Move print helpers to Hotdog.ino

HDPacketBuilder.h

@@ -166,18 +166,3 @@ void calculateCRC() { // must be called after the buffer has been filled
   buf[length + 2] = checksum1; // Checksum
   buf[length + 3] = checksum2; // Checksum
 }
-
-void printHex(uint8_t num) {  //print a byte as two hex chars
-  char hexCar[3];
-  sprintf(hexCar, "%02X", num);
-  Serial.print(hexCar);
-}
-
-void printBuffer() //print a byte array as hex chars
-{
-  uint8_t bytecount = buf[0] + 3;
-  for (int i = 0; i < bytecount; i++) {
-    printHex(buf[i]);
-  }
-  Serial.println();
-}

Hotdog.ino

@@ -54,17 +54,17 @@ void onConnectionEstablished() {
     uint16_t shadeID = 0x0400;
     if (payload == "OPEN") {
       constructUpPacket(shadeID);
-      printByteArray(buf);
+      printPacket(buf);
       Serial.println();
       sendCommand(buf);
     } else if (payload == "CLOSE") {
       constructDownPacket(shadeID);
-      printByteArray(buf);
+      printPacket(buf);
       Serial.println();
       sendCommand(buf);
     } else if (payload == "STOP") {
       constructStopPacket(shadeID);
-      printByteArray(buf);
+      printPacket(buf);
       Serial.println();
       sendCommand(buf);
     }
@@ -122,3 +122,21 @@ void sendCommand(byte * byteArray) //transmit a command
   rollingCode1++;
   rollingCode2++;
 }
+
+void printHex(const uint8_t num) {  //print a byte as two hex chars
+  if (num < 0x10) {
+    Serial.print("0");
+  }
+  Serial.print(num, HEX);
+}
+
+void printByteArray(const uint8_t * byteArray, const int arraySize) { //print a byte array as hex chars
+  for (int i = 0; i < arraySize; i++) {
+    printHex(byteArray[i]);
+  }
+}
+
+void printPacket(const uint8_t *buffer) {
+  uint8_t length = buffer[1] + 4;
+  printByteArray(buffer, length);
+}