Update arduino code

arduino_controller/arduino_controller.ino

@@ -44,6 +44,10 @@ void loop() {
     }
     Serial.write(Bluetooth.read());
   }
+  else {
+    //Serial.println("Bluetooth unavailable, waiting 2 secs");
+    //delay(2000);
+  }
 
   // Read from Arduino Serial Monitor and send it to the HC-05
   if (Serial.available()) {
@@ -85,8 +89,7 @@ unsigned long build_packet(void) {
   return built_packet;
 }
 
-void PrintBits32(unsigned long u)
-{
+void PrintBits32(unsigned long u) {
   char str[34];
   str[32] = '\n';
   str[33] = 0;

arduino_maze/arduino_maze.ino

@@ -1,9 +1,46 @@
+#include <SoftwareSerial.h>
+
+// TX/RX
+SoftwareSerial Bluetooth(11, 10);
+
 void setup() {
-  // put your setup code here, to run once:
+  Serial.begin(38400);
+  Serial.println("Serial Started");
+  Bluetooth.begin(38400);
+  Serial.println("Send 's' to sniff packets, 'h' to halt packets:");
+  delay(2000);
   
 }
 
+unsigned long pack = 0;
+
 void loop() {
-  // put your main code here, to run repeatedly:
-
+  // Read from HC-05 and send data to the Arduino Serial Monitor
+  if (Bluetooth.available()) {
+    Serial.write(Bluetooth.read());
+  }
+
+  // Read from Arduino Serial Monitor and send it to the HC-05
+  if (Serial.available()) {
+    char com = Serial.read();
+    Serial.write(com);
+    if (com == 's') {
+      Serial.println();
+      PrintBits32(pack);
+    }
+    Bluetooth.write(com);
+  }
+}
+
+void PrintBits32(unsigned long u) {
+  char str[34];
+  str[32] = '\n';
+  str[33] = 0;
+  for (int i = 31; i >= 0; i--)
+  {
+    str[i] = '0' + (u & 1);
+    u >>= 1;
+  }
+
+  Serial.print(str);
 }