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Replace sprintf with dtostrf to save about 1.5k of flash

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This commit is contained in:
BlackMark 2020-04-13 01:13:44 +02:00
parent 64d6df256d
commit 7aa98a8ebd
2 changed files with 123 additions and 116 deletions
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21
fantemp/fantemp.cppproj
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@ -82,7 +82,18 @@
<ToolName>Custom Programming Tool</ToolName>
</custom>
<AAFDebugger>
<AAFDebugFiles xmlns="">
<AAFDebugFiles>
<DebugFile>
<path>\Debug\fantemp.lss</path>
<AAFSetting>
<Label>Lss Files</Label>
<Extention>.lss</Extention>
<Regex>^\s*(?&lt;address&gt;[a-f0-9]*):\s*.*$</Regex>
<DebugEnabled>true</DebugEnabled>
<RegexGroups>address</RegexGroups>
<DebuggerExpression>$pc</DebuggerExpression>
</AAFSetting>
</DebugFile>
</AAFDebugFiles>
</AAFDebugger>
</PropertyGroup>
@ -130,11 +141,9 @@
<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.general.UseVprintfLibrary>True</avrgcccpp.linker.general.UseVprintfLibrary>
<avrgcccpp.linker.libraries.Libraries>
<ListValues>
<Value>libm</Value>
<Value>libprintf_flt</Value>
</ListValues>
</avrgcccpp.linker.libraries.Libraries>
<avrgcccpp.assembler.general.IncludePaths>
@ -142,7 +151,7 @@
<Value>%24(PackRepoDir)\Atmel\ATmega_DFP\1.4.346\include</Value>
</ListValues>
</avrgcccpp.assembler.general.IncludePaths>
</AvrGccCpp>
</AvrGccCpp>
</ToolchainSettings>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
@ -191,11 +200,9 @@
<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.general.UseVprintfLibrary>True</avrgcccpp.linker.general.UseVprintfLibrary>
<avrgcccpp.linker.libraries.Libraries>
<ListValues>
<Value>libm</Value>
<Value>libprintf_flt</Value>
</ListValues>
</avrgcccpp.linker.libraries.Libraries>
<avrgcccpp.assembler.general.IncludePaths>
@ -204,7 +211,7 @@
</ListValues>
</avrgcccpp.assembler.general.IncludePaths>
<avrgcccpp.assembler.debugging.DebugLevel>Default (-Wa,-g)</avrgcccpp.assembler.debugging.DebugLevel>
</AvrGccCpp>
</AvrGccCpp>
</ToolchainSettings>
</PropertyGroup>
<ItemGroup>

8
fantemp/terminal.hpp
View File

@ -2,7 +2,7 @@
#include <ctype.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <avr/pgmspace.h>
@ -191,11 +191,11 @@ class Terminal {
if (Controller::m_dataAvailable) {
char floatBuffer[16];
sprintf(floatBuffer, "%.2f", Controller::m_adcSample);
dtostrf(Controller::m_adcSample, 0, 2, floatBuffer);
m_serial << F("ADC value ...: ") << floatBuffer << F(" / 1023") << detail::ENDL;
sprintf(floatBuffer, "%.2f", Controller::m_resistance);
dtostrf(Controller::m_resistance, 0, 2, floatBuffer);
m_serial << F("Resistance ..: ") << floatBuffer << F(" Ohm") << detail::ENDL;
sprintf(floatBuffer, "%.2f", Controller::m_temperature);
dtostrf(Controller::m_temperature, 0, 2, floatBuffer);
m_serial << F("Temperature .: ") << floatBuffer << F(" C") << detail::ENDL;
m_serial << F("Fan speed ...: ") << Controller::m_fanSpeed << F("%") << detail::ENDL;
} else {