“(SKU:ELB040404)ULN2803步进电机驱动板”的版本间的差异

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样例代码
第29行: 第29行:
 
===样例代码===
 
===样例代码===
 
<pre style="color:blue">
 
<pre style="color:blue">
 +
int Pin0 = 4;
 +
int Pin1 = 5;
 +
int Pin2 = 6;
 +
int Pin3 = 7;
 +
int _step = 0;
 +
boolean dir = true;//正反转
 +
int stepperSpeed = 1;//电机转速,3ms一步
  
 +
void setup(){
 +
  pinMode(Pin0, OUTPUT);
 +
  pinMode(Pin1, OUTPUT);
 +
  pinMode(Pin2, OUTPUT);
 +
  pinMode(Pin3, OUTPUT);
 +
}
 +
 +
void loop(){
 +
  switch(_step){
 +
    case 0:
 +
      digitalWrite(Pin0, LOW);
 +
      digitalWrite(Pin1, LOW);
 +
      digitalWrite(Pin2, LOW);
 +
      digitalWrite(Pin3, HIGH);
 +
    break;
 +
    case 1:
 +
      digitalWrite(Pin0, LOW);
 +
      digitalWrite(Pin1, LOW);
 +
      digitalWrite(Pin2, HIGH);
 +
      digitalWrite(Pin3, HIGH);
 +
    break;
 +
    case 2:
 +
      digitalWrite(Pin0, LOW);
 +
      digitalWrite(Pin1, LOW);
 +
      digitalWrite(Pin2, HIGH);
 +
      digitalWrite(Pin3, LOW);
 +
    break;
 +
    case 3:
 +
      digitalWrite(Pin0, LOW);
 +
      digitalWrite(Pin1, HIGH);
 +
      digitalWrite(Pin2, HIGH);
 +
      digitalWrite(Pin3, LOW);
 +
    break;
 +
    case 4:
 +
      digitalWrite(Pin0, LOW);
 +
      digitalWrite(Pin1, HIGH);
 +
      digitalWrite(Pin2, LOW);
 +
      digitalWrite(Pin3, LOW);
 +
    break;
 +
    case 5:
 +
      digitalWrite(Pin0, HIGH);
 +
      digitalWrite(Pin1, HIGH);
 +
      digitalWrite(Pin2, LOW);
 +
      digitalWrite(Pin3, LOW);
 +
    break;
 +
      case 6:
 +
      digitalWrite(Pin0, HIGH);
 +
      digitalWrite(Pin1, LOW);
 +
      digitalWrite(Pin2, LOW);
 +
      digitalWrite(Pin3, LOW);
 +
    break;
 +
    case 7:
 +
      digitalWrite(Pin0, HIGH);
 +
      digitalWrite(Pin1, LOW);
 +
      digitalWrite(Pin2, LOW);
 +
      digitalWrite(Pin3, HIGH);
 +
    break;
 +
    default:
 +
      digitalWrite(Pin0, LOW);
 +
      digitalWrite(Pin1, LOW);
 +
      digitalWrite(Pin2, LOW);
 +
      digitalWrite(Pin3, LOW);
 +
    break;
 +
  }
 +
  if(dir){
 +
    _step++;
 +
  }else{
 +
    _step--;
 +
  }
 +
  if(_step>7){
 +
    _step=0;
 +
  }
 +
  if(_step<0){
 +
    _step=7;
 +
  }
 +
  delay(stepperSpeed);
 +
}
 
</pre>
 
</pre>
  

2017年6月9日 (五) 16:57的版本

直流马达驱动模块 L9110双路电机驱动模块



产品参数

  • 尺寸:52*39mm
  • 固定孔:3mm
  • 端口:数字
  • 芯片:ULN2803(内含8路达林顿三极管驱动器)
  • 驱动电压:5V(推荐)7-24V(通过跳线切换只外部供电)
  • 输出电流:500mA(总电流)
  • 可驱动8路低电平设备或2个五线步进电机
  • 平台:Arduino、单片机

产品特性

  • 采用ULN2803,可驱动8路低电平设备
  • 可以让Arduino通过低电平直接驱动继电器、12V LED灯带、步进电机等
  • 板载电压输入跳线,可以直接用Arduino供电,也可以通过外部供电驱动高电压设备
  • 可以直接驱动8个继电器,或者8路12V LED灯带
  • 输入端采用Arduino 3P接口可以直接连接传感器板,彩色插针,方便连接
  • 完全替代7路输出的ULN2003驱动板,直接兼容

使用教程

  • 直流马达驱动模块 L9110双路电机驱动模块LINE.jpg

样例代码

int Pin0 = 4;
int Pin1 = 5;
int Pin2 = 6;
int Pin3 = 7;
int _step = 0;
boolean dir = true;//正反转
int stepperSpeed = 1;//电机转速,3ms一步

void setup(){
  pinMode(Pin0, OUTPUT);
  pinMode(Pin1, OUTPUT);
  pinMode(Pin2, OUTPUT);
  pinMode(Pin3, OUTPUT);
}
 
void loop(){
  switch(_step){
    case 0:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, HIGH);
    break;
    case 1:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, HIGH);
      digitalWrite(Pin3, HIGH);
    break;
    case 2:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, HIGH);
      digitalWrite(Pin3, LOW);
    break;
    case 3:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, HIGH);
      digitalWrite(Pin2, HIGH);
      digitalWrite(Pin3, LOW);
    break;
    case 4:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, HIGH);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, LOW);
    break;
    case 5:
      digitalWrite(Pin0, HIGH);
      digitalWrite(Pin1, HIGH);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, LOW);
    break;
      case 6:
      digitalWrite(Pin0, HIGH);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, LOW);
    break;
    case 7:
      digitalWrite(Pin0, HIGH);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, HIGH);
    break;
    default:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, LOW);
    break;
  }
  if(dir){
    _step++;
  }else{
    _step--;
  }
  if(_step>7){
    _step=0;
  }
  if(_step<0){
    _step=7;
  }
  delay(stepperSpeed);
}

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