The implementation of a number plate detection system using Arduino and OV7670 involves several steps including System design, programming the Arduino board and testing.
The first stage of implementing a number plate detection system is system design. Setting up the Hardware - The first step in the implementation of the system is to connect the OV7670 camera module and the Laptop to the Arduino board. The 10-bit parallel DVP interface is used to link the camera module to the Arduino board.
The second stage of implementation involves programming the Arduino board. The next step is to program the Arduino board to control the OV7670 camera module, process the image to extract the number plate text, and transmit the text to the system. The Arduino IDE, a software package that enables users to create and upload code to the microcontroller using a USB connection, can be used for programming.
Once the hardware is set up and the programming is done, the system can be tested by capturing an image of a vehicle's number plate and processing the image to extract the number plate text. The recovered text can be seen on the Laptop.
After testing the system, it may be necessary to refine the algorithms used to process the image and extract the number plate text. This can be accomplished by changing the algorithms' parameters and retesting the system.
The implementation of a number plate detection system is a complex process that involves several stages, including system design, installation and configuration, testing and optimization, and deployment.