Python 3
Tkinter library (python3-tk on Ubuntu/Debian)
sudo apt install python3-tk
project simulates the boot LED sequence for the i.MX6QDL Sabre-SD board using two approaches
C Program (imx6qdl_sabre_led) – Console-based simulation of 16 LEDs representing boot stages.
Python GUI (led_gui.py) – Graphical simulation with a 4x4 LED grid showing each stage of the boot process.
Boot LED Flow Summary
Power ON → LED0
U-Boot stage → LED1–LED4
Kernel boot → LED5–LED8
RootFS mount → LED9–LED11
Services init → LED12–LED14 (Wi-Fi / Bluetooth / Ethernet)
System Ready → LED15