diff --git a/stage2/Makefile b/stage2/Makefile
index 8b8c98e..6982a40 100644
--- a/stage2/Makefile
+++ b/stage2/Makefile
@@ -1,4 +1,4 @@
-BOARD :=	adafruit_feather_m4
+BOARD :=	m4
 FIRMWARE :=	.pioenvs/$(BOARD)/firmware.bin
 SOURCES :=					\
 		src/main.cc
diff --git a/stage2/platformio.ini b/stage2/platformio.ini
index 68287bb..b462576 100644
--- a/stage2/platformio.ini
+++ b/stage2/platformio.ini
@@ -27,8 +27,8 @@ lib_deps =
     SPI
     Wire
 
-[env:adafruit_feather_m4]
+[env:m4]
 board = adafruit_feather_m4
 
-[env:adafruit_feather_m0]
+[env:m0]
 board = adafruit_feather_m0
diff --git a/stage2/src/main.cc b/stage2/src/main.cc
index 131bf02..f4e6810 100644
--- a/stage2/src/main.cc
+++ b/stage2/src/main.cc
@@ -2,6 +2,8 @@
 
 
 Adafruit_NeoPixel pixels(1, 11, NEO_GRB + NEO_KHZ800);
+auto cOff = pixels.Color(0, 0, 0);
+auto cGreen = pixels.Color(0, 255, 0);
 auto cRed = pixels.Color(255, 0, 0);
 auto cBlue = pixels.Color(0, 0, 255);
 
@@ -16,12 +18,9 @@ setup()
 }
 
 
-void
-loop()
+bool
+blink(bool on)
 {
-	static bool	on = false;
-	Serial.println("blink");
-
 	if (on) {
 		for (int i = 10; i < 255; i++) {
 			auto c = pixels.Color(0, (uint8_t)i, 0);
@@ -39,4 +38,30 @@ loop()
 		}
 		on = true;
 	}
+
+	return on;
+}
+
+
+void
+pixelOn(uint32_t c)
+{
+	pixels.setPixelColor(0, c);
+	pixels.show();
+}
+
+void
+pixelOff()
+{
+	pixels.setPixelColor(0, cOff);
+	pixels.show();
+}
+
+
+void
+loop()
+{
+	static bool	on = false;
+
+	on = blink(on);
 }