Note:

+ Designed in Fusion360. + Project file attached.

https://youtu.be/_htudov9zpg https://youtu.be/1llRwfUVu5Q

Firmware:

https://github.com/arendst/Tasmota/discussions/11731

If you have questions about how Tasmota software works, visit the Tasmota Discord chat room for a discussion: https://discordapp.com/invite/Ks2Kzd4

BOM:

Wemos D1 Mini: https://aliexpress.ru/item/32845253497.html NEMA-17 (1:49): https://aliexpress.ru/item/32860395449.html Driver TMC2208: https://aliexpress.ru/item/1005001373478338.html DC-DC Step Down Power Supply Module, max=24V (MP1584): https://aliexpress.ru/item/32742116421.html Aluminum Capacitor (100mF, 35V): https://aliexpress.ru/item/32814611460.html DC power adapter (24V 2A): https://aliexpress.ru/item/32961238897.html 5.5mm x 2.1mm power connector: https://aliexpress.ru/item/33049592958.html Expansion board for stepper motor A4988: https://aliexpress.ru/item/32908836265.html Blue-INA219: https://aliexpress.ru/item/33047166203.html

M3 hex bolt: https://aliexpress.ru/item/32855482216.html M3 brass hot melt inset nuts: https://aliexpress.ru/item/4000761483243.html M5 hex bolt: https://aliexpress.ru/item/32854341502.html M5 nylon lock nut: https://aliexpress.ru/item/32854748278.html 5x8mm flange: https://aliexpress.ru/item/4000315062922.html

JST XH 2.54 (4 pin) cable: https://aliexpress.ru/item/32996835431.html JST XH 2.54 (4 pin) connector: https://aliexpress.ru/item/32741723157.html JST XH 2.54 stepper motor cable: https://aliexpress.ru/item/32811275446.html

Important information:

1. More information about the effect of voltage on stepper motor operation can be found in the tutorial: (see 5. POWER SUPPLY): http://stepcontrol.com/pdf/step101.pdf
2. Stepper drivers configuration tutorials: A4988 - https://lastminuteengineers.com/a4988-stepper-motor-driver-arduino-tutorial/ DRV8825 - https://lastminuteengineers.com/drv8825-stepper-motor-driver-arduino-tutorial/ TMC2208 - https://wiki.fysetc.com/TMC2208/
3. tmc2208 vs a4988 (Table 2): https://www.trinamic.com/fileadmin/assets/Support/Appnotes/AN045-How_to_replace_Allegro_A4988_with_TMC2208_01.pdf