More work, lots of validation effort

platformio.ini

@@ -9,7 +9,7 @@
 ; https://docs.platformio.org/page/projectconf.html
 
 [platformio]
-default_envs = uno
+default_envs = mega
 
 [env:uno]
 platform = atmelavr
@@ -20,6 +20,18 @@ lib_deps =
 	pfeerick/elapsedMillis@^1.0.6
 	adafruit/Adafruit GFX Library@^1.11.9
 	arduino-libraries/SD@^1.3.0
+	apechinsky/MemoryFree@^0.3.0
+
+[env:mega]
+platform = atmelavr
+board = megaatmega2560
+framework = arduino
+lib_deps = 
+	fastled/FastLED@3.10.1
+	pfeerick/elapsedMillis@^1.0.6
+	adafruit/Adafruit GFX Library@^1.11.9
+	arduino-libraries/SD@^1.3.0
+	apechinsky/MemoryFree@^0.3.0
 
 [common]
 
@@ -32,3 +44,4 @@ lib_deps =
 	pixelmatix/SmartMatrix@^4.0.3
 	pfeerick/elapsedMillis@^1.0.6
 	adafruit/Adafruit GFX Library@^1.11.9
+	apechinsky/MemoryFree@^0.3.0