CPU Clocks and Clock Interrupts, and Their Effects on Schedulers (2015)

By Boris Landoni on February 13, 2019

Instructions to sleep for a second almost never result in precisely one second’s sleep. Bob Schmidt walks us through the mechanics of why.
Suppose you are walking down the hallway of your office, and a Summer Intern (SI) intercepts you and asks, …….
Read more: CPU Clocks and Clock Interrupts, and Their Effects on Schedulers (2015)

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About Boris Landoni

Boris Landoni is the technical manager of Open-Electronics.org. Skilled in the GSM field, embraces the Open Source philosophy and its projects are available to the community.

OpenSource Products

AMPLIFIER CLASS D 2x15W
Based on the PAM8610 chip, this small Class D stereo...
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Demoboard for ESP32
Demoboard for the famous ESP32 Bluetooth and WiFi module (available...
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TOTEM: learning by experimenting
Let’s learn about an interesting educational platform that allows...
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Air Quality Sensor – PM2.5, PM10
This module uses the principle of optical LASER light scattering...
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Small solar cell (0,5 V / 800 mA)
Photovoltaic cell with very small dimensions, suitable for carrying out...
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The cheapest Arduino alternative: PRO MIDI 1284P
It is halfway between an Arduino Mini (in size)...
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Chip 1 IN – 4 OUT USB 2.0 High Speed
The FE1.1s chip is a high-performance, low-power integrated circuit that...
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Display Oled 1.3 inch
1.3″ Organic Light Emitting Diode (OLED) Display with good contrast,...
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Tutorials

PCB CAD, A SELECTION GUIDE
Getting to know and evaluate the software offer for PCB,...
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DIY Sensor – Innovation & Implementation
A sensor converts data such as heat, light, sound,...
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Getting Started with the ESP32
This article is a getting started guide for the ESP32...
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Mods and Hacks

The flame that doesn’t burn
Based on Neopixel and a special ultra-thin Arduino, it simulates...
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Here are the Winners from the 3Drag 3d printing contest
Here we are, eventually the contest has come to an...
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Roland Hoffert, from www.eytec.de, submitted us this 3Drag (Velleman K8200...
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Updates from the 3Drag 3dprinting contest: Karl Seiss’s Hack
Karl Seiss from Austria made a very clever hack to...
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Opinions

PCB Recycling: The Core of Your Electronics Is More Valuable Than You Think
The screen you are looking at this very moment will...
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PCB CAD, A SELECTION GUIDE
Getting to know and evaluate the software offer for PCB,...
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The Open Source community united against Covid-19
On March 11, WHO (World Health Organization) officially declared the...
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Coronavirus: Now Is The Time For Solidarity
The moment we are living, in China before and all...
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