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I have Arduino Mega 2560 board. This has a gazillion spare pins, including plenty more PWM pins than are used.
I understand that H bridges are not supported and that EasyDriver Step/Direction is the …
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In the FAQ, I read:
> Arduinos have a nice little internal pull-up resistor for normally-open switches that help prevent the pin from frying when the switch is closed. With normally-closed switches, …
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5V or IOREF? - IOREF
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Hi,
I am noticing uneven movements when auto guiding (PHD2) or moving the mount using the arrow keys from the EQMOD panel (speed 1x). I am using an Arduino Mega2560 and microstepping 1/8 or 1/16. It …
N-DD updated
10 years ago
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Using the RAMBo with a Rostock Max and it's fantastic. Loving it.
I want to build a one-off cnc router using the RAMBo board and nema 23 motors. Can the new RAMBo v1.1b handle these motors?
Thanks…
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I just stumbled about this cheap 3D Printer Melzi Boards with are available everywhere on ebay etc.. http://reprap.org/wiki/Melzi
They feature:
Processor: ATMEGA664P
Mini USB interface
4 x A4982 step…
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Hi All
I have a chinese tb6560 3 axis red board that works very well on the LPT port under EMC2 - wanting to get rid of the old legacy tower, I want to try Grbl
I can hear it enable the board when I…
ghost updated
10 years ago