Unitree Go2 EDU: Jetpack 6.2.1 Update

The Unitree Go2 EDU is available with either a Jetson Orin Nano (40 TOPS) or a Jetson Orin NX (100 TOPS) compute module. It ships pre-installed with JetPack 5.1.1, which runs Ubuntu 20.04 and ROS 2 Foxy. Sound outdated? It is. To take advantage of the latest

Qingping Air Monitor 2: A Deeper Dive

For the past few months, my work schedule shifted to hybrid, and since I’ve started spending more time working from home, I’ve begun to wonder about the quality of the air I’m breathing—especially in the new area I recently moved to. I was already familiar with

Gl.iNet Flint 2: Running File Browser in Docker

In the previous article, we installed docker to out router . Now, we’ll run a File Browser container to provide a simple, local-network file-sharing service. I use it to store documents, photos, and other personal files — and I love it for its simplicity. First, we need to plug in a

Gl.iNet Flint 2: Installing Docker

Recently, I found myself faced with the decision of choosing a new router for home use. As a long-time fan of GL.iNet routers, I naturally turned to their home product line. GL.iNet is a Chinese company that produces routers pre-flashed with OpenWrt out of the box—no manual

FreeBOT Jailbreak (Go2 & G1)

🚀 Root Access Has Never Been This Easy. Many thanks to Andreas Makris (@Bin4ry) for pointing out the vulnerable service Introducing a groundbreaking new method that unlocks root access on nearly every Unitree robot and firmware version So far tested and confirmed on: 🔹 Go2: 1.0.19 - 1.1.7

Sonoff NSPanel Pro 120: Sound [Part 2]

This part will focus on getting the capture device to work. In our case, it involves two PDM digital microphones. PDM MICs A PDM (Pulse Density Modulation) microphone is a type of digital microphone that converts analog sound waves into a digital signal using a technique called Pulse Density Modulation.

Sonoff NSPanel Pro 120: Sound [Part 1]

Let's look at simplified Linux Audio stack: ALSA (Advanced Linux Sound Architecture) is a core component of the Linux kernel, providing audio and MIDI functionality. It manages communication between sound hardware (e.g., sound cards or onboard chips) and software applications. In Linux, there are two types of

Sonoff NSPanel Pro 120: GPU

The RK3326 chip includes a Mali-G31 GPU that supports: * DirectX 11 (FL 9_3) * OpenGL ES 1.1, 2.0, and 3.2 * Vulkan 1.0 * OpenCL 2.0 Full Profile This enables efficient 3D graphics and compute capabilities for gaming, rendering, and GPGPU tasks. The RK3326 chip is widely

Sonoff NSPanel Pro 120: WiFi/BT [Part 2]

In the previous article, we got the Wi-Fi working and tested. Since the module is a combo Wi-Fi/BT, Bluetooth is part of the same chip. It's time to get Bluetooth up and running. Bluetooth In Linux, BlueZ is the official Bluetooth protocol stack. It allows different Bluetooth

Sonoff NSPanel Pro 120: WiFi/BT [Part 1]

In previous articles, we already identified that the WiFi/BT combo chip used is the RTL8723DS. This chip supports Wi-Fi 2.4GHz (802.11b/g/n) and Bluetooth 2.1/4.2. While it doesn’t offer the best performance available on the market, it is still a solid and

Sonoff NSPanel Pro 120: Touch Panel

In this post, let's get the touchscreen working. But first, let's review the extracted .dts file to see what devices are connected to the i2c1 bus. i2c @ff190000 { compatible = "rockchip,rk3399-i2c"; reg = < 0x00 0xff190000 0x00 0x1000 > ; clocks = < 0x02 0x1e 0x02 0x14f

Sonoff NSPanel Pro 120: Linux Display Subsystem [Part 2]

In the previous article, we found out what the DSS (Display Subsystem) consists of and its terminology. We also have a .dts reference file from the factory firmware, so we are ready to define our peripheral in the DTS and finally make the screen work. Let’s create a new