Lab 2
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### CLion+iml template
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# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
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# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
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||||
|
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# User-specific stuff
|
||||
.idea/**/workspace.xml
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.idea/**/tasks.xml
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||||
.idea/**/usage.statistics.xml
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.idea/**/dictionaries
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||||
.idea/**/shelf
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# AWS User-specific
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||||
.idea/**/aws.xml
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# Generated files
|
||||
.idea/**/contentModel.xml
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# Sensitive or high-churn files
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.idea/**/dataSources/
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.idea/**/dataSources.ids
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.idea/**/dataSources.local.xml
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.idea/**/sqlDataSources.xml
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.idea/**/dynamic.xml
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.idea/**/uiDesigner.xml
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.idea/**/dbnavigator.xml
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# Gradle
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.idea/**/gradle.xml
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.idea/**/libraries
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# Gradle and Maven with auto-import
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# When using Gradle or Maven with auto-import, you should exclude module files,
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# since they will be recreated, and may cause churn. Uncomment if using
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# auto-import.
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# .idea/artifacts
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# .idea/compiler.xml
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# .idea/jarRepositories.xml
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# .idea/modules.xml
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# .idea/*.iml
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# .idea/modules
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# *.iml
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# *.ipr
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# CMake
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cmake-build-*/
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# Mongo Explorer plugin
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.idea/**/mongoSettings.xml
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# File-based project format
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*.iws
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# IntelliJ
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out/
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# mpeltonen/sbt-idea plugin
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.idea_modules/
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# JIRA plugin
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atlassian-ide-plugin.xml
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|
||||
# Cursive Clojure plugin
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.idea/replstate.xml
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||||
|
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# SonarLint plugin
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.idea/sonarlint/
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||||
|
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# Crashlytics plugin (for Android Studio and IntelliJ)
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com_crashlytics_export_strings.xml
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crashlytics.properties
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crashlytics-build.properties
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fabric.properties
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|
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# Editor-based Rest Client
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.idea/httpRequests
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# Android studio 3.1+ serialized cache file
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.idea/caches/build_file_checksums.ser
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### C++ template
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# Prerequisites
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*.d
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# Compiled Object files
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*.slo
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*.lo
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*.o
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*.obj
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# Precompiled Headers
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*.gch
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*.pch
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# Compiled Dynamic libraries
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*.so
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*.dylib
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*.dll
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# Fortran module files
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*.mod
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*.smod
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# Compiled Static libraries
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*.lai
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*.la
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*.a
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*.lib
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# Executables
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*.exe
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*.out
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*.app
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### C template
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# Prerequisites
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# Object files
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*.ko
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*.elf
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# Linker output
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*.ilk
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*.map
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*.exp
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# Precompiled Headers
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# Libraries
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# Shared objects (inc. Windows DLLs)
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*.so.*
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# Executables
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*.i*86
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*.x86_64
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*.hex
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# Debug files
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*.dSYM/
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*.su
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*.idb
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*.pdb
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# Kernel Module Compile Results
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*.mod*
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*.cmd
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.tmp_versions/
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modules.order
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Module.symvers
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Mkfile.old
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dkms.conf
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|
||||
### JetBrains template
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||||
# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
|
||||
# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
|
||||
|
||||
# User-specific stuff
|
||||
|
||||
# AWS User-specific
|
||||
|
||||
# Generated files
|
||||
|
||||
# Sensitive or high-churn files
|
||||
|
||||
# Gradle
|
||||
|
||||
# Gradle and Maven with auto-import
|
||||
# When using Gradle or Maven with auto-import, you should exclude module files,
|
||||
# since they will be recreated, and may cause churn. Uncomment if using
|
||||
# auto-import.
|
||||
# .idea/artifacts
|
||||
# .idea/compiler.xml
|
||||
# .idea/jarRepositories.xml
|
||||
# .idea/modules.xml
|
||||
# .idea/*.iml
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||||
# .idea/modules
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||||
# *.iml
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||||
# *.ipr
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||||
|
||||
# CMake
|
||||
|
||||
# Mongo Explorer plugin
|
||||
|
||||
# File-based project format
|
||||
|
||||
# IntelliJ
|
||||
|
||||
# mpeltonen/sbt-idea plugin
|
||||
|
||||
# JIRA plugin
|
||||
|
||||
# Cursive Clojure plugin
|
||||
|
||||
# SonarLint plugin
|
||||
|
||||
# Crashlytics plugin (for Android Studio and IntelliJ)
|
||||
|
||||
# Editor-based Rest Client
|
||||
|
||||
# Android studio 3.1+ serialized cache file
|
||||
|
||||
### CMake template
|
||||
CMakeLists.txt.user
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||||
CMakeCache.txt
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||||
CMakeFiles
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||||
CMakeScripts
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||||
Testing
|
||||
Makefile
|
||||
cmake_install.cmake
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||||
install_manifest.txt
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||||
compile_commands.json
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||||
CTestTestfile.cmake
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||||
_deps
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|
||||
### Example user template template
|
||||
### Example user template
|
||||
|
||||
# IntelliJ project files
|
||||
.idea
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||||
*.iml
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out
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||||
gen
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||||
### CLion+all template
|
||||
# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
|
||||
# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
|
||||
|
||||
# User-specific stuff
|
||||
|
||||
# AWS User-specific
|
||||
|
||||
# Generated files
|
||||
|
||||
# Sensitive or high-churn files
|
||||
|
||||
# Gradle
|
||||
|
||||
# Gradle and Maven with auto-import
|
||||
# When using Gradle or Maven with auto-import, you should exclude module files,
|
||||
# since they will be recreated, and may cause churn. Uncomment if using
|
||||
# auto-import.
|
||||
# .idea/artifacts
|
||||
# .idea/compiler.xml
|
||||
# .idea/jarRepositories.xml
|
||||
# .idea/modules.xml
|
||||
# .idea/*.iml
|
||||
# .idea/modules
|
||||
# *.iml
|
||||
# *.ipr
|
||||
|
||||
# CMake
|
||||
|
||||
# Mongo Explorer plugin
|
||||
|
||||
# File-based project format
|
||||
|
||||
# IntelliJ
|
||||
|
||||
# mpeltonen/sbt-idea plugin
|
||||
|
||||
# JIRA plugin
|
||||
|
||||
# Cursive Clojure plugin
|
||||
|
||||
# SonarLint plugin
|
||||
|
||||
# Crashlytics plugin (for Android Studio and IntelliJ)
|
||||
|
||||
# Editor-based Rest Client
|
||||
|
||||
# Android studio 3.1+ serialized cache file
|
||||
|
||||
*/build/*
|
||||
|
|
@ -0,0 +1,218 @@
|
|||
### CLion+iml template
|
||||
# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
|
||||
# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
|
||||
|
||||
# User-specific stuff
|
||||
.idea/**/workspace.xml
|
||||
.idea/**/tasks.xml
|
||||
.idea/**/usage.statistics.xml
|
||||
.idea/**/dictionaries
|
||||
.idea/**/shelf
|
||||
|
||||
# AWS User-specific
|
||||
.idea/**/aws.xml
|
||||
|
||||
# Generated files
|
||||
.idea/**/contentModel.xml
|
||||
|
||||
# Sensitive or high-churn files
|
||||
.idea/**/dataSources/
|
||||
.idea/**/dataSources.ids
|
||||
.idea/**/dataSources.local.xml
|
||||
.idea/**/sqlDataSources.xml
|
||||
.idea/**/dynamic.xml
|
||||
.idea/**/uiDesigner.xml
|
||||
.idea/**/dbnavigator.xml
|
||||
|
||||
# Gradle
|
||||
.idea/**/gradle.xml
|
||||
.idea/**/libraries
|
||||
|
||||
# Gradle and Maven with auto-import
|
||||
# When using Gradle or Maven with auto-import, you should exclude module files,
|
||||
# since they will be recreated, and may cause churn. Uncomment if using
|
||||
# auto-import.
|
||||
# .idea/artifacts
|
||||
# .idea/compiler.xml
|
||||
# .idea/jarRepositories.xml
|
||||
# .idea/modules.xml
|
||||
# .idea/*.iml
|
||||
# .idea/modules
|
||||
# *.iml
|
||||
# *.ipr
|
||||
|
||||
# CMake
|
||||
cmake-build-*/
|
||||
|
||||
# Mongo Explorer plugin
|
||||
.idea/**/mongoSettings.xml
|
||||
|
||||
# File-based project format
|
||||
*.iws
|
||||
|
||||
# IntelliJ
|
||||
out/
|
||||
|
||||
# mpeltonen/sbt-idea plugin
|
||||
.idea_modules/
|
||||
|
||||
# JIRA plugin
|
||||
atlassian-ide-plugin.xml
|
||||
|
||||
# Cursive Clojure plugin
|
||||
.idea/replstate.xml
|
||||
|
||||
# SonarLint plugin
|
||||
.idea/sonarlint/
|
||||
|
||||
# Crashlytics plugin (for Android Studio and IntelliJ)
|
||||
com_crashlytics_export_strings.xml
|
||||
crashlytics.properties
|
||||
crashlytics-build.properties
|
||||
fabric.properties
|
||||
|
||||
# Editor-based Rest Client
|
||||
.idea/httpRequests
|
||||
|
||||
# Android studio 3.1+ serialized cache file
|
||||
.idea/caches/build_file_checksums.ser
|
||||
|
||||
### C++ template
|
||||
# Prerequisites
|
||||
*.d
|
||||
|
||||
# Compiled Object files
|
||||
*.slo
|
||||
*.lo
|
||||
*.o
|
||||
*.obj
|
||||
|
||||
# Precompiled Headers
|
||||
*.gch
|
||||
*.pch
|
||||
|
||||
# Compiled Dynamic libraries
|
||||
*.so
|
||||
*.dylib
|
||||
*.dll
|
||||
|
||||
# Fortran module files
|
||||
*.mod
|
||||
*.smod
|
||||
|
||||
# Compiled Static libraries
|
||||
*.lai
|
||||
*.la
|
||||
*.a
|
||||
*.lib
|
||||
|
||||
# Executables
|
||||
*.exe
|
||||
*.out
|
||||
*.app
|
||||
|
||||
### C template
|
||||
# Prerequisites
|
||||
|
||||
# Object files
|
||||
*.ko
|
||||
*.elf
|
||||
|
||||
# Linker output
|
||||
*.ilk
|
||||
*.map
|
||||
*.exp
|
||||
|
||||
# Precompiled Headers
|
||||
|
||||
# Libraries
|
||||
|
||||
# Shared objects (inc. Windows DLLs)
|
||||
*.so.*
|
||||
|
||||
# Executables
|
||||
*.i*86
|
||||
*.x86_64
|
||||
*.hex
|
||||
|
||||
# Debug files
|
||||
*.dSYM/
|
||||
*.su
|
||||
*.idb
|
||||
*.pdb
|
||||
|
||||
# Kernel Module Compile Results
|
||||
*.mod*
|
||||
*.cmd
|
||||
.tmp_versions/
|
||||
modules.order
|
||||
Module.symvers
|
||||
Mkfile.old
|
||||
dkms.conf
|
||||
|
||||
### JetBrains template
|
||||
# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
|
||||
# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
|
||||
|
||||
# User-specific stuff
|
||||
|
||||
# AWS User-specific
|
||||
|
||||
# Generated files
|
||||
|
||||
# Sensitive or high-churn files
|
||||
|
||||
# Gradle
|
||||
|
||||
# Gradle and Maven with auto-import
|
||||
# When using Gradle or Maven with auto-import, you should exclude module files,
|
||||
# since they will be recreated, and may cause churn. Uncomment if using
|
||||
# auto-import.
|
||||
# .idea/artifacts
|
||||
# .idea/compiler.xml
|
||||
# .idea/jarRepositories.xml
|
||||
# .idea/modules.xml
|
||||
# .idea/*.iml
|
||||
# .idea/modules
|
||||
# *.iml
|
||||
# *.ipr
|
||||
|
||||
# CMake
|
||||
|
||||
# Mongo Explorer plugin
|
||||
|
||||
# File-based project format
|
||||
|
||||
# IntelliJ
|
||||
|
||||
# mpeltonen/sbt-idea plugin
|
||||
|
||||
# JIRA plugin
|
||||
|
||||
# Cursive Clojure plugin
|
||||
|
||||
# SonarLint plugin
|
||||
|
||||
# Crashlytics plugin (for Android Studio and IntelliJ)
|
||||
|
||||
# Editor-based Rest Client
|
||||
|
||||
# Android studio 3.1+ serialized cache file
|
||||
|
||||
### CMake template
|
||||
CMakeLists.txt.user
|
||||
CMakeCache.txt
|
||||
CMakeFiles
|
||||
CMakeScripts
|
||||
Testing
|
||||
Makefile
|
||||
cmake_install.cmake
|
||||
install_manifest.txt
|
||||
compile_commands.json
|
||||
CTestTestfile.cmake
|
||||
_deps
|
||||
|
||||
### Ninja template
|
||||
.ninja_deps
|
||||
.ninja_log
|
||||
|
||||
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@ -0,0 +1,51 @@
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# Generated Cmake Pico project file
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cmake_minimum_required(VERSION 3.13)
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set(CMAKE_C_STANDARD 11)
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set(CMAKE_CXX_STANDARD 17)
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# Initialise pico_sdk from installed location
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# (note this can come from environment, CMake cache etc)
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set(PICO_SDK_PATH "/home/junwei/Documents/pico/pico-sdk")
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set(PICO_BOARD pico CACHE STRING "Board type")
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# Pull in Raspberry Pi Pico SDK (must be before project)
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include(pico_sdk_import.cmake)
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if (PICO_SDK_VERSION_STRING VERSION_LESS "1.4.0")
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message(FATAL_ERROR "Raspberry Pi Pico SDK version 1.4.0 (or later) required. Your version is ${PICO_SDK_VERSION_STRING}")
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endif()
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project(lab_2 C CXX ASM)
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||||
|
||||
# Initialise the Raspberry Pi Pico SDK
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pico_sdk_init()
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# Add executable. Default name is the project name, version 0.1
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add_executable(lab_2 lab_2.c )
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pico_set_program_name(lab_2 "lab_2")
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pico_set_program_version(lab_2 "0.1")
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pico_enable_stdio_uart(lab_2 1)
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pico_enable_stdio_usb(lab_2 1)
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||||
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# Add the standard library to the build
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||||
target_link_libraries(lab_2
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||||
pico_stdlib)
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||||
# Add the standard include files to the build
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||||
target_include_directories(lab_2 PRIVATE
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${CMAKE_CURRENT_LIST_DIR}
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||||
${CMAKE_CURRENT_LIST_DIR}/.. # for our common lwipopts or any other standard includes, if required
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||||
)
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# Add any user requested libraries
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target_link_libraries(lab_2
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)
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pico_add_extra_outputs(lab_2)
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@ -0,0 +1,88 @@
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/**
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* Lab 2
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||||
* Note that this program would print out garbage for the first few characters
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* received. It will work as intended after a few characters are received.
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*/
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#include <stdio.h>
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#include "pico/stdlib.h"
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#define UART_ID uart0
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#define BAUD_RATE 115200 // Baud rate of UART
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#define UART_TX_PIN 16 // GPIO for UART TX pin
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#define UART_RX_PIN 17 // GPIO for UART RX pin
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#define GPIO_PIN 15 // GPIO for pseudo button
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#define SLEEP_TIME 100 // For testing can use a smaller value
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// 1000ms is based on the lab requirements
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|
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/**
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||||
* Sends a character through UART0 based on the state of GPIO15 (Pseudo button)
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||||
* @param uart_input Pointer to a character to be sent through UART0 (Space optimisation)
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||||
* @return void Prints the character in uart_receive()
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||||
*/
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void uart_transmit(char *uart_input) {
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if (gpio_get(GPIO_PIN)) { // Active low
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uart_putc(UART_ID, '1');
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} else { // Active high
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uart_putc(UART_ID, *uart_input);
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*uart_input = (*uart_input - 'A' + 1) % 26 + 'A'; // Next character
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||||
// Wrap around back to A
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||||
}
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||||
}
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||||
|
||||
/**
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||||
* Receives a character through UART0 and prints it out
|
||||
* Ideally, the buffer should be cleared after each read
|
||||
* NOTE: Flipping bit 5 effectively converts a character to lowercase
|
||||
* @param uart_output Pointer to a location to store the received character (Space optimisation)
|
||||
* @return void Character is read and printed
|
||||
*/
|
||||
void uart_receive(char *uart_output) {
|
||||
if (uart_is_readable(UART_ID)) {
|
||||
*uart_output = uart_getc(UART_ID);
|
||||
|
||||
if (*uart_output >= 'A' && *uart_output <= 'Z') {
|
||||
*uart_output ^= (1 << 5); // XOR with 32 to convert to lowercase
|
||||
// This operation flips bit 5
|
||||
} else if (*uart_output == '1') {
|
||||
*uart_output = '2'; // If '1' is received, print '2'
|
||||
}
|
||||
|
||||
printf("%c\n", *uart_output);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Initializes UART0 and GPIO pins
|
||||
* @return void
|
||||
*/
|
||||
void pin_init() {
|
||||
// UART init
|
||||
uart_init(UART_ID, BAUD_RATE);
|
||||
gpio_set_function(UART_TX_PIN, GPIO_FUNC_UART);
|
||||
gpio_set_function(UART_RX_PIN, GPIO_FUNC_UART);
|
||||
|
||||
// Pseudo button init
|
||||
gpio_set_dir(GPIO_PIN, GPIO_IN);
|
||||
}
|
||||
|
||||
int main() {
|
||||
stdio_init_all();
|
||||
pin_init();
|
||||
|
||||
char uart_input = 'A'; // Initial value of A
|
||||
char uart_output; // To store received character
|
||||
|
||||
while (true) {
|
||||
uart_transmit(&uart_input); // Pass by reference to change
|
||||
// value of uart_input during transmission
|
||||
|
||||
uart_receive(&uart_output); // Pass by reference to change
|
||||
// value of uart_output during reception
|
||||
|
||||
sleep_ms(SLEEP_TIME); // Sleep based on SLEEP_TIME
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue