Add triple-tap lights-off and fix LED pin to D5

- Triple tap turns off LEDs; any subsequent tap or hold resumes the current show
- Change LED_DATA_PIN default from 6 to 5 across config, docs, and wiring diagram
- Fix Makefile upload to pass --input-dir so it uses the pre-built binary

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

DETAILS.md

@@ -43,6 +43,7 @@ Button handling uses the [OneButton](https://github.com/mathertel/OneButton) lib
 
 - **Single tap** → next show
 - **Double tap** → previous show
+- **Triple tap** → lights off; any subsequent tap or hold resumes the current show
 - **Long press** → reset to show 0
 
 The key timing values (configured via `setClickMs` and `setPressMs`):
@@ -104,12 +105,12 @@ Edit `config.h`:
 // WS2812B (default)
 #define LED_TYPE    WS2812B
 #define COLOR_ORDER GRB
-#define LED_DATA_PIN 6
+#define LED_DATA_PIN 5
 
 // APA102 / Dotstar (two-wire)
 // #define LED_TYPE     APA102
 // #define COLOR_ORDER  BGR
-// #define LED_DATA_PIN  6
+// #define LED_DATA_PIN  5
 // #define LED_CLOCK_PIN 7
 ```
 
@@ -129,8 +130,8 @@ static CRGB leds_a[NUM_LEDS];
 static CRGB leds_b[NUM_LEDS];
 
 void leds_begin() {
-    FastLED.addLeds<LED_TYPE, 6, COLOR_ORDER>(leds_a, NUM_LEDS);
-    FastLED.addLeds<LED_TYPE, 5, COLOR_ORDER>(leds_b, NUM_LEDS);
+    FastLED.addLeds<LED_TYPE, 5, COLOR_ORDER>(leds_a, NUM_LEDS);
+    FastLED.addLeds<LED_TYPE, 6, COLOR_ORDER>(leds_b, NUM_LEDS);
     FastLED.setBrightness(MAX_BRIGHTNESS);
     FastLED.clear(true);
 }

Makefile

@@ -44,7 +44,7 @@ upload: shows build
 		echo ""; \
 		exit 1; \
 	fi
-	arduino-cli upload --fqbn $(FQBN) --port $(PORT) $(SKETCH)
+	arduino-cli upload --fqbn $(FQBN) --port $(PORT) --input-dir $(BUILD_DIR) $(SKETCH)
 	@echo ""
 	@echo "  Uploaded to $(PORT). The show starts immediately."
 

README.md

@@ -26,10 +26,11 @@ SPDX-License-Identifier: BSD-2-Clause
 ### LED strip
 
 ```
-Arduino                 WS2812B strip
-───────                 ─────────────
-GND ──────────────────── GND
-D6  ──── [470Ω] ──────── DIN (data in)
+Arduino                 WS2812B strip wire colors
+───────                 ──────────────────────────
+5V  ──────────────────── red   (VCC)
+GND ──────────────────── white (GND)
+D5  ──── [470Ω] ──────── green (DIN — data in)
 ```
 
 Power the strip separately — see the power warning below.
@@ -51,6 +52,7 @@ Uses the internal pull-up resistor. No external resistor needed. Pin 2 can be ch
 |-------|--------|
 | 1 tap | Next show |
 | 2 taps | Previous show |
+| 3 taps | Lights off (any tap or hold resumes) |
 | Hold (~0.8s) | Reset to show 0 (blue breath) |
 
 ### Power warning — read this
@@ -80,7 +82,7 @@ Arduino IDE: **Sketch → Include Library → Manage Libraries**, then install b
 ### 2. Configure your hardware
 
 Edit `arduino/cosplay_lights/config.h`:
-- `LED_DATA_PIN` — pin connected to the strip's DIN (default: 6)
+- `LED_DATA_PIN` — pin connected to the strip's DIN (default: 5)
 - `BUTTON_PIN` — pin the button is wired to (default: 2)
 - `NUM_LEDS` — total LED count on your strip (default: 60)
 - `MAX_BRIGHTNESS` — global brightness cap (default: 150)

arduino/cosplay_lights/config.h

@@ -18,7 +18,7 @@
 
 // -- Wiring --------------------------------------------------
 // Pin on the Arduino connected to the strip's DIN (data-in).
-#define LED_DATA_PIN  6
+#define LED_DATA_PIN  5
 
 // Clock pin — only needed for APA102/SK9822 strips.
 // #define LED_CLOCK_PIN 7
@@ -37,6 +37,7 @@
 // Uses INPUT_PULLUP — no external resistor needed.
 //   1 tap  → next show
 //   2 taps → previous show
+//   3 taps → lights off (any tap/hold resumes)
 //   hold   → reset to show 0 (blue breath)
 #define BUTTON_PIN  2
 

arduino/cosplay_lights/cosplay_lights.ino

@@ -5,6 +5,7 @@
  * A single button navigates between shows:
  *   1 tap  — next show
  *   2 taps — previous show
+ *   3 taps — lights off (any tap or hold resumes)
  *   hold   — reset to show 0 (blue breath)
  *
  * To add or update shows:
@@ -28,8 +29,10 @@ static ShowDef  s_show;                       // PROGMEM cache for the active sh
 static uint16_t s_step_index  = 0;
 static uint32_t s_step_start  = 0;
 static CRGB     s_from_color  = CRGB::Black;
+static bool     s_lights_off  = false;
 
 static void load_show(uint8_t index) {
+    s_lights_off = false;
     s_show_index = index;
     s_show       = read_show_def(&SHOWS[index]);
     s_step_index = 0;
@@ -76,6 +79,7 @@ void setup() {
     s_button.setPressMs(800);
     s_button.attachClick([]()          { load_show((s_show_index + 1) % SHOW_COUNT); });
     s_button.attachDoubleClick([]()    { load_show((s_show_index + SHOW_COUNT - 1) % SHOW_COUNT); });
+    s_button.attachMultiClick([]()     { if (s_button.getNumberClicks() == 3) { s_lights_off = true; leds_apply_color(CRGB::Black); leds_show(); } });
     s_button.attachLongPressStart([]() { load_show(0); });
 }
 
@@ -87,6 +91,8 @@ void loop() {
     if (now - s_last_frame < 16) return;
     s_last_frame = now;
 
+    if (s_lights_off) return;
+
     Step    step = read_step(&s_show.steps[s_step_index]);
     CRGB    to   = CRGB(step.r, step.g, step.b);
     uint8_t t8   = step_progress(step, now);