digitalWrite(toggleLed, ledChange); 最后状态 = 低; } else if (digitalRead(pushButton) == HIGH && lastState == LOW) { lastState = HIGH; } buttonPushed = 假; } } }
#include<Arduino.h>intled=LED_BUILTIN;voidpinToggle(intpin){digitalWrite(pin,!digitalRead(pin));}voidsetup(){// put your setup code here, to run once:pinMode(led,OUTPUT);}voidloop(){// put your main code here, to run repeatedly:delay(100);pinToggle(led);} 上例中的 void pinToggle(...
#include<Arduino.h>intpinMotors[]={15,13,11,10};//pwmintled=25;voidpinToggle(intpin){digitalWrite(pin,!digitalRead(pin));}voidsetup(){// put your setup code here, to run once:pinMode(led,OUTPUT);for(size_ti=0;i<sizeof(pinMotors)/sizeof(*pinMotors);i++){pinMode(pinMotors[i],...
OUTPUT);}//中断0服务函数ISR(TIMER0_COMPA_vect){//产生频率为2kHz / 2 = 1kHz的脉冲波(全波切换为两个周期,然后切换为低)if(toggle0){digitalWrite(8,HIGH);toggle0=0;}else{digitalWrite(8,LOW
digitalWrite( relay1Pin, LOW ) ; digitalWrite( relay1LED, LOW ) ; //relay1State = false ; // OK relay1State = ! relay1State ; // Better } else if ( ! relay1State ) { // 'else' is enough digitalWrite( relay1Pin, HIGH ) ; ...
if(toggle1>=500) digitalWrite(13,HIGH); if(toggle1<=500) digitalWrite(13,LOW); toggle1 += 1; if(toggle1 >= 1000) toggle1 = 0; } ISR(TIMER2_COMPA_vect){// timer2中断8kHz切换引脚9 //产生频率为8kHz / 2 = 4kHz的脉冲波 ...
// Toggle LED if button pressed if (digitalRead(buttonPin) == LOW) { // Switch was pressed // Slight delay to debounce delay(200); // Change state of toggle toggleState = !toggleState; // Indicate state on LED digitalWrite(ledPin,toggleState); ...
#define TOGGLE_1 "tog-00d" // 滑块按键 #define BUTTON_1 "btn-qc4" // 按压按键 void setup() { Serial.begin(115200); pinMode(LED_BUILTIN, OUTPUT); digitalWrite(LED_BUILTIN, LOW); Blinker.begin(auth, ssid, pswd); Blinker.wInit(BUTTON_1, W_BUTTON); } void loop() { Blinker....
attachInterrupt(digitalPinToInterrupt(interruptPin), toggleMotor_LED, RISING); // 上升沿触发 pinMode(stepPin, OUTPUT); pinMode(dirPin, OUTPUT); digitalWrite(dirPin, LOW); // 初始化:电机顺时针旋转 digitalWrite(ledPin, LOW); // 初始化:电机顺时针旋转时LED灯灭 ...
digitalWrite(LED,!digitalRead(LED));//改变LED的状态esp8266_server.sendHeader("Location","/");//跳转回页面根目录esp8266_server.send(303);//发送HTTP相应代码303 跳转到另一个界面}}voidhandleNotFound()//当浏览器访问页面不存在时,通过该函数处理{/*服务器响应状态码404(未找到浏览器需要的信息),text...