diff --git a/.github/workflows/compile-examples.yml b/.github/workflows/compile-examples.yml
index e50456a..61c3708 100644
--- a/.github/workflows/compile-examples.yml
+++ b/.github/workflows/compile-examples.yml
@@ -34,36 +34,47 @@ jobs:
           - fqbn: arduino:samd:mkrzero
             platforms: |
               - name: arduino:samd
+            artifact-name-suffix: arduino-samd-mkrzero
           - fqbn: arduino:samd:mkr1000
             platforms: |
               - name: arduino:samd
+            artifact-name-suffix: arduino-samd-mkr1000
           - fqbn: arduino:samd:mkrwifi1010
             platforms: |
               - name: arduino:samd
+            artifact-name-suffix: arduino-samd-mkrwifi1010
           - fqbn: arduino:samd:mkrfox1200
             platforms: |
               - name: arduino:samd
+            artifact-name-suffix: arduino-samd-mkrfox1200
           - fqbn: arduino:samd:mkrwan1300
             platforms: |
               - name: arduino:samd
+            artifact-name-suffix: arduino-samd-mkrwan1300
           - fqbn: arduino:samd:mkrwan1310
             platforms: |
               - name: arduino:samd
+            artifact-name-suffix: arduino-samd-mkrwan1310
           - fqbn: arduino:samd:mkrgsm1400
             platforms: |
               - name: arduino:samd
+            artifact-name-suffix: arduino-samd-mkrgsm1400
           - fqbn: arduino:samd:mkrnb1500
             platforms: |
               - name: arduino:samd
+            artifact-name-suffix: arduino-samd-mkrnb1500
           - fqbn: arduino:samd:mkrvidor4000
             platforms: |
               - name: arduino:samd
+            artifact-name-suffix: arduino-samd-mkrvidor4000
           - fqbn: arduino:mbed_portenta:envie_m7
             platforms: |
               - name: arduino:mbed_portenta
+            artifact-name-suffix: arduino-mbed_portenta-envie_m7
           - fqbn: arduino:mbed_opta:opta
             platforms: |
               - name: arduino:mbed_opta
+            artifact-name-suffix: arduino-suffix-opta
 
     steps:
       - name: Checkout repository
@@ -86,8 +97,8 @@ jobs:
           sketches-report-path: ${{ env.SKETCHES_REPORTS_PATH }}
 
       - name: Save sketches report as workflow artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           if-no-files-found: error
           path: ${{ env.SKETCHES_REPORTS_PATH }}
-          name: ${{ env.SKETCHES_REPORTS_PATH }}
+          name: sketches-report-${{ matrix.board.artifact-name-suffix }}
diff --git a/.github/workflows/report-size-deltas.yml b/.github/workflows/report-size-deltas.yml
index 652be5d..39e2a0a 100644
--- a/.github/workflows/report-size-deltas.yml
+++ b/.github/workflows/report-size-deltas.yml
@@ -20,5 +20,5 @@ jobs:
       - name: Comment size deltas reports to PRs
         uses: arduino/report-size-deltas@v1
         with:
-          # The name of the workflow artifact created by the sketch compilation workflow
-          sketches-reports-source: sketches-reports
+          # Regex matching the names of the workflow artifacts created by the "Compile Examples" workflow
+          sketches-reports-source: ^sketches-report-.+
diff --git a/.github/workflows/sync-labels.yml b/.github/workflows/sync-labels.yml
index 9cde1ac..47ac50a 100644
--- a/.github/workflows/sync-labels.yml
+++ b/.github/workflows/sync-labels.yml
@@ -70,7 +70,7 @@ jobs:
           file-url: https://raw.githubusercontent.com/arduino/tooling-project-assets/main/workflow-templates/assets/sync-labels/${{ matrix.filename }}
 
       - name: Pass configuration files to next job via workflow artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           path: |
             *.yaml
@@ -108,13 +108,13 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Download configuration files artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: ${{ env.CONFIGURATIONS_ARTIFACT }}
           path: ${{ env.CONFIGURATIONS_FOLDER }}
 
       - name: Remove unneeded artifact
-        uses: geekyeggo/delete-artifact@v2
+        uses: geekyeggo/delete-artifact@v4
         with:
           name: ${{ env.CONFIGURATIONS_ARTIFACT }}
 
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..9f11b75
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.idea/
diff --git a/src/RS485.h b/src/RS485.h
index 8d01799..b2b6009 100644
--- a/src/RS485.h
+++ b/src/RS485.h
@@ -46,6 +46,13 @@
 #endif
 #endif
 
+#ifdef CUSTOM_RS485_DEFAULT_DE_PIN
+# define RS485_DEFAULT_DE_PIN CUSTOM_RS485_DEFAULT_DE_PIN
+#endif
+
+#ifdef CUSTOM_RS485_DEFAULT_RE_PIN
+# define RS485_DEFAULT_RE_PIN CUSTOM_RS485_DEFAULT_RE_PIN
+#endif
 
 #define RS485_DEFAULT_PRE_DELAY 50
 #define RS485_DEFAULT_POST_DELAY 50