“(SKU:ARD030300)L298P Shield直流马达驱动”的版本间的差异
来自YwRobot Studio Wiki
YWrobot WB1(讨论 | 贡献) (→样例代码) |
YWrobot WB1(讨论 | 贡献) (→样例代码) |
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===样例代码=== | ===样例代码=== | ||
<pre style="color:blue"> | <pre style="color:blue"> | ||
| − | //This motor shield use Pin | + | //This motor shield use Pin 6,9,7,4 to control the motor |
// Simply connect your motors to M1+,M1-,M2+,M2- | // Simply connect your motors to M1+,M1-,M2+,M2- | ||
// Upload the code to Arduino/Roboduino | // Upload the code to Arduino/Roboduino | ||
// Through serial monitor, type 'a','s', 'w','d','x' to control the motor | // Through serial monitor, type 'a','s', 'w','d','x' to control the motor | ||
| − | int EN1 = | + | int EN1 = 6; |
| − | int EN2 = | + | int EN2 = 9; //Roboduino Motor shield uses Pin 9 |
| − | int IN1 = | + | int IN1 = 7; |
| − | int IN2 = | + | int IN2 = 4; //Latest version use pin 4 instead of pin 8 |
2019年6月19日 (三) 09:53的版本
产品参数
- 尺寸:65*55mm
- 重量:25g
- 逻辑电压:5V
- 端口:数字
- 驱动方式:双路H桥
- 驱动电压:7-12V (7-18V单独供电)
- 驱动电流:<2A
- 平台:Arduino
产品特性
- 全新原装正品L298P芯片
- 双出输出,电流最大2A
- 高速肖特续流基二极管,性能稳定
- 4IO控制两路马达转向、调速,节省IO
- 管脚完全兼容Arduino UNO R3
- 适用于智能机器人小车的电机驱动
- 可配合我店的MR2智能小车平台使用
使用教程
样例代码
//This motor shield use Pin 6,9,7,4 to control the motor
// Simply connect your motors to M1+,M1-,M2+,M2-
// Upload the code to Arduino/Roboduino
// Through serial monitor, type 'a','s', 'w','d','x' to control the motor
int EN1 = 6;
int EN2 = 9; //Roboduino Motor shield uses Pin 9
int IN1 = 7;
int IN2 = 4; //Latest version use pin 4 instead of pin 8
void Motor1(int pwm, boolean reverse)
{
analogWrite(EN1,pwm); //set pwm control, 0 for stop, and 255 for maximum speed
if(reverse)
{
digitalWrite(IN1,HIGH);
}
else
{
digitalWrite(IN1,LOW);
}
}
void Motor2(int pwm, boolean reverse)
{
analogWrite(EN2,pwm);
if(reverse)
{
digitalWrite(IN2,HIGH);
}
else
{
digitalWrite(IN2,LOW);
}
}
void setup()
{
int i;
for(i=4;i<=7;i++) //For Arduino Motor Shield
pinMode(i, OUTPUT); //set pin 4,5,6,7 to output mode
Serial.begin(9600);
}
void loop()
{
int x,delay_en;
char val;
while(1)
{
val = Serial.read();
if(val!=-1)
{
switch(val)
{
case 'w'://Move ahead
Motor1(100,true); //You can change the speed, such as Motor(50,true)
Motor2(100,true);
break;
case 'x'://move back
Motor1(100,false);
Motor2(100,false);
break;
case 'a'://turn left
Motor1(100,false);
Motor2(100,true);
break;
case 'd'://turn right
Motor1(100,true);
Motor2(100,false);
break;
case 's'://stop
Motor1(0,false);
Motor2(0,false);
break;
}
}
}
}
引脚分配图
| Pin | Function |
|---|---|
| Digital 4 | Motor 2 转向控制,高电平正转,低电平反转 |
| Digital 5 | Motor 2 PWM调速控制,范围0-255,0电机停转,255电机最大速度 |
| Digital 6 | Motor 1 PWM调速控制,范围0-255,0电机停转,255电机最大速度 |
| Digital 7 | Motor 1 转向控制,高电平正转,低电平反转 |
更多
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