For silicium ideas

Author: wp_moderator

LED Blinking HELMET

LED Blinking HELMET

Hardware WS2812B RGB 5v individually addressable LED Strip (144 pixels / m. enclosed into a silicone waterproof case IP67) Control board : Raspberry Pi Zero 1.3 Battery : Turnigy Li-Po, 2200 mAh, 3S, 11.1 V, discharge rate = 25 C (theoretical maximum current = 55 […]

Yocto dans le Cloud

Yocto dans le Cloud

J’ai testé 3 des plus grands fournisseurs de solution Cloud IaaS en Pay-As-You-Go avec un compte d’essai gratuit. Build Yocto Dans cet exercice comparatif, Yocto est utilisé pour construire une distribution Linux (Yocto Thud 2.6.1) compatible avec un Raspberry Pi. Au cours du processus de […]

Linux Yocto for Raspberry Pi

Linux Yocto for Raspberry Pi

Deploy Yocto 2.6 codename “Thud” on Raspberry Pi Zero Wireless YoctoProject Release LTSIKernel Version LTSKernel Version ReleasedKernel Version Yocto Project 2.6 linux-yocto_4.9 linux-yocto_4.14 linux-yocto_4.18 GIT clone Yocto Layers Setup the environnement Then, the build directory should be automatically created and this screen should show up. […]

Perlan mission II

Perlan mission II

Perlan 2 is an Airbus high altitude glider aiming to soar into the stratosphere. The new record In a single week, Perlan has set and then surpassed a world altitude record three times: Aug. 26, 2018: Jim Payne and Morgan Sandercock soar to 63,100 feet, […]

Commercial Crew Program

Commercial Crew Program

Boeing’s CST-100 Starliner and SpaceX’s Dragon are both young, talented and successfull candidates about to transport the first NASA’s Commercial Crew into space !  

Dark-side of the Raspberry Pi

Dark-side of the Raspberry Pi

BCM2835 Peripherals BCM2835 contains the following peripherals which may safely be accessed by the ARM: One part of theses peripherals are routed from the BCM2835 chip pads to the 2×20 GPIO header in order to be freely accessible (as shown above). One other part of […]

Hardware PWM with Raspberry Pi Zero

Hardware PWM with Raspberry Pi Zero

Purpose The main idea was to generate a configurable Pulse Width Modulated (PWM) signal out of a Raspberry PI Zero v1.3. The software solution The first solution was to handle a regular GPIO pin by software in order to alternate one and zeros via a […]

Synchronous decade counter

Synchronous decade counter

Purpose Experiment, have fun and learn. What better than counting without a counter ? In order to make a basic function (a decade counter) you need even more basic elements as : AND/OR Gates and J-K flip-flops.   Basics What is a synchronous decade counter […]

Linux kernel (for Raspberry pi)

Linux kernel (for Raspberry pi)

Compiler le noyau linux pour Raspberry Pi peut prendre de quelques minutes à plusieurs heures en fonction de la puissance de votre machine de compilation. Machine utilisée pour cross-compiler : Processeur : Xeon E5-2620 v2 2.1GHz 15MB Cache , 6 Coeurs, 12 Threads Mémoire     : […]

Blockchain

Blockchain

La “blockchain” est une nouvelle technologie de protection de l’information tout à fait innovante et passionnante et pourtant elle reste souvent méconnue et réduite au Bitcoin. Les cryptomonnaies comme le Bitcoin ou l’Ethereum constituent une des utilisations possibles de la blockchain. Par ailleurs, la technologie […]