Ending the Wild West of Smart Spools
An open-source initiative by Prusa Research creating a single smart spool standard that works across all brands and ecosystems. This allows printers and users to read and write data directly on any spool, making 3D printing more reliable and intuitive for everyone.
3D printers have become incredibly user-friendly, but interaction with filament is still a very manual process. To improve the user experience and streamline the workflow, we need smart spools.
A smart spool carries all the important information about the material and its workflow, unlocking key features:
Instantly identifies the material type and color, significantly reducing user error and leading to a simpler, more reliable workflow.
Real-time data tracking, such as the amount of remaining filament, so you always know the exact status of your material.
Enables effortless inventory management and full traceability by allowing you to log custom data.
Some smart spools already exist, but they lack the core principles of universality and interoperability. It's like every brand suddenly decided to use a different filament diameter.
Smart spools are often locked to their specific hardware and filament. This makes them unusable with any third-party machines, forcing users into a closed ecosystem.
Many smart spools just refer to an online database, forcing you to rely on the manufacturer's cloud service. No internet? Your "smart" spool becomes dumb.
Current Smart Spools offer little to zero reusability. This read-only design prevents any updates to live data, and once the filament is depleted, you have no choice but to throw the 'smart' spool away.
Walaloon keessatti barabarsuun:
In the rich tapestry of the Oromo culture, Walaloo (poetry) is not merely an art form; it is the heartbeat of the nation. It is a vessel for history, a weapon for justice, and a lantern for knowledge. Among the myriad themes explored by Oromo poets, one stands out as the cornerstone of communal survival and individual prosperity: Barumsaa (Education).
The phrase "Walaloo Afaan Oromoo Waa’ee Barumsaa" translates to "Oromo Poetry about Education." This genre of oral and written literature plays a critical role in motivating the youth, preserving the language, and advocating for the enlightenment of the Oromo people. In this long article, we will dissect the meaning, themes, and societal impact of these educational poems, and explore a creative example (the "39-ee" structure, signifying a list or collection of verses) to understand how rhythm and metaphor foster learning. Walaloo Afaan Oromoo Waa 39-ee Barumsaa
Qorannoon kun tiyoorii “Marxist Literature” fi “Postcolonial Criticism” irratti hundaa’a. Tiyooriin Marxist walaloo keessatti wal-qixxummaa, hiyyummaa fi badhaadhummaa, fi haala qabeenyaa ilaala. Walaloo Oromoo keessatti barumsi yeroo baay’ee akka meeshaa mormii tooftaa hawaasa giddugaleessaa (elite) fi akka furtuu hiriyyummaaf (bilisummaa) tajaajila. Kanaaf, barumsi Oromoo keessatti rakkinoota sadeen: 1) dadhabbii qabeenyaa, 2) hanqina afaanii, 3) miidhaa seenaa irraa eebbifame cinaa’uuf waamicha.
Walaloon Oromoo waa’ee barumsaa keessatti ibsa barumsi meeshaa jijjiirraa hawaasaati. Barumsaan qofa hawaasni Oromoo gosa, amanti, fi haala jireenyaa isaa irraa gara hawaasa beekumsaa fi ogeessummaa geessuu danda’a. Walaloon keessatti barabarsuun: In the rich tapestry of
Walaloon jaalala barumsaa ibsu tokko akkas jedha:
“Ilmi Oromoo yoo barate, Gaafa tokko ija barate, Haaluma jireenyas ni jijjiira, Afaan isaatiin addunyaa ni tajaajila.” “Ilmi Oromoo yoo barate, Gaafa tokko ija barate,
Kanaafuu, barumsi jijjiirraa hawaasaati. Yeroo ammaa, Oromoon kutaa adda addaa keessatti, keessumaa immoo kubbaa hawaasaa fi bulchiinsaa keessatti waan gahaa hin taane. Kana balleessuuf, walaloon Oromoo barattoota fi qoratoota wajjiin akka haasa’u jajjabeessa.
Instantly read or write in any orientation. This eliminates the need to rotate the spool to find the "correct" position.
Stick a blank tag on any filament spool you own, flash it using your printer or a phone app, and simply re-use it once the spool is empty.
A single tag works even for 2kg spools, ensuring live data is always perfectly in sync. Two-tag designs cannot guarantee this.
A 3D printer or any compatible device instantly reads all data the moment the spool is loaded.
Instantly read or write in any orientation. This eliminates the need to rotate the spool to find the "correct" position.
Stick a blank tag on any filament spool you own, flash it using your printer or a phone app, and simply re-use it once the spool is empty.
A single tag works even for 2kg spools, ensuring live data is always perfectly in sync. Two-tag designs cannot guarantee this.
A 3D printer or any compatible device instantly reads all data the moment the spool is loaded.
Whether you're a manufacturer, developer, or 3D printing enthusiast, OpenPrintTag makes your workflow smarter.
Complete data format and protocol specification for NFC tag implementation
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