Alif M55 LVGL Demo

Description

LVGL example for Alif E7 DevKit Gen2

This app is porting the LVGL v9.1.0 to Alif Cortex-M55 with D/AVE 2D GPU. It launches the Demo Benchmark example to measure its performance on the M55 HP and HE cores using GPU acceleration and FreeRTOS.

Benchmark Summary: LVGL v9.1.0, M55 HP core, D/AVE 2D, 60FPS display framerate

Name	Avg. CPU	Avg. FPS	Avg. time	render time	flush time
Empty screen	14%	54	12	1	11
Moving wallpaper	13%	61	14	6	8
Single rectangle	1%	60	15	0	15
Multiple rectangles	11%	60	15	1	14
Multiple RGB images	23%	60	14	3	11
Multiple ARGB images	24%	60	13	6	7
Rotated ARGB images	13%	30	30	23	7
Multiple labels	42%	60	15	7	8
Screen sized text	84%	30	31	28	3
Multiple arcs	21%	61	13	2	11
Containers	15%	60	14	2	12
Containers with overlay	47%	60	15	10	5
Containers with opa	15%	60	14	2	12
Containers with opa_layer	44%	56	16	9	7
Containers with scrolling	53%	60	14	9	5
Widgets demo	48%	37	21	10	11
All scenes avg.	29%	54	16	7	9

Requirements

This application is built on VSCode Getting Started Template. Please make sure you have setup your VSCode and other tools and environment based on this template and test it out by building and running the application.

The required software setup consists of VSCode, Git, CMake, cmsis-toolbox, Arm GNU toolchain and Alif tools.

This app also requires following CMSIS packs to be installed and added to the project:

• ARM::CMSIS@>=5.9.0 (https://github.com/ARM-software/CMSIS_5/releases)
• ARM::CMSIS-FreeRTOS@>=10.5.1 (https://github.com/ARM-software/CMSIS-FreeRTOS/releases)
• LVGL::[email protected] (https://github.com/lvgl/lvgl/tree/release/v9.1/env_support/cmsis-pack)
• AlifSemiconductor::Ensemble@>=1.3.0 (https://github.com/alifsemi/alif_ensemble-cmsis-dfp/releases)
• AlifSemiconductor::[email protected] (https://github.com/alifsemi/alif_dave2d-driver/releases)
• AlifSemiconductor::[email protected] (https://github.com/alifsemi/alif_lvgl-dave2d/releases)

By default, these packs are installed VS Code First time pack installation script (see below).

The default hardware is Alif Ensemble DevKit Gen 2 with display.

Get started

To build the app you need to clone this repository:

git clone --recursive https://github.com/alifsemi/alif_m55-lvgl

After setting up the environment according to the VSCode Getting Started Template you can select File->Open Folder from VSCode and press F1 and start choosing from the preset build tasks.

1. F1 --> Tasks:Run Task --> First time pack installation
2. F1 --> Tasks:Run Task --> cmsis-csolution.build:Build (Better to do this from the CMSIS Extension Build (hammer icon))
3. F1 --> Tasks:Run Task --> Program with Security Toolkit

Dave2DDriver and LVGL_DAVE2D packs installation

If you need to install AlifSemiconductor::[email protected] and AlifSemiconductor::[email protected] manually, follow next steps:

1. Download AlifSemiconductor.Dave2DDriver.1.0.1.pack from https://github.com/alifsemi/alif_dave2d-driver
2. Download AlifSemiconductor.LVGL_DAVE2D.1.0.1.pack from https://github.com/alifsemi/alif_lvgl-dave2d
3. Open VS Code Terminal: Terminal --> New terminal
4. Enter the directory where AlifSemiconductor.Dave2DDriver.1.0.1.pack and AlifSemiconductor.LVGL_DAVE2D.1.0.1.pack are located
5. Execute commands cpackget add AlifSemiconductor.Dave2DDriver.1.0.1.pack; cpackget add AlifSemiconductor.LVGL_DAVE2D.1.0.1.pack