1 驱动模块接线 在前面的教程中已经讲过如果想控制驱动的输出时，需要对驱动的“ENA”“ENB”进行控制，因此我们需要将图中被选中部分的两个跳线帽拔掉。并将“ENA”连接Arduino UNO开发板的“5”引脚，“ENB”连接“6”引脚。2 Arduino代码测试如下：int leftCounter=0, rightCounter=0;unsigned long time...
ISR_count1, RISING);//Increase counter 1 when speed sensor pin goes HighattachInterrupt (digitalPinToInterrupt (MOTOR2), ISR_count2, RISING);//Increase counter 2 when speed sensor pin goes HighTimer1.attachInterrupt( ISR_timerone );//Enable the timer}voidloop() ...
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; GPIO_InitStructure.GPIO_Speed = GPIO_High_Speed; GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; GPIO_Init(GPIOA,&GPIO_InitStructure); //将PA9、PA10连接到USART1的硬件 GPIO_PinAFConfig(GPIOA, GPI...
pinMode(Direction,OUTPUT); attachInterrupt(3,counterISR,RISING); // 外部中断,每次上升沿触发一次中断,便计一次数 FlexiTimer2::set(500,resetCounter); // 定时器中断,中断设置函数,每 500ms 进入一次中断,计算一次转速 FlexiTimer2::start(); // 开始计时 } void loop() { digitalWrite(Direction,HIGH);...
主控用的STM32F103RX(当然也可换成PIN2PIN的国产MCU),W25QXX,24C02,CH340串口，还引出个IIC OLED12864...
attachInterrupt(digitalPinToInterrupt(3), generatefare , HIGH); 5.接下来看看我们这里使用的ISR: ISR1-count()当引脚 2(连接到速度传感器)发生上升(从低到高)时调用 ISR。 void count() // 速度传感器计数的 ISR { counter++; // 将计数器值增加 ...
Hall Sensor Module 3144 LM393 Magnetic Swich Speed Counting Sensor Module Speed Counter Detection Sensor Module For Arduino 1. has the signal output instructions. 2. single signal output. 3. effective signal output for low level. 4. sensitivity adjustable pure tone (). ...
value:捕获脉冲的类型,LOW(低电平,0V)或HIGH(高电平,5V) 函数返回外部输入信号的周期,是一个unsigned long类型的整数,单位为微秒 Timer1的控制寄存器与Timer2的不尽相同,请参阅ATMega328P芯片手册16-bit Timer/Counter1 with PWM章的Register Description小节进行设置。通过直接访问寄存器改写...
Hours counter ++ 12 hours using 2 x bar graph LEDs, 4011 CMOS chip ++ Debounce button to set the hour.https://www.arduino.cc/en/Tutorial/Debounce Minutes counter ++ 00-59 minutes, in binary, bar graph LEDs ++ 00-59 minutes, using 2 x 7 Segment LED(0-5 & 0-9) ++ Debounce butto...
Serial.println("Counter Clockwise."); } break; case'g'://设置A4988 enable功能 Serial.print("Set Motor To "); if(data==0){ digitalWrite(enPin,1); Serial.println("Disable."); }else{ digitalWrite(enPin,0); Serial.println("Enable."); ...