Add Arduino rewrite of firmware

.github/workflows/arduino.yaml

@@ -0,0 +1,69 @@
+---
+name: arduino
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+
+jobs:
+
+  build:
+    permissions: write-all
+
+    strategy:
+      matrix:
+        arduino-platform: ["esp8266:esp8266"]
+        include:
+          - arduino-platform: "esp8266:esp8266"
+            fqbn: "esp8266:esp8266:generic"
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          submodules: recursive
+
+      - name: Setup Arduino CLI
+        uses: arduino/setup-arduino-cli@v1
+
+      - name: Install platform
+        run: >
+          arduino-cli core install
+          --additional-urls=http://arduino.esp8266.com/stable/package_esp8266com_index.json
+          ${{ matrix.arduino-platform }}
+
+      - name: Install time lib
+        run: arduino-cli lib install time wifimanager ezTime
+
+      - name: Make timezones
+        run: python firmware/cities.py > firmware/cities.h
+
+      - name: Compile Sketch
+        run: >
+          arduino-cli compile --fqbn ${{ matrix.fqbn }} -e
+          firmware
+
+      - name: Create Release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: Release ${{ github.ref }}
+          draft: false
+          prerelease: false
+
+      - name: Upload Release Asset
+        id: upload-release-asset
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: ./firmware/build/esp8266.esp8266.generic/firmware.ino.bin
+          asset_name: nixiesp12.bin
+          asset_content_type: application/bin

.gitignore

@@ -3,9 +3,8 @@ _autosave*
 export
 *.kicad_pcb-bak
 *rescue.lib
-firmware/*.bin
 *.drl
-*.g*
+*.gcode
 *.ps
 *.zip
 fp-info-cache

firmware/.gitignore

@@ -0,0 +1,2 @@
+build
+cities.h

firmware/Makefile

@@ -1,23 +1,21 @@
-NAME=esp8266-1m-20210618-v1.16.bin
+SKETCH_FOLDER := $(shell dirname $(realpath $(firstword $(MAKEFILE_LIST))))
+UPLOAD_PORT ?= /dev/ttyUSB0
 
-flash:
-	wget -c http://micropython.org/resources/firmware/${NAME}
-	esptool.py -p /dev/ttyUSB0 write_flash --flash_size=1MB 0 ${NAME}
+all: $(SKETCH_FOLDER)/build/firmware.ino.bin
 
-erase:
-	esptool.py -p /dev/ttyUSB0 erase_flash
+$(SKETCH_FOLDER)/cities.h: cities.py
+	python3 cities.py > $(SKETCH_FOLDER)/cities.h
 
-upload:
-	ampy -p /dev/ttyUSB0 put picoweb.py
-	ampy -p /dev/ttyUSB0 put timezone.py
-	ampy -p /dev/ttyUSB0 put main.py
+$(SKETCH_FOLDER)/build/firmware.ino.bin: $(SKETCH_FOLDER)/firmware.ino $(SKETCH_FOLDER)/cities.h
+	arduino-cli compile -e -b esp8266:esp8266:generic $(SKETCH_FOLDER)
 
-console:
-	echo "Ctrl-A + Ctrl-Q to close Picocom"
-	picocom -b115200 /dev/ttyUSB0
+deps:
+	arduino-cli core install \
+	--additional-urls=http://arduino.esp8266.com/stable/package_esp8266com_index.json esp8266:esp8266
+	arduino-cli lib install wifimanager ESP8266TimerInterrupt ezTime
 
-clone_read:
-	esptool.py -p /dev/ttyUSB0  read_flash 0 0x100000 clone.bin
+flash: $(SKETCH_FOLDER)/firmware.ino.bin
+	arduino-cli upload -b esp8266:esp8266:generic -p $(UPLOAD_PORT) $(SKETCH_FOLDER)
 
-clone_write:
-	esptool.py -p /dev/ttyUSB0 write_flash --flash_size=1MB 0 clone.bin
+console:
+	picocom -b 9600 $(UPLOAD_PORT)

firmware/cities.py

@@ -0,0 +1,42 @@
+import requests
+import csv
+
+# Looks like ESP-IDF pulls in whole POSIX stack
+# Some forums mention ESP-IDF uses this CSV
+
+coords = {}
+
+r = requests.get("https://gist.githubusercontent.com/erdem/8c7d26765831d0f9a8c62f02782ae00d/raw/248037cd701af0a4957cce340dabb0fd04e38f4c/countries.json")
+data = r.json()
+for j in data:
+    for tz in j["timezones"]:
+        coords[tz] = j["latlng"]
+
+
+r = requests.get("https://raw.githubusercontent.com/nayarsystems/posix_tz_db/master/zones.csv")
+cr = csv.reader(r.text.splitlines(), delimiter=',', quotechar='"')
+
+print("""const char cities[] = R"(
+<br/>
+<label for="city">Nearest city</label>
+<select name="city" id="city" onchange="
+document.getElementById('timezone').value = this.value;
+document.getElementById('long').value = this.options[this.selectedIndex].dataset.long;
+document.getElementById('lat').value = this.options[this.selectedIndex].dataset.lat;
+">""")
+for name, code in cr:
+    if name.startswith("Etc/"):
+        continue
+    if not name.startswith("Europe/"):
+        continue
+    longlat = coords.get(name)
+    selected = name == "Europe/Tallinn"
+    print("""<option value="%s" data-long="%s" data-lat="%s"%s>%s</option>""" % (
+        code,
+        int(longlat[0]) if longlat else "",
+        int(longlat[1]) if longlat else "",
+        " selected" if selected else "",
+        name))
+print("""</select>
+)";
+""")