After RESET goes high, DTR also goes high. The ESP8266's TX and RX are connected to the Pro Mini's RX & TX and it uses these transfer the new firmware to the Pro Mini, after which the Pro Mini is ...

This shield is used to flash my Arduino Pro Mini with OptiBoot bootloader and to upload sketch to it. Optiboot is less Flash consuming than classic one. Also, for 3V3 at 8MHz devices, upload at 57600 ...

Servo motor works on the principal of Pulse Width Modulation (PWM) and its angle of rotation is controlled by the duration of the pulse applied to its control pin. Here in this tutorial we will ...

As a design challenge, modify the M5Stack Block code to provide an OFF-control function for the DC motor. Explore controller the Opta’s other EMRs and LEDs, by modifying the C++ code. Further, try ...

It is important to know how to calculate the steps per Revolution for your stepper motor because only then you can program it effectively. In Arduino we will be operating the motor in 4-step sequence ...

Learn about the key features and differences of ROS and Arduino for robot programming, their advantages and disadvantages, how to use them together, and some examples of projects that use them.

Indeed this observation proved accurate: the ESP32 Qwiic Pro Mini board, with its attached ESP, is noticeably bigger than the Arduino Pro Mini. Next, I look at the schematic provided by SparkFun. The ...