by Xukyo | 9 Aug 2020 | Tutorials
The PCA9685 module is a 16-channel controller that can control 16 PWM outputs via I2C communication. It allows, among other things, to free inputs and outputs of your microcontroller and to drive up to 16 LEDs or servomotors (or any other module taking a PWM signal as...
by Xukyo | 8 Aug 2020 | Tutorials
The if statement is the basic conditional structure and is found in all programming languages. It allows you to execute different blocks of code according to a condition. It is the basis of many algorithms and allows a computer to make a choice based on the data sent...
by Xukyo | 8 Aug 2020 | Tutorials
A large number of microcontrollers such as the STM32 can be programmed with the Arduino IDE. Arduino boards are powerful and very convenient for learning and projects, with an extremely large support community. However, there are other microcontrollers (e.g. NodeMCU,...
by Xukyo | 31 Jul 2020 | Tutorials
In some projects, it may be interesting to establish I2C communication between Raspberry Pi and Arduino. The computing power and wireless functionality of the Raspberry Pi coupled with the input/output capability of the Arduino, results in a complete control system to...
by Xukyo | 20 Mar 2020 | Tutorials
The INA219 Sensor is a current and voltage sensor for easy measurement of power. In some applications, it is interesting to measure the electrical power exchanged between devices. For example, measuring the power recovered by a solar panel. We will see in this...
