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not all NEMA17 motors are "magnetically compatible"?

12

After playing around with 5 different NEMA17 and 3 hybrid stepper DIY boards I figured that not all motors are "magnetically compatible" with the concept. I did not bother reading...

Update oled.c to reduce possible interference with motor PWM harmonics

3

changed frequency from 0d80 (80) to 0x00 (0) to reduce speed for OLED communication in order to avoid motor PWM harmonics (EMI). Also disccused here: https://github.com/bigtreetech/BIGTREETECH-S42B-V1.0/issues/16

Added sensorless homing functionality to S42B

3

Use SWDO pin (silkscreen on PCB) of S42B communication pin header as active low signal to trigger endstop based on angular deviation. Mind that connecting SWDIO to an endstop pin...

INFO: bigtreetech hw/fw design of 42B and 42A shared on github

2

https://github.com/bigtreetech/BIGTREETECH-S42B-V1.0 https://github.com/bigtreetech/BIGTREETECH-S42A-V1.0

INFO: MKS provided now source for fw and hw

4

https://github.com/makerbase-mks/MKS-SERVO42B

Display PID Power Setpoint as Graph

1

Hi, this is a feature request and might be easy to implement for someone familiar with the codebase of this very nice plugin. For PID tuning of hotends it is...

Documentation enhancement: ESP32-S2Fxx is required not ESP32-S2

4

I ordered an esp32-s2 without thinking much about it but after not being able to flash the chip at all I transfered another "S2" from a dev board. That fixed...

Hi, to adjust Z-distance during printing of the first layer remotly, I would like to be able to send M290 and G92 to the terminal (Z-babystepping). http://marlinfw.org/docs/gcode/M290.html https://forum.duet3d.com/topic/209/babystepping-by-g-code-macro/10 see also...

HW 1.1 wrong segment display referenced in BOM and schematics

3

Hi, first of all to the devs: thanks for sharing the design! I am currently debugging my build and besides reading temperature 0°C (SPI issue?) I think the segment display...

I had to swap + ans - at my K element connector to get correct polarity. No big deal but rotating the connector socket would fix this.