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example-standalone-inferencing-alif-csolution

Builds and runs an exported impulse locally for Alif HW

This application is built on VSCode Getting Started Template (alif_vscode-template) The default hardware is Gen 2 Ensemble DevKit with camera module and display.

The required software setup consists of VSCode, Git, CMake, cmsis-toolbox, Arm GNU toolchain, Alif tools and JLink (for debugging). Please refer to the Getting Started Guide for more details.

Prerequisites

  1. Create an edge impulse account at edgeimpulse.com

  2. Install the latest Alif Security Toolkit:

    • Navigate to the Alif Semiconductor Kit documentation page (you will need to register to create an account or log in). and download the latest App Security Toolkit.
    • Extract archive where you prefer and create an envirionmental variable SETOOLS_ROOT pointing to it.
    • Follow the instructions in local the Alif Security Toolkit Quickstart Guide to finalize the installation.

  3. Clone this repo and intitialize the submodules:

git submodule init
git submodule update

Build

Important

To build and manage the project, you need to follow this guide on how to setup the CMSIS-Toolbox

Using Arm CMSIS Solution extension

Go to the CMSIS extension tab, and click the hammer icon.

Using the script

Run the script with the target you want to be flashed, default is HP

ie to compile HE:

build.sh HE

Large models that don't fit into DTCM memory can be placed in the SRAM0 section using the HP_SRAM argument:

sh build.sh HP_SRAM

To clean:

build.sh clean

Flash the board

Important

To flash the board you need to set the SETOOLS_ROOT environmental variable to point to the Alif Security Toolkit

To Flash the board, set the jumper J15 in the following position: 1-3 2-4

Flash using VS code

Task -> Run Task -> Program with security toolkit. The actual config will be flashed.

Flash using script

Run the script with the target you want to be flashed, default is HP

ie to flash HE:

flash.sh HE

Connect to serial console

To connect to the board, use the following settings: J15 3-5 4-6 115200, 8, N, 1

Run a debug session

Connect the 20pin cable of JLink to J13 and press F5.

Update model

To update your model, unizp the CMSIS pack deployment, install the packs using cpackget add <your_project_name>.pack and paste the model.yml in the model folder.