digitalWrite(LED_PIN, blinkState); delay(50); } 实验串口返回情况 打开Arduino IDE——工具——串口绘图器,查看实验波形 实验串口绘图器返回情况 实验场景图 实验开源图形编程(Mind+、编玩边学) 实验串口返回情况 实验开源仿真编程(Linkboy V4.63) 实验串口返回情况 橙色、紫色和黑色线为X\Y\Z轴的加速度值,...
6 判断多个开关按下的时间输入代码：const int switchAPin = 2; const int switchBPin = 3; unsigned long switchTime(int pin, boolean &state, unsigned long &startTime);void setup(){ pinMode(switchAPin, INPUT); digitalWrite(switchAPin, HIGH); // 使用内部上拉电阻 pinMode(switchBPin, ...
0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0}};void setup() { // put your setup code here, to run once: for (int i = 3; i <= 18; i++) { pinMode(i, OUTPUT); digitalWrite(i, HIGH); }}void loop() { fast = 0; while (fast++ < myspeed) {//速度控制 for ...
digitalWrite(TFT_BL, HIGH); digitalWrite(TFT_RST, LOW); delay(10); digitalWrite(TFT_RST, HIGH); Serial.begin(9600); Serial.print(F("Hello! ST77xx TFT Test")); // Use this initializer if using a 1.8" TFT screen: tft.initR(INITR_BLACKTAB); // Init ST7735S chip, black tab ...
{digitalWrite(LED_PIN, LOW); //PIN 8输出为LOW,LED熄灭}delay(500); //延时 0.5秒Mb.MbsRun(); //呼叫 Modbus}上述设计完成后，我们使用FastWeb网页开发平台快速设计界面。点击右侧的开关图像，开关打开，上方的灯泡切换为亮灯的状态，同时连接Arduino开发板的LED发光二极管处于点亮的状态；在亮灯...
particleSensor.check(); //Check the sensor for new data digitalWrite(readLED, !digitalRead(readLED)); //Blink onboard LED with every data read redBuffer[i] = particleSensor.getRed(); irBuffer[i] = particleSensor.getIR(); particleSensor.nextSample(); //We're finished with t...
(9, OUTPUT); digitalWrite(9, 0); // default output in I2C mode for the SSD1306 test shield: set the i2c adr to 0 u8g2.begin(); } void drawLogo(void) { u8g2.setFontMode(1); // Transparent #ifdef MINI_LOGO u8g2.setFontDirection(0); u8g2.setFont(u8g2_font_inb16_mf); ...
Include the library:#include <digitalWriteFast.h> Macro definitions: digitalWriteFast(pinNum, state)(sets or clears pin/port faster) pinModeFast(pinNum, mode)(sets pin/port as input or output faster) digitalReadFast(pinNum)(reads the state of pin/port faster) ...
voidtestfillcircles(uint8_tradius,uint16_tcolor);voidtestdrawcircles(uint8_tradius,uint16_tcolor);voidtesttriangles();voidtestroundrects();voidtftPrintTest();voidmediabuttons();voidsetup(void){pinMode(TFT_BL,OUTPUT);pinMode(TFT_RST,OUTPUT);digitalWrite(TFT_BL,HIGH);digitalWrite(TFT_RST,LOW...
digitalWrite(LED_PIN, blinkState); delay(1000); } } 实验串口返回情况 串口提示的翻译(未接D2时) 正在初始化I2C设备… 正在测试设备连接… MPU6050连接成功 发送任意字符开始DMP编程和演示: 正在初始化DMP… 正在启用DMP… 启用中断检测(Arduino外部中断0…) ...