From 2e2e729545e1795ca633958624b089a96af5cbbe Mon Sep 17 00:00:00 2001
From: Danny Bessems <djpbessems@[...]>
Date: Fri, 16 Aug 2019 10:52:53 +0000
Subject: [PATCH] Update
 'Feather-M4-Express_NeoTrellis_Music-Maker-FeatherWing-w-Amp.ino'

---
 ...oTrellis_Music-Maker-FeatherWing-w-Amp.ino | 39 ++++---------------
 1 file changed, 7 insertions(+), 32 deletions(-)

diff --git a/Feather-M4-Express_NeoTrellis_Music-Maker-FeatherWing-w-Amp.ino b/Feather-M4-Express_NeoTrellis_Music-Maker-FeatherWing-w-Amp.ino
index b4be50d..09559ec 100644
--- a/Feather-M4-Express_NeoTrellis_Music-Maker-FeatherWing-w-Amp.ino
+++ b/Feather-M4-Express_NeoTrellis_Music-Maker-FeatherWing-w-Amp.ino
@@ -91,7 +91,6 @@ static struct ripple ripples[MAX_RIPPLES];
 
 //define a callback for key presses
 TrellisCallback blink(keyEvent evt){
-
   for(int i=0; i<MAX_RIPPLES; i++){
     if(ripples[i].center == -1){
       //create a new ripple here
@@ -116,25 +115,17 @@ Adafruit_VS1053_FilePlayer musicPlayer =
 void setup() {
   Serial.begin(115200);
 
-  // Wait for serial port to be opened, remove this line for 'standalone' operation
-  while (!Serial) { delay(1); }
-/*  delay(500);
-*/  
-  if (! musicPlayer.begin()) { // initialise the music player
-     Serial.println(F("Couldn't find VS1053, do you have the right pins defined?"));
-     while (1);
+  // Check availability of hardwarecomponents
+  if (!musicPlayer.begin() or !SD.begin(SD_CARDCS) or !trellis.begin()) {
+    Serial.println(F("Failed to initialize all hardwarecomponents (VS1053, Trellis or SD card)"));
+    while(1);
   }
-   
+
 /*
   // Leaving this here for reference purposes
   musicPlayer.sineTest(0x44, 500);
 */
-  
-  if (!SD.begin(SD_CARDCS)) {
-    Serial.println(F("SD failed, or not present"));
-    while (1);  // don't do anything more
-  }
-  
+
   // Set volume for left, right channels. lower numbers == louder volume!
   musicPlayer.setVolume(25,25);
   musicPlayer.useInterrupt(VS1053_FILEPLAYER_PIN_INT);  // DREQ int
@@ -144,14 +135,6 @@ void setup() {
 
   pinMode(NT_INTERRUPT, INPUT);
   randomSeed(analogRead(0));
-  
-  if(!trellis.begin()){
-    Serial.println("could not start trellis");
-    while(1);
-  }
-  else{
-    Serial.println("trellis started");
-  }
 
   for(int i=0; i<MAX_RIPPLES; i++)
     ripples[i].center = -1;
@@ -176,15 +159,7 @@ void setup() {
 }
 
 void loop() {
-  Serial.print(".");
-  // File is playing in the background
-/*  if (musicPlayer.stopped()) {
-    Serial.println("Done playing music");
-    while (1) {
-      delay(10);  // we're done! do nothing...
-    }
-  }
-*/  if (Serial.available()) {
+  if (Serial.available()) {
     char c = Serial.read();
     
     // if we get an 's' on the serial console, stop!