ST7789V2 Display Driver

This crate provides a driver for the ST7789V2 display, enabling basic operations such as initialization, clearing the screen, setting pixels, drawing images, and displaying buffers. The driver is built using the embedded-hal and embedded-graphics crates to ensure compatibility with various embedded platforms. The crate has been updated to accommodate the latest versions of embedded-hal and embedded-graphics.

toml

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[dependencies] embedded-hal = { version = "1.0.0" } embedded-graphics = { version = "0.7.1" }

Features

• Initialization of the ST7789V2 display
• Clearing the screen
• Setting individual pixels
• Drawing images and displaying buffers
• Partial updates to the display

Usage

Adding the Crate

To use this crate, add the following dependencies to your Cargo.toml:

• embedded-hal
• embedded-graphics
• st7789v2_driver

API Overview

ST7789V2

The ST7789V2 struct provides methods to interact with the display. Key methods include:

• new: Creates a new instance of the ST7789V2 driver.
• init: Initializes the display with a given delay provider.
• clear_screen: Clears the screen with a specific color.
• write_pixel: Sets the color of a single pixel.
• draw_image: Draws an image from a slice of RGB565 data.
• show: Displays the provided buffer on the screen.
• show_region: Updates only the specified region of the display with the provided buffer.

FrameBuffer

The FrameBuffer struct represents a frame buffer and includes methods to manipulate it:

• new: Creates a new frame buffer.
• get_buffer: Returns a reference to the buffer.
• clear: Clears the frame buffer with the specified color.
• copy_region: Copies a region from another buffer into this buffer.

Contributing

Contributions are welcome! Please feel free to submit a pull request or open an issue.

License

This project is licensed under the MIT License - see the LICENSE file for details.