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Learning operating system development using Linux kernel and Raspberry Pi Learning operating system development using Linux kernel and Raspberry Pi This repository contains a step-by-step guide that teaches how to create a simple operating system (OS) kernel from scratch. I call this OS Raspberry Pi OS or just RPi OS. The RPi OS source code is largely based on Linux kernel, but the OS has very lim
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New product alert! In January last year, we launched the $4 Raspberry Pi Pico, our first product built on silicon designed here at Raspberry Pi. At its heart is the RP2040 microcontroller, built on TSMCâs 40nm low-power process, and incorporating two 133MHz Arm Cortex-M0+ cores, 264kB of on-chip SRAM, and our unique programmable I/O subsystem. Since launch, weâve sold nearly two million Pico board
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FUZIX is an old-school Unix clone that was initially written for the 8-bit Zilog Z80 processor and released by Alan Cox in 2014. At one time one of the most active Linux developers, Cox stepped back from kernel development in 2013. While the initial announcement has been lost in the mists because he made it on the now defunct Google+, Cox jokingly recommended the system for those longing for the g
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Every two years, Debian Linux, on which Raspberry Pi OS is based, gets a major version upgrade. Debian âbusterâ has been the basis of Raspberry Pi OS since its release in 2019, and Debian âbullseyeâ was released in August. (As some of you may know, Debian name their versions after characters in Disney/Pixarâs Toy Story films â Bullseye was Woodyâs horse in Toy Story 2.) Weâve been working on the c
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