bootloader_apps_i2c

Binary to C Array script help

This document describes the usage of btl_bin_to_c_array.py host script

Downloading the host script

To clone or download the host tools from Github,go to the bootloader repository and then click Clone button to clone this repo or download as zip file. This content can also be download using content manager by following these instructions

Path of the tool in bootloader repository is tools/btl_bin_to_c_array.py

Setting up the Host PC

The Script is compatible with Python 3.x and higher

Description

This script should be used to convert the binary file to a C style array containing Hex output that can be directly included in target application code
It is mainly used when programming the application using the host_app_nvm application in I2C Bootloader
If size of the input binary file is not aligned to device erase boundary it appends 0xFF to the binary to make it aligned and then generates the Hex output
User must specify the binary file to convert (-b), hex output file (-o) and the device (-d)

Usage Examples

python <harmony3_path>/bootloader/tools/btl_bin_to_c_array.py --help

Below is the syntax and an example on how to convert the binary file to a C style array containing Hex output

python <harmony3_path>/bootloader/tools/btl_bin_to_c_array.py -b <binary_file> -o <hex_file> -d <device>

python <harmony3_path>/bootloader/tools/btl_bin_to_c_array.py -b <harmony3_path>/bootloader_apps_i2c/apps/i2c_bootloader/test_app/firmware/sam_d20_xpro.X/dist/sam_d20_xpro/production/sam_d20_xpro.X.production.bin -o <harmony3_path>/bootloader_apps_i2c/apps/i2c_bootloader/host_app_nvm/firmware/src/test_app_images/image_pattern_hex_sam_d20_xpro.h -d samd2x