Thingiverse
v2.1 BIG roller blinds
por TrDA
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### Note:
+ Designed in Fusion360.
+ Project file attached.
### 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:
NEMA-17 (27:1):
https://ru.aliexpress.com/item/32586836815.html
Driver A4988:
https://ru.aliexpress.com/item/1609523735.html
Driver A4988 board:
https://ru.aliexpress.com/item/32908836265.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
### Important information:
1. The recommended voltage is 24 ... 35 volts (respectively, the capacitor should be 35 ... 50 volts). 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 driv
+ Designed in Fusion360.
+ Project file attached.
### 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:
NEMA-17 (27:1):
https://ru.aliexpress.com/item/32586836815.html
Driver A4988:
https://ru.aliexpress.com/item/1609523735.html
Driver A4988 board:
https://ru.aliexpress.com/item/32908836265.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
### Important information:
1. The recommended voltage is 24 ... 35 volts (respectively, the capacitor should be 35 ... 50 volts). 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 driv
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