Creality Ender 3-S1 STM32F401 Raspberry 3B+ klippy(1).log (107.5 KB) Hi there, really trying so many hours to get it work, but there seems to be no connection between the Rasp and the Printer. Klipper reports: ERROR mcu ‘mcu’: Unable to connect Once the underlying issue is corrected, use the …

Finally I got it work. First, one of my USB-cables was bad. For other purposes it was (and still is) fine, but not for the printer. No idea why. Second: The screen of the printer is NOT(!!!) black - the firmware is properly flashed even WITH the Creality logo and some dots and lines. Third: Don’t…

No connection between Raspberry 3B+ and Ender 3-S1 (F401)

General Discussion

Sineos July 15, 2024, 3:21pm 2

Your board is not properly flashed. See Issues flashing the printer board

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No connection between Raspberry 3B+ and Ender 3-S1 (F401)

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