Move to gitea

.gitignore

@@ -0,0 +1 @@
+build/

Makefile

@@ -1,5 +1,52 @@
-#FQBN = adafruit:samd:adafruit_trinket_m0
+PACKAGE = holiday-lights
-FQBN = adafruit:avr:protrinket5
 
-install: holiday-lights.ino
+FQBN_QTPY = adafruit:samd:adafruit_qtpy_m0
-	arduino --upload --board $(FQBN) $@
+FQBN_XIAO = Seeeduino:samd:seeed_XIAO_m0
+UF2_MOUNT = /mnt/chromeos/removable/Arduino
+ARDUINO_DIR = /app/Arduino
+BUILDER = flatpak run --command ${ARDUINO_DIR}/arduino-builder cc.arduino.arduinoide
+
+default: build/$(PACKAGE).qtpy.uf2 build/$(PACKAGE).xiao.uf2
+install: build/$(PACKAGE).xiao.uf2
+	./install.sh $< $(UF2_MOUNT) 
+
+clean:
+	rm -rf build/*
+
+# uf2conv.py is covered by an MIT license.
+build/uf2conv.py: build/uf2families.json
+	mkdir -p build
+	curl -L https://raw.githubusercontent.com/microsoft/uf2/master/utils/$(@F) > $@
+	chmod +x $@
+build/uf2families.json:
+	mkdir -p build
+	curl -L https://raw.githubusercontent.com/microsoft/uf2/master/utils/$(@F) > $@
+
+%.xiao.uf2: %.xiao.bin build/uf2conv.py
+	build/uf2conv.py -b 0x2000 -c -o $@ $<
+
+%.qtpy.uf2: %.qtpy.bin build/uf2conv.py
+	build/uf2conv.py -b 0x2000 -c -o $@ $<
+
+build/%.qtpy.bin: FQBN = $(FQBN_QTPY)
+build/%.xiao.bin: FQBN = $(FQBN_XIAO)
+build/$(PACKAGE).%.bin: $(PACKAGE).ino *.cpp *.h
+	mkdir -p build/$*
+	arduino-builder \
+		-build-cache ~/.cache/arduino \
+		-build-path build/$* \
+		-core-api-version 10813 \
+		-fqbn $(FQBN) \
+		-hardware ~/.arduino15/packages \
+		-tools $(ARDUINO_DIR)/tools-builder \
+		-tools ~/.arduino15/packages \
+		-hardware $(ARDUINO_DIR)/hardware \
+		-hardware ~/.arduino15/packages \
+		-built-in-libraries $(ARDUINO_DIR)/libraries \
+		-libraries ~/Arduino/libraries \
+		-compile \
+		$<
+	mv build/$*/$(<F).bin $@
+	
+upload: $(PACKAGE).ino
+	arduino --upload --board $(FQBN) $<

README.md

@@ -3,6 +3,8 @@ Holiday Lights
 
 Some twinkling lights for your tree/menorah/office/door/roof/habitrail.
 
+The canonical home for this code is https://git.woozle.org/neale/holiday-lights
+
 
 Materials
 ---------

holiday-lights.ino

@@ -1,39 +1,20 @@
-#if defined(__AVR_ATtiny85__)
-#define TINY
-#endif
-
 #include <FastLED.h>
 #include "Debounce.h"
 #include "durations.h"
 #include "morse.h"
 #include "pulse.h"
 
-// Do you want it to run forever, or cycle every 24 hours?
+// Which pins your LED strips are connected to
-#ifdef TINY
+#define NUM_OUTPUTS 2
-#define FOREVER true
+#define OUTPUT_PIN1 7
-#else
+#define OUTPUT_PIN2 8
-#define FOREVER false
-#endif
-
-// Which pin your LED strip is connected to
-#if defined(TINY)
-#define NEOPIXEL_PIN 3
-#elif defined(ADAFRUIT_TRINKET_M0)
-#define NEOPIXEL_PIN 2
-#else
-#define NEOPIXEL_PIN 6
-#endif
 
 // Which pin has the momentary switch to toggle full white.
 #define BUTTON_PIN 4
 
-// How many LEDs you have. It's okay if this is too big.
+// How many LEDs you have per output. It's okay if this is too big.
 #define LEDS_PER_GROUP 10
-#ifdef TINY
+#define NUM_GROUPS 10
-#define NUM_GROUPS 7
-#else
-#define NUM_GROUPS 20
-#endif
 #define NUM_LEDS (LEDS_PER_GROUP * NUM_GROUPS)
 
 // How many milliseconds between activity in one group
@@ -52,33 +33,22 @@
 // How long a dit lasts
 #define DIT_DURATION_MS 150
 
-// Color for all-white mode
-#define WHITE 0x886655
-
-// The Neopixel library masks interrupts while writing.
-// This means you lose time.
-// How much time do you lose?
-// I'm guessing 10 minutes a day.
-
-#define SNOSSLOSS_DAY (DURATION_DAY - (10 * DURATION_MINUTE))
-#define ON_FOR (6 * DURATION_HOUR)
-
 #define ARK "\x03\x04"
 const char *message = (
-
     "seasons greetings" ARK
     "happy holiday" ARK
     "merry xmas" ARK
     "happy new year" ARK
     "CQ CQ OF9X" ARK
-
 );
 
-CRGB leds[NUM_LEDS];
+CRGB leds[NUM_OUTPUTS][NUM_LEDS];
 Debounce button(BUTTON_PIN, false, true);
 
 void setup() {
-  FastLED.addLeds<WS2812, NEOPIXEL_PIN, RGB>(leds, NUM_LEDS);
+  FastLED.addLeds<WS2812, OUTPUT_PIN1, RGB>(leds[0], NUM_LEDS);
+  FastLED.addLeds<WS2812, OUTPUT_PIN2, RGB>(leds[1], NUM_LEDS);
+  FastLED.setTemperature(Tungsten40W);
   FastLED.setBrightness(52);
   pinMode(LED_BUILTIN, OUTPUT);
 }
@@ -100,94 +70,59 @@ uint8_t RandomHue() {
   }
 }
 
-Pulse mainPulse = Pulse(DELAY_MS);
 
 bool strandUpdate(unsigned long now, bool white) {
-  if (!mainPulse.Ticked(now)) {
+  static Pulse pulse = Pulse(DELAY_MS);
+  if (!pulse.Ticked(now)) {
     return false;
   }
 
-  for (int group = 0; group < NUM_GROUPS; ++group) {
+  for (int output = 0; output < NUM_OUTPUTS; output += 1) {
+    for (int group = 0; group < NUM_GROUPS; group += 1) {
       int pos = (group * LEDS_PER_GROUP) + random(LEDS_PER_GROUP);
       if (random(100) < GROUP_UPDATE_PROBABILITY) {
         uint8_t hue = 0;
-      uint8_t saturation = 255;
+        uint8_t saturation = white?0:255;
         uint8_t value = 255;
         if (random(100) < ACTIVITY) {
-        if (white) {
-          saturation = 0;
-        } else {
           hue = RandomHue();
-        }
         } else {
           value = 0;
         }
-      leds[pos] = CHSV(hue, saturation, value);
+        leds[output][pos] = CHSV(hue, saturation, value);
         group = (group + 1) % NUM_GROUPS;
       }
     }
-
-  return true;
   }
 
-bool black(unsigned long now) {
-  if (!mainPulse.Ticked(now)) {
-    return false;
-  }
-
-  FastLED.clear();
-
   return true;
 }
 
 bool morseUpdate(unsigned long now) {
   static MorseEncoder enc;
   static Pulse pulse = Pulse(DIT_DURATION_MS);
-  bool ret = false;
+  if (!pulse.Ticked(now)) {
+    return false;
+  }
 
-  if (pulse.Ticked(now)) {
   if (!enc.Tick()) {
     enc.SetText(message);
   }
-    ret = true;
+  leds[0][MORSE_PIXEL] = enc.Transmitting ? MORSE_COLOR : CRGB::Black;
-  }
-  leds[MORSE_PIXEL] = enc.Transmitting ? MORSE_COLOR : CRGB::Black;
 
-  return ret;
+  return true;
-}
-
-bool timeUpdate(unsigned long now, unsigned long timeLeft) {
-  unsigned int hoursLeft = timeLeft / DURATION_HOUR;
-  unsigned int minutesLeft = (timeLeft / DURATION_MINUTE) % 60;
-
-  int i;
-  for (i = 0; i < hoursLeft; ++i) {
-    leds[i] = CHSV(0, 255, 32);
-  }
-  if ((timeLeft / DELAY_MS) % minutesLeft == 0) {
-    leds[i]= CHSV(0, 255, 32);
-  } else {
-    leds[i] = CRGB::Black;
-  }
-  return false;
 }
 
 void loop() {
   bool white = false;
   bool update = false;
   unsigned long now = millis(); // Everybody uses the same time so we don't do spurious updates 5ms apart
-  unsigned long timeOfDay = now % DURATION_DAY;
 
   button.read();
   white = (button.count() % 2 == 1);
 
-  if (FOREVER || white || (timeOfDay < ON_FOR)) {
   update |= strandUpdate(now, white);
-    update |= morseUpdate(now);
+  //update |= morseUpdate(now);
-  } else {
-    update |= black(now);
-    update |= timeUpdate(now, DURATION_DAY - timeOfDay);
-  }
 
   if (update) {
     FastLED.show();

install.sh

@@ -0,0 +1,15 @@
+#! /bin/sh
+
+src=$1
+dst=$2
+
+info=$dst/INFO_UF2.txt
+echo -n "Waiting for $info to appear..."
+while ! [ -f $info ]; do
+    echo -n "."
+    sleep 1
+done
+echo "👍"
+
+cp $src $dst
+echo "Installed!"