move variables to tighter scope

[challenge-bot] / build-stages / g_follow / g_follow.ino

diff --git a/build-stages/g_follow/g_follow.ino b/build-stages/g_follow/g_follow.ino
index 54c7967200fb0fde1a09ffe133f09bdbe5fb8b79..344c46e76a67898134e4af8600c11d8930763d57 100644 (file)
--- a/build-stages/g_follow/g_follow.ino
+++ b/build-stages/g_follow/g_follow.ino
@@ -14,24 +14,20 @@
  */
 
 // define which pins are connected to which components
-int right_motor_speed_pin = 3;
-int right_motor_forward_pin = 4;
-int right_motor_backward_pin = 5;
+int right_motor_forward_pin = 3;
+int right_motor_backward_pin = 4;
+int right_motor_speed_pin = 5;
 
 int right_echo_pin = 6;
 int right_trigger_pin = 7;
 
-int left_motor_speed_pin = 8;
-int left_motor_forward_pin = 9;
-int left_motor_backward_pin = 10;
+int left_motor_forward_pin = 8;
+int left_motor_backward_pin = 9;
+int left_motor_speed_pin = 10;
 
 int left_echo_pin = 11;
 int left_trigger_pin = 12;
 
-// you'll need to adjust these based on your sonar sensor's behavior
-int desired_right_ping_time = 800;
-int desired_left_ping_time = 800;
-
 void on(int pin){
   digitalWrite(pin, HIGH);}
 
@@ -124,8 +120,9 @@ void loop(){
   int left_speed;
   int right_speed;
 
-  int forward_speed = 250;
-  int stop_speed = 0;
+  // you'll need to adjust these based on your sonar sensor's behavior
+  int desired_right_ping_time = 800;
+  int desired_left_ping_time = 800;
 
   unsigned int actual_left_ping_time = ping(left_trigger_pin, left_echo_pin);
   unsigned int actual_right_ping_time = ping(right_trigger_pin, right_echo_pin);