Kategorie-Archive: Microcontroller

3D printed geared Timelapse Rail with IGUS parts driven by ESP32 async webserver interface

As the title already says. This is about  a motorized  timelapse or video rail with the following features: Electronic Parts: ESP32  powered over USB (5V) DRV8825 steppermotor driver (12V) TMC2100 steppermotor driver (12 V) Mechanical Parts: IGUS Rail and Carrier 3D printed gears and rail Nema17 5:1 geared stepper motor Software: Arduino Multitasking DRV8825 and„3D printed geared Timelapse Rail with IGUS parts driven by ESP32 async webserver interface“ weiterlesen

esp8266 E-Paper Display mal ganz einfach

Jeder, der schon mal versucht hat, ein E-Paper Display an einen esp8266 oder esp32 anzuschließen, weiß, daß das eine etwas fummelige und zeitraubende Sache sein kann. Insbesondere das Vorbereiten von Grafiken ist extrem Zeitraubend. Mit einem Testboard von Waveshare, dem sogenannten „Universal e-Paper Raw Panel Driver Board, ESP8266 WiFi Wireless“ kann man den Aufwand auf„esp8266 E-Paper Display mal ganz einfach“ weiterlesen

ESP32 audio experiments or Make a very small low cost and portable webradio

Because yesterday was a black wednesday for the open source community the next project I made is hosted on gitlab. You can find the sources for this special dirty low cost internetradio here. Some days ago I found a new ESP32 device on aliexpress: TTGO TAudio V1.0 or also known as TTGO-T9 v1.0 A wm8978„ESP32 audio experiments or Make a very small low cost and portable webradio“ weiterlesen

Old Prusa printing new humanoid InMoov

With some further updates the print quality on the Prusa I3 B pro is now acceptable. Updates in detail ESP3D for WiFi printing on an ESP8266 (in AP mode) Improved SaintFlint extruder (stabilized) J-Head v6 Some Neopixel for showing the printer status and some more light Filament runout sensor for more security (not shown in„Old Prusa printing new humanoid InMoov“ weiterlesen

Pimp my prusa – part2

Today  two more upgrades for my good Prusa I3 B. No 1: Infrared filament monitor. Detect filament blocking with routines to stop/pause 3D printer and let the user interact to solve the problem. This is an alpha development thing connected to an Arduino mini pro. It detects the movements of the little wheel and can„Pimp my prusa – part2“ weiterlesen