level> + <avrgcc.compiler.optimization.PackStructureMembers>True</avrgcc.compiler.optimization.PackStructureMembers> + <avrgcc.compiler.optimization.AllocateBytesNeededForEnum>True</avrgcc.compiler.optimization.AllocateBytesNeededForEnum> + <avrgcc.compiler.warnings.AllWarnings>True</avrgcc.compiler.warnings.AllWarnings> + <avrgcc.linker.libraries.Libraries> + <ListValues> + <Value>libm</Value> + </ListValues> + </avrgcc.linker.libraries.Libraries> + </AvrGcc> + </ToolchainSettings> + </PropertyGroup> + <PropertyGroup Condition=" '$(Configuration)' == 'Debug' "> + <ToolchainSettings> + <AvrGcc> + <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.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.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.debugging.DebugLevel>Default (-Wa,-g)</avrgcc.assembler.debugging.DebugLevel> + </AvrGcc> + </ToolchainSettings> + </PropertyGroup> + <ItemGroup> + <Compile Include="Keithley179.c"> + <SubType>compile</SubType> + </Compile> + </ItemGroup> + <ItemGroup> + <None Include="TODO.txt"> + <SubType>compile</SubType> + </None> + </ItemGroup> + <Import Project="$(AVRSTUDIO_EXE_PATH)\\Vs\\Compiler.targets" /> +</Project>
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