Update

.editorconfig

@@ -0,0 +1,17 @@
+[*]
+end_of_line = lf
+insert_final_newline = true
+indent_style = space
+indent_size = 2
+trim_trailing_whitespace =  true
+
+[*.sh]
+# like -i=2
+indent_style = space
+indent_size = 2
+
+#shell_variant      = posix # like -ln=posix
+#binary_next_line   = true  # like -bn
+switch_case_indent = true  # like -ci
+space_redirects    = true  # like -sr
+#keep_padding       = true  # like -kp

.gitattributes

@@ -0,0 +1,44 @@
+# Set the default behavior, in case people don't have core.autocrlf set.
+* text=auto
+
+# Explicitly declare text files you want to always be normalized and converted
+# to native line endings on checkout.
+.astyleignore text eol=lf
+.astylerc text eol=lf
+.editorconfig text eol=lf
+.flake8 text eol=lf
+.gitattributes text eol=lf
+.gitignore text eol=lf
+
+*.adoc text eol=lf
+*.c text eol=lf
+*.cmake text eol=lf
+*.cpp text eol=lf
+*.css text eol=lf
+*.dtsi text eol=lf
+*.gv text eol=lf
+*.h text eol=lf
+*.html text eol=lf
+*.in text eol=lf
+*.ino text eol=lf
+*.json text eol=lf
+*.ld text eol=lf
+*.md text eol=lf
+*.MD text eol=lf
+*.old text eol=lf
+*.patch text eol=lf
+*.pde text eol=lf
+*.properties text eol=lf
+*.py text eol=lf
+*.s text eol=lf
+*.S text eol=lf
+*.sh text eol=lf
+*.spec text eol=lf
+*.txt text eol=lf
+*.yml text eol=lf
+
+# Denote all files that are truly binary and should not be modified.
+*.jpg binary
+*.pdf binary
+*.png binary
+

.github/ISSUE_TEMPLATE/bug_report.md

@@ -15,8 +15,8 @@ assignees: ''
 - **Avoid** to submit a GitHub issue for project troubleshooting.
 
 Any questions/feedback/suggestions should be discussed on the [stm32duino forum](http://stm32duino.com):
-  * questions on the [STM32 Core](http://stm32duino.com/viewforum.php?f=48)
-  * bugs/enhancements on the [STM core: Bugs and enhancements](http://stm32duino.com/viewforum.php?f=49)
+  * questions on the [STM32 Core](http://stm32duino.com/viewforum.php?f=35)
+  * bugs/enhancements on the [STM core: Bugs and enhancements](http://stm32duino.com/viewforum.php?f=38)
 
 When reporting any issue, please try to provide all relevant information:
 

.github/PULL_REQUEST_TEMPLATE.md

@@ -3,7 +3,7 @@
 Please, Make sure that your PR is not a duplicate.
 Search among the [Pull request](https://github.com/stm32duino/Arduino_Core_STM32/pulls) before creating one.
 
-IMPORTANT: Please review the [CONTRIBUTING.md](CONTRIBUTING.md) file for detailed contributing guidelines.
+IMPORTANT: Please review the [CONTRIBUTING.md](../CONTRIBUTING.md) file for detailed contributing guidelines.
 
 Thanks for submitting a pull request.
 Please provide enough information so that others can review your pull request:

.github/actions/pio-build/Dockerfile

@@ -0,0 +1,18 @@
+# Container image that runs your code
+FROM ubuntu:latest
+
+ENV LANG C.UTF-8
+ENV LC_ALL C.UTF-8
+
+# Install prerequisites
+RUN apt-get --quiet=2 update && apt-get install --quiet=2 --assume-yes git python3 python3-pip wget
+
+# Install PlatformIO
+RUN pip3 install --quiet --upgrade platformio
+CMD /bin/bash
+
+# Copies your code file from your action repository to the filesystem path `/` of the container
+COPY entrypoint.sh /entrypoint.sh
+
+# Code file to execute when the docker container starts up (`entrypoint.sh`)
+ENTRYPOINT ["/entrypoint.sh"]

.github/actions/pio-build/README.md

@@ -0,0 +1,15 @@
+# PlatformIO build action
+
+This action build thanks PIO.
+
+## Inputs
+
+### `cmsis-version`
+
+The CMSIS version to use. Default `"5.5.1"`.
+
+## Example usage
+
+```yaml
+uses: ./.github/actions/pio-build
+```

.github/actions/pio-build/action.yml

@@ -0,0 +1,12 @@
+# action.yml
+name: 'PlatformIO Build'
+description: 'Compile using PlatformIO'
+inputs:
+  cmsis-version:
+    description: 'CMSIS package version to use'
+    default: '5.5.1'
+runs:
+  using: 'docker'
+  image: 'Dockerfile'
+  args:
+    - ${{ inputs.cmsis-version }}

.github/actions/pio-build/entrypoint.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+readonly CMSIS_VERSION="$1"
+readonly CMSIS_ARCHIVE="CMSIS-${CMSIS_VERSION}.tar.bz2"
+
+# Install the development version of ststm32 platform
+platformio platform install "https://github.com/platformio/platform-ststm32.git" || {
+  exit 1
+}
+# Prepare framework for CI
+python3 -c "import json; import os; fp=open(os.path.expanduser('~/.platformio/platforms/ststm32/platform.json'), 'r+'); data=json.load(fp); data['packages']['framework-arduinoststm32']['version'] = '*'; fp.seek(0); fp.truncate(); json.dump(data, fp); fp.close()" || {
+  exit 1
+}
+ln --symbolic "$GITHUB_WORKSPACE" "$HOME/.platformio/packages/framework-arduinoststm32" || {
+  exit 1
+}
+# Download and unpack CMSIS package
+wget --no-verbose "https://github.com/stm32duino/ArduinoModule-CMSIS/releases/download/$CMSIS_VERSION/$CMSIS_ARCHIVE" || {
+  exit 1
+}
+tar --extract --bzip2 --file="$CMSIS_ARCHIVE" || {
+  exit 1
+}
+cd "$GITHUB_WORKSPACE/CI/build/" || {
+  exit 1
+}
+python3 platformio-builder.py --board=blackpill_f103c8 --board=remram_v1
+
+exit $?

.github/workflows/Continuous-Integration.yml

@@ -0,0 +1,73 @@
+name: STM32 Core Continuous Integration
+on:
+  push:
+    branches:
+      - master
+    paths-ignore:
+      - '*.json'
+      - '**.md'
+      - keywords.txt
+      - CI/**
+      - '!CI/build/arduino-cli.py'
+      - '!CI/build/platformio-builder.py'
+      - tools/**
+  pull_request:
+    paths-ignore:
+      - '*.json'
+      - '**.md'
+      - keywords.txt
+      - CI/**
+      - '!CI/build/arduino-cli.py'
+      - '!CI/build/platformio-builder.py'
+      - tools/**
+jobs:
+  astyle_check:
+    runs-on: ubuntu-latest
+    name: AStyle check
+    steps:
+    # First of all, clone the repo using the checkout action.
+    - name: Checkout
+      uses: actions/checkout@master
+
+    - name: Astyle check
+      id: Astyle
+      uses: stm32duino/actions/astyle-check@master
+      with:
+        astyle-definition: 'CI/astyle/.astylerc'
+        ignore-path-list: 'CI/astyle/.astyleignore'
+
+    # Use the output from the `Astyle` step
+    - name: Astyle Errors
+      if: failure()
+      run: |
+        cat ${{ steps.Astyle.outputs.astyle-result }}
+        exit 1
+  core_build:
+    runs-on: ubuntu-latest
+    name: Core compilation
+    steps:
+    # First of all, clone the repo using the checkout action.
+    - name: Checkout
+      uses: actions/checkout@master
+
+    - name: Compilation
+      id: Compile
+      uses: stm32duino/actions/compile-examples@master
+
+    # Use the output from the `Compile` step
+    - name: Compilation Errors
+      if: failure()
+      run: |
+        cat ${{ steps.Compile.outputs.compile-result }}
+        exit 1
+  pio_build:
+    runs-on: ubuntu-latest
+    name: PlatformIO test
+    steps:
+      # First of all, clone the repo using the checkout action.
+    - name: Checkout
+      uses: actions/checkout@master
+
+    - name: PlatformIO
+      id: Compile
+      uses: ./.github/actions/pio-build

.gitignore

@@ -1,8 +1,37 @@
-*.orig
-*.swp
-.DS_Store
+# Specific
 astyle.out
 boards.local.txt
 platform.local.txt
-*.code-workspace
-.vscode
+path_config.json
+update_config.json
+
+# Backup
+*.bak
+*.gho
+*.ori
+*.swp
+*.tmp
+
+# macOS
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Patch
+*.orig
+*.rej
+
+# Python
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# VisualStudioCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+*.code-workspace