From 162261e54ff83b591fef394a8f606b394d3057fa Mon Sep 17 00:00:00 2001
From: Arne van Iterson <arne@arnweb.nl>
Date: Wed, 20 May 2020 19:54:05 +0200
Subject: [PATCH] Receiving serial data / commands is working

---
 arduino-mixer.ino | 25 ++++++++++++++++---------
 1 file changed, 16 insertions(+), 9 deletions(-)

diff --git a/arduino-mixer.ino b/arduino-mixer.ino
index 729fabe..9360aff 100644
--- a/arduino-mixer.ino
+++ b/arduino-mixer.ino
@@ -152,7 +152,6 @@ void drawName(String name) {
 }
 
 // Check for button input
-// TODO: Add rotary encoder support
 void checkInput(unsigned long time) {
   long newPosition = encoder.read();
   if (newPosition != position) {
@@ -200,7 +199,8 @@ char receivedChars[numChars];
 char tempChars[numChars];  
 
 char command[numChars] = {0};
-int data = 0;
+char data[numChars] = {0};
+int intData = 0;
 
 boolean newData = false;
 
@@ -211,15 +211,20 @@ void processData() {
 
         strcpy(tempChars, receivedChars);
         
+        char * strtokIndx;
 
-        
-        char * strtokIndx; // this is used by strtok() as an index
-
-        strtokIndx = strtok(tempChars,",");      // get the first part - the string
-        strcpy(messageFromPC, strtokIndx); // copy it to messageFromPC
+        strtokIndx = strtok(tempChars,",");
+        strcpy(command, strtokIndx);
+        Serial.print("Command: ");
+        Serial.println(command);
  
-        strtokIndx = strtok(NULL, ","); // this continues where the previous call left off
-        integerFromPC = atoi(strtokIndx);     // convert this part to an integer
+        strtokIndx = strtok(NULL, ",");
+        if (atoi(strtokIndx) > 0) // Integer data
+        {
+          intData = atoi(strtokIndx);
+        } else { // String data
+          strcpy(data, strtokIndx);
+        }
 
         newData = false;
     }
@@ -255,6 +260,8 @@ void checkSerial() {
             recvInProgress = true;
         }
     }
+
+    processData();
 }
 
 // Init arduino