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#include <stdio.h>
#include <unistd.h>
#include <modbus.h>
#include <string.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <linux/serial.h>
#include <asm/ioctls.h>

#define NB_REGS 2

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# ~/.bashrc: executed by bash(1) for non-login shells.
# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
# for examples

# If not running interactively, don't do anything
[ -z "$PS1" ] && return

# don't put duplicate lines in the history. See bash(1) for more options
export HISTCONTROL=ignoredups

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Busybox "Embedded Linux from Scratch" Distribution for the Beaglebone

Prepare your Build Sandbox

$ mkdir -p beaglelfs/{sources,rootfs_install,boot_mnt,rootfs_mnt}

Acquire an ARM Toolchain

Download the latest i686 Binary TAR of the ARM GNU/Linux (glibc-based) Lite Toolchain:

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Common

export OPT=/opt
export BUILDS=/some/where/mini_linux
mkdir -p $BUILDS

Linux kernel

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sudo cp /etc/network/interfaces /etc/network/interfacesoriginal
sudp rm /etc/network/interfaces
sudo nano /etc/network/interfaces
----------------------------------
COPY
----------------------------------
auto lo
iface lo inet loopback

auto eth0

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#include <stdio.h>
#include <stdarg.h>
#include <string.h>

void vprint(const char *fmt, va_list argp)
{
    char string[200];
    if(0 < vsprintf(string,fmt,argp)) // build string
    {
        HAL_UART_Transmit(&huart1, (uint8_t*)string, strlen(string), 0xffffff); // send message via UART

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import sys
import os
from PIL import Image

#Directorry input and output
image_folder = sys.argv[1]
output_folder = sys.argv[2]

#check if putput is exist
if not os.path.exists(output_folder):