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555CircuitsLab @555circuitslab

Maker & Bookwriter. Learn Arduino and ATtiny with the Book Arduino Praxiseinstieg @arduinopraxis

Joined July 2014
  • Tweets 192
  • Following 23
  • Followers 104
9 Photos and videos
555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
15 Aug 2025
Testing Flex PCP Board with ATmega328 #flexpcb #JLCPCB
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
29 Apr 2025
Always print your PCB layout on paper before sending to the manufacturing house . #pcb #design #printout #error
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
21 Mar 2025
Replying to @kevsmac
Building controller for Fischertechnik robotic project #robotics #rp2040 #fischertechnik
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
31 Dec 2024
Last 5 PCB projects in 2024 @JLCPCB . #pcb #project #robotics #fischertechnik
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
27 Dec 2024
Building new Fischertechnik Controller . Running Micropython on XIAO RP2040 . #fischertechnik #controller #seeedstudio #xiao #rp2040 #micropython #microcontroller #electronics #education #workshop #maker #diy
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
12 Jun 2024
The siru.box, a pc controlled power supply, is an ideal tool for the electronics workbench . #siru.box #powersupply #workbench #electronics #education #workshop #maker #diy
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
30 Mar 2024
New workshop installed and ready for electronics, 3d printing and RC cars projects . #workshop #projects #electronics #3dprinting #rc #rccars #maker #diy
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
12 Nov 2023
.@ElektorDE - mein Nachbau des legendären LPS1 funktioniert perfekt #netzteil #elektor #lps1 #maker #elektronik
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
11 Nov 2023
Replying to @kevsmac
Building an analog, adjustable power supply based on a design from @Elektor from 1975 #LPS1
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
14 Oct 2023
Replying to @kevsmac
Testing my Arduino based bus system #555BusDuino
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I just started with a new project - 555BusDuino
Arduino Praxis@arduinopraxis
1 Oct 2023
New Maker project - 555BusDuino for education . Stackable Arduino Bus System . #Arduino #555busduino #atmega328 #uno #electronics #education #workshop #maker #diy
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Advertise your account with one PCB. Adjustable voltage reference with Opamp 741
arturo182 is on Bluesky now@arturo182
7 Sep 2023
Advertise your account with one PCB. I'll start
The RP2040 Stamp

ALT The RP2040 Stamp
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
8 Aug 2023
Our cat Miss Chili loves PCBs :-) She usually orders the green boards from @jlcpcb . #InternationalCatDay #misschili #cat #pcb #jlcpcb #diy #electronics #maker
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Get your Arduino UNO R4 at the official Arduino Store
Arduino Praxis@arduinopraxis
26 Jun 2023
Launch of the new Arduino UNO R4. . The Arduino Team just presented the new UNO R4 and his brother UNO R4 Wifi . @arduino @RenesasGlobal #arduino #uno #r4 #renesas #wifi #microcontroller #learning #makercommunity #electronics #workshop #maker #diy
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Happy #ArduinoDay2023
Arduino Praxis@arduinopraxis
25 Mar 2023
Happy #ArduinoDay2023 Thank you @arduino team for this cool project. I started in 2008 with the #Arduino #Diecimila. I published my the first edition of my Arduino Book in 2010.
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
9 Feb 2023
LED test tool for my workbench . #led #test #tool #electronics #workbench #maker #diy
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
3 Jan 2023
Component set for Barebone Arduino boards . Make your own Arduino UNO . @arduino @MicrochipMakes #components #kit #makearduino #uno #atmega #microchip #atmega328 #arduino #electronics #workshop #maker #diy
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
8 Dec 2022
Make your own Arduino UNO Our swiss maker community created an own Arduino Board a couple years ago. . Helvetino . playground.boxtec.ch/doku.ph… . @arduino @MicrochipMakes #pcb #makearduino #uno #atmega #microchip #atmega328 #arduino #electronics #workshop #maker #diy
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
6 Dec 2022
I have my own Make Arduino Kit . Make 555Duino with ATmega328 . @arduino @MicrochipMakes #pcb #makearduino #uno #atmega #microchip #atmega328 #arduino #electronics #workshop #maker #diy
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555CircuitsLab retweeted
Arduino Praxis@arduinopraxis
6 Sep 2022
Grove Photo resistor (LDR) board with I2C interface by @arduinopraxis . @seeedstudio #seeedstudio #GroveSensor #Design #prototype #pcb #sensor #grove #ldr #photosensor #electronics #maker #diy
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