updated protocol to use better ascii chars

src/SerialConnection.h

@@ -18,15 +18,13 @@
 *
 */
 
+#include <Arduino.h>
+
 class SerialConnection
 {
     private:
-        int serialBufferSize = 512;
-        char serialBuffer[512];
-        char serialData[512] = {0};
-
-        const char packetStartMarker = '<';
-        const char packetEndMarker = '>';
+        int serialBufferSize = 265;
+        char serialBuffer[265];
 
         // Receiving a new packet
         boolean newSerialData = false;
@@ -41,34 +39,21 @@ class SerialConnection
         Stream *serialRefrence;
 
     public:
-        void init(int serialIndex, unsigned long serialBaud);
-        void send(char * data);
+        const char packetStartMarker = 180;
+        const char packetMidMarker = 196;
+        const char packetEndMarker = 195;
+
+        void init(HardwareSerial &serialHandle, unsigned long serialBaud);
+        void send(char* data);
         char* handle();
-        char* getPacketMarker(int type);
         int getBufferSize();
         
 };
 
-void SerialConnection::init(int serialIndex, unsigned long serialBaud) {
-    if (serialIndex == 0) {
-        Serial.begin(serialBaud);
-        serialRefrence = &Serial;
-    } 
-    
-    else if (serialIndex == 1) {
-        Serial1.begin(serialBaud);
-        serialRefrence = &Serial1;
-    }
-
-    else if (serialIndex == 2) {
-        Serial2.begin(serialBaud);
-        serialRefrence = &Serial2;
-    }
-
-    else if (serialIndex == 3) {
-        Serial3.begin(serialBaud);
-        serialRefrence = &Serial3;
-    }
+void SerialConnection::init(HardwareSerial &serialHandle, unsigned long serialBaud) {
+    // serialBuffer[serialBufferSize] = {0};
+    serialRefrence = &serialHandle;
+    serialHandle.begin(serialBaud);
 };
 
 char* SerialConnection::handle() {
@@ -105,18 +90,10 @@ char* SerialConnection::handle() {
     return NULL;
 };
 
-void SerialConnection::send(char * data) {
+void SerialConnection::send(char* data) {
     serialRefrence->println(data);
 };
 
-char* SerialConnection::getPacketMarker(int type) {
-    if (type == 0) {
-        return "<";
-    } else {
-        return ">";
-    }
-};
-
 int SerialConnection::getBufferSize() {
     return (int)serialBufferSize;
 };