Johannes 4GNU_Linux

@UCHkwlexIsoJVa5g_G9g18GA - 25.5K subscribers

Here on my Channel I put out some videos about GNU/Linux with a focus on applications for automation and Embedded Systems. But here are also some videos about some useful tools you can use on GNU/Linux.

Home Videos Live Playlists

Let's code a Linux Driver - 23: GPIO interrupts in a Platform Device Driver

Let's code a Linux Driver - 23: GPIO interrupts in a Platform Device Driver Johannes 4GNU_Linux

419 views - 3 days ago

GNU/Linux & USB - Hello World Linux HID device driver

GNU/Linux & USB - Hello World Linux HID device driver Johannes 4GNU_Linux

1.3K views - 3 weeks ago

GNU/Linux & USB - Accessing GPIOs over USB with tinyUSB

GNU/Linux & USB - Accessing GPIOs over USB with tinyUSB Johannes 4GNU_Linux

735 views - 1 month ago

Let's save FroSCon

Let's save FroSCon Johannes 4GNU_Linux

231 views - 1 month ago

GNU/Linux & USB - hidraw Linux generic HID API

GNU/Linux & USB - hidraw Linux generic HID API Johannes 4GNU_Linux

907 views - 3 months ago

GNU/Linux & USB - TinyUSB is bacially magic

GNU/Linux & USB - TinyUSB is bacially magic Johannes 4GNU_Linux

4.1K views - 3 months ago

Linux Driver Workshop 2026

Linux Driver Workshop 2026 Johannes 4GNU_Linux

4.4K views - 4 months ago

Let's code a Linux Driver - 22 Userspace interface for a platform device driver

Let's code a Linux Driver - 22 Userspace interface for a platform device driver Johannes 4GNU_Linux

1.5K views - 5 months ago

Let's code a Linux Driver - 21 Easy device files with miscellaneous devices

Let's code a Linux Driver - 21 Easy device files with miscellaneous devices Johannes 4GNU_Linux

1K views - 5 months ago

Let's code a Linux Driver - 20 Allocate and use Device Data

Let's code a Linux Driver - 20 Allocate and use Device Data Johannes 4GNU_Linux

1.1K views - 5 months ago

Let's code a Linux Driver - 19: Using GPIOs in a Device Tree Device Driver

Let's code a Linux Driver - 19: Using GPIOs in a Device Tree Device Driver Johannes 4GNU_Linux

1.5K views - 5 months ago

Let's code a Linux Driver - 18: Writing to the kernel's log with device information

Let's code a Linux Driver - 18: Writing to the kernel's log with device information Johannes 4GNU_Linux

1.2K views - 6 months ago

Let's code a Linux Driver - 17: Reading device tree properties

Let's code a Linux Driver - 17: Reading device tree properties Johannes 4GNU_Linux

2.4K views - 6 months ago

Let's code a Linux network driver - How to follow along my SSED Linux Network Driver Tutorials

Let's code a Linux network driver - How to follow along my SSED Linux Network Driver Tutorials Johannes 4GNU_Linux

704 views - 7 months ago

Let's code a Linux Driver - 16: How to write a Linux Device Driver for a Device Tree Devices

Let's code a Linux Driver - 16: How to write a Linux Device Driver for a Device Tree Devices Johannes 4GNU_Linux

6.8K views - 7 months ago

Let's code a Linux Driver - 15: Adding a device with a device tree overlay

Let's code a Linux Driver - 15: Adding a device with a device tree overlay Johannes 4GNU_Linux

3.7K views - 7 months ago

Let's code a Linux Driver - 14: The device tree

Let's code a Linux Driver - 14: The device tree Johannes 4GNU_Linux

9.9K views - 8 months ago

How I became a Linux User

How I became a Linux User Johannes 4GNU_Linux

745 views - 8 months ago

Linux System Programming: Inter process communication with a pipe

Linux System Programming: Inter process communication with a pipe Johannes 4GNU_Linux

1K views - 8 months ago

Let's code a Linux network driver - Receiving frames

Let's code a Linux network driver - Receiving frames Johannes 4GNU_Linux

1.3K views - 9 months ago

Linux System Programming: Variables in fork & waiting for a child process

Linux System Programming: Variables in fork & waiting for a child process Johannes 4GNU_Linux

574 views - 9 months ago

Let's code a Linux network driver - Transmitting frames correctly

Let's code a Linux network driver - Transmitting frames correctly Johannes 4GNU_Linux

942 views - 9 months ago

Linux System Programming: Using fork to create a new process as a dublicate

Linux System Programming: Using fork to create a new process as a dublicate Johannes 4GNU_Linux

911 views - 9 months ago

Let's code a Linux network driver - Transmitting frames

Let's code a Linux network driver - Transmitting frames Johannes 4GNU_Linux

2.4K views - 9 months ago

Let's code a Linux network driver - Setting a MAC address in the driver

Let's code a Linux network driver - Setting a MAC address in the driver Johannes 4GNU_Linux

770 views - 10 months ago

Let's code a Linux Driver - 13: ioctl in a Linux Driver

Let's code a Linux Driver - 13: ioctl in a Linux Driver Johannes 4GNU_Linux

2.5K views - 10 months ago

Let's code a Linux Driver - 12: Introduction to ioctl

Let's code a Linux Driver - 12: Introduction to ioctl Johannes 4GNU_Linux

4.7K views - 11 months ago

Let's code a Linux network driver - Adding support for phytool (SMI/MDIO access from userspace)

Let's code a Linux network driver - Adding support for phytool (SMI/MDIO access from userspace) Johannes 4GNU_Linux

782 views - 11 months ago

How to code a Linux Driver? Resources & book recommendations for Linux Driver Development

How to code a Linux Driver? Resources & book recommendations for Linux Driver Development Johannes 4GNU_Linux

2K views - 11 months ago

Let's code a Linux network driver - Accessing the SMI bus and adding an Ethernet PHY

Let's code a Linux network driver - Accessing the SMI bus and adding an Ethernet PHY Johannes 4GNU_Linux

1.1K views - 11 months ago

Linux System Programming: Dependencies in a Makefile

Linux System Programming: Dependencies in a Makefile Johannes 4GNU_Linux

959 views - 11 months ago

Linux System Programming: Automate compiling with a Makefile

Linux System Programming: Automate compiling with a Makefile Johannes 4GNU_Linux

1.2K views - 1 year ago

Let's code a Linux network driver - Hello World Linux Network Driver

Let's code a Linux network driver - Hello World Linux Network Driver Johannes 4GNU_Linux

2.6K views - 1 year ago

Let's code a Linux network driver - Use a work handler in an SPI device driver

Let's code a Linux network driver - Use a work handler in an SPI device driver Johannes 4GNU_Linux

1K views - 1 year ago

Let's code a Linux network driver - Use interrupts in an SPI device driver

Let's code a Linux network driver - Use interrupts in an SPI device driver Johannes 4GNU_Linux

1.5K views - 1 year ago

Let's code a Linux network driver - SPI device driver template

Let's code a Linux network driver - SPI device driver template Johannes 4GNU_Linux

3.7K views - 1 year ago

vim for Linux Kernel Development

vim for Linux Kernel Development Johannes 4GNU_Linux

1.7K views - 1 year ago

GNU/Linux & Ethernet: Writing an UDP socket Client in C

GNU/Linux & Ethernet: Writing an UDP socket Client in C Johannes 4GNU_Linux

1.2K views - 1 year ago

GNU/Linux & Ethernet: Writing a simple UDP socket Server in Linux with C

GNU/Linux & Ethernet: Writing a simple UDP socket Server in Linux with C Johannes 4GNU_Linux

1.4K views - 1 year ago

Let's code a Linux Driver - 11: Dynamical memory allocation & private data in struct file

Let's code a Linux Driver - 11: Dynamical memory allocation & private data in struct file Johannes 4GNU_Linux

3K views - 1 year ago

GNU/Linux & Ethernet: Writing a simple TCP socket Server in Linux with C

GNU/Linux & Ethernet: Writing a simple TCP socket Server in Linux with C Johannes 4GNU_Linux

4.2K views - 1 year ago

GNU/Linux & Ethernet: Writing a simple TCP socket Client in Linux with C

GNU/Linux & Ethernet: Writing a simple TCP socket Client in Linux with C Johannes 4GNU_Linux

5K views - 1 year ago

GNU/Linux & Ethernet: Linux Sockets, Ports, TCP and UDP

GNU/Linux & Ethernet: Linux Sockets, Ports, TCP and UDP Johannes 4GNU_Linux

2K views - 1 year ago

Mastering the RIOT OS Challenge

Mastering the RIOT OS Challenge Johannes 4GNU_Linux

983 views - 1 year ago

Let's code a Linux Driver - 10: Create a device file within your driver

Let's code a Linux Driver - 10: Create a device file within your driver Johannes 4GNU_Linux

3.4K views - 1 year ago

Linux Driver Workshop 2025

Linux Driver Workshop 2025 Johannes 4GNU_Linux

3.1K views - 1 year ago

Using the simple UART of the WIZnet W7500 for a serial loopback

Using the simple UART of the WIZnet W7500 for a serial loopback Johannes 4GNU_Linux

652 views - 1 year ago

Let's code a Linux Driver: 9 - Manual creation of a character device

Let's code a Linux Driver: 9 - Manual creation of a character device Johannes 4GNU_Linux

2.5K views - 1 year ago

Using the GPIOs of the WIZnet W7500 for a blinking LED

Using the GPIOs of the WIZnet W7500 for a blinking LED Johannes 4GNU_Linux

335 views - 1 year ago

Update to the latest WIZnet Software Development Kit for the W7500

Update to the latest WIZnet Software Development Kit for the W7500 Johannes 4GNU_Linux

287 views - 1 year ago

Debugging with pyocd, gdb and the WIZnet W7500

Debugging with pyocd, gdb and the WIZnet W7500 Johannes 4GNU_Linux

919 views - 1 year ago

How to write a Makefile for ARM Cortex-M0 on WIZnet W7500

How to write a Makefile for ARM Cortex-M0 on WIZnet W7500 Johannes 4GNU_Linux

690 views - 1 year ago

Linux guy talking about Elections in Germany 2025

Linux guy talking about Elections in Germany 2025 Johannes 4GNU_Linux

2.2K views - 1 year ago

Let's code a Linux Driver: 8 - Read from and write to a character device

Let's code a Linux Driver: 8 - Read from and write to a character device Johannes 4GNU_Linux

9.3K views - 1 year ago

Programming ARM Cortex-M0: Setup Project structure for WIZnet W7500

Programming ARM Cortex-M0: Setup Project structure for WIZnet W7500 Johannes 4GNU_Linux

1.1K views - 1 year ago

Let's code a Linux Driver: 7- open and release functions for a character device

Let's code a Linux Driver: 7- open and release functions for a character device Johannes 4GNU_Linux

9.4K views - 1 year ago

Presenting the Debix Model C

Presenting the Debix Model C Johannes 4GNU_Linux

1.7K views - 1 year ago

Let's code a Linux Driver: 6- printk log levels

Let's code a Linux Driver: 6- printk log levels Johannes 4GNU_Linux

8.6K views - 1 year ago

My vim configuration

My vim configuration Johannes 4GNU_Linux

2.3K views - 1 year ago

GNU/Linux & Ethernet: Serial Management Interface (SMI) aka MDIO aka MIIM explained

GNU/Linux & Ethernet: Serial Management Interface (SMI) aka MDIO aka MIIM explained Johannes 4GNU_Linux

2.8K views - 1 year ago