/* arm.c */

#define POT_ARM_TOP 13
#define POT_ARM_90 100.0

int set_arm_pos(float angle)
{
  set_servo_pos(SERVO_ARM, angle);
}

float get_arm_pot_angle()
{
  return ((float)(analog(PORT_POT_ARM)-POT_ARM_TOP))*PI_2/POT_ARM_90;
}

float get_arm_servo_angle()
{
  return get_servo_pos(SERVO_ARM);
}