用于 2 辆 DC 汽车的 arduino IDE 代码,带有 L298 和超声波和蓝牙控制与安卓
arduino IDE code for 2 DC car with L298 and ultrasonic and bluetooth control with android
我想让我的车与机器人一起移动,如果距离 20 厘米旋转。这是我编写的代码:
#include "SoftwareSerial.h"
#include "Ultrasonic.h"
int distance = 0;
int UltrasonicData;
Ultrasonic ultrasonic (12,13);
const int IN1=3;
const int IN2=5;
const int IN3=6;
const int IN4=9;
boolean Rotate=true;
int BluetoothData;
SoftwareSerial HC05(1,0); // RX, TX
int SPEED_Control=200;
void setup() {
pinMode( IN1 ,OUTPUT);// Right Motor 1st wire
pinMode( IN2 ,OUTPUT);// Right Motor 2nd wire
pinMode( IN3 ,OUTPUT);// left Motor 1st wire
pinMode( IN4 ,OUTPUT);// left Motor 2nd wire
HC05.begin(9600);
}
void FORWARD(int Speed){
analogWrite(IN1,0);
analogWrite(IN2,Speed);
analogWrite(IN3,Speed);
analogWrite(IN4,0);
}
void BACKWARD(int Speed){
//When we want to let Motor To Rotate Counter clock wise
// just void this part on the loop section .
analogWrite(IN1,Speed);
analogWrite(IN2,0);
analogWrite(IN3,0);
analogWrite(IN4,Speed);
}
void LEFT(int Speed){
analogWrite(IN1,0);
analogWrite(IN2,Speed);
analogWrite(IN3,0);
analogWrite(IN4,Speed);
}
void RIGHT(int Speed){
analogWrite(IN1,Speed);
analogWrite(IN2,0);
analogWrite(IN3,Speed);
analogWrite(IN4,0);
}
void Stop(){
analogWrite(IN1,0);
analogWrite(IN2,0);
analogWrite(IN3,0);
analogWrite(IN4,0);
}
void loop() {
if(ultrasonic.available()){
UltrasonicData=ultrasonic.read();
Serial.println(ultrasonic);}
distance=ultrasonic.Ranging(CM);
Rotate=!Rotate ;// Random direction
if(UltrasonicData<=20 &&Rotate==true ){
RIGHT(120);
}
if(UltrasonicData<=20 &&Rotate==false){
LEFT(120);
}
if (HC05.available()){
BluetoothData=HC05.read();
Serial.println(BluetoothData);
if(BluetoothData=='F'){ // if number 1 pressed ....
FORWARD(SPEED_Control);
}
if(BluetoothData=='B'){ // if number 1 pressed ....
BACKWARD(SPEED_Control);
}
if(BluetoothData=='L'){ // if number 1 pressed ....
RIGHT(SPEED_Control);
}
if(BluetoothData=='R'){ // if number 1 pressed ....
LEFT(SPEED_Control);
}
if(BluetoothData=='S'){ // if number 1 pressed ....
Stop();
}
if(BluetoothData=='0'){ SPEED_Control=0 ;}//Speed
if(BluetoothData=='1'){ SPEED_Control=50; }//Speed
if(BluetoothData=='2'){ SPEED_Control=100; }//Speed
if(BluetoothData=='3'){ SPEED_Control=120; }//Speed
if(BluetoothData=='4'){ SPEED_Control=140; }//Speed
if(BluetoothData=='5'){ SPEED_Control=160; }//Speed
if(BluetoothData=='6'){ SPEED_Control=180; }//Speed
if(BluetoothData=='7'){ SPEED_Control=200; }//Speed
if(BluetoothData=='8'){ SPEED_Control=220; }//Speed
if(BluetoothData=='9'){ SPEED_Control=240; }//Speed
if(BluetoothData=='q'){ SPEED_Control=255; }//Speed
}
}
问题:我收到以下错误
C:\程序文件 (x86)\Arduino\hardware\arduino\avr\cores\arduino/Print.h:81:12: 注意: 候选人期望 0 个参数,提供 1 个参数
您从未初始化串行显示器。
Serial.begin(9600)
或者您想要的任何波特率。