I’ll admit it. I can be a little cheap. I also find it hard to pass up a bargain. So when I saw a robot kit at the local store that had been originally $125 marked down to $20, I had to bite. There ...

Last time, I talked about how my storage situation and my cheap nature led me to build an RC joystick controller with a cell phone app and an ESP8266. The key to making this easy was to use the GUI ...

Blink/ - an ESP8266 (NodeMCU/WeMos) sketch that receives serial messages and updates a Blynk app. yolo_exp/ - Python scripts that run YOLOv3 using OpenCV DNN, send notifications (Blynk + email), ...

Radar System Using ESP8266, Ultrasonic Sensor (HC-SR04), Servo Motor (SG90), and Blynk Control This project demonstrates a real-time Radar System built using the ESP8266 NodeMCU, HC-SR04 ultrasonic ...

（2）ガジェットが出てくるのでButtonをタップ （3）プロジェクトにButtonが追加されるので、追加されたButtonをタップ （4）PINをタップ （5）select PinをDigital GP4にセットてOK OKとタップ 2、回路 RaspberryPIのIOは図のようになっています。あえて横にしました。

Abstract: This paper describes the construction of an advanced control system designed specifically for industrial appliances. It uses the user-friendly mobile application Blynk and an affordable open ...

BlynkのボタンON、OFFでM5StackCore2の画面を赤と青でチカチカさせる。Blynkの画面にBLEとボタンのガジェットを配置し、ボタンはバーチャルピンV1を割り当てる。プロジェクト名、トークンをプログラムとBlynkで合わせること。またBlynkのBLE接続は実行前に予め手動 ...