ini_set('display_errors',1);
Using a ServoHat with Raspberry Pi

Using a ServoHat with Raspberry Pi

The ServoHat is a shield for Raspberry Pi that is based on the PCA9685 controller. The PCA9685 module is a 16 channel controller that allows you to drive 16 PWM outputs via I2C communication. It allows among other things to free inputs and outputs of your...
Installing OpenCV on Raspberry Pi

Installing OpenCV on Raspberry Pi

To perform the image processing we will install OpenCV on the Raspberry PI. OpenCV is a free graphics library that makes image processing relatively easy. With OpenCV, it is possible to process images from the Pi Camera V2. Material Raspberry PI avec une distribution...
Managing a PiCam V2 with Raspberry Pi

Managing a PiCam V2 with Raspberry Pi

One of the most interesting elements to add is the Raspberry Pi Camera V2 or PiCam. This component allows you to take photos and videos. It is also possible to perform live image processing, such as line tracking for a robot. Material Raspberry Pi with a Linux...
Serial communication between Raspberry Pi and Arduino

Serial communication between Raspberry Pi and Arduino

In some projects it may be interesting to establish a serial communication between Raspberry Pi and Arduino. This makes it possible to couple the computing power and wireless interfaces of the Raspberry Pi with the inputs/outputs and the Arduino collection of modules....
Using a PCA9685 module with Raspberry Pi

Using a PCA9685 module with Raspberry Pi

The PCA9685 module is a 16-channel controller that can control 16 PWM outputs via I2C communication. Among other things, it allows you to free up inputs and outputs of your microcontroller and drive up to 16 LEDs or servomotors (or any other module taking a PWM signal...