grblHAL / STM32F4xx

grblHAL driver for ST STM32F4xx (Nucleo-64, Blackpill)
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MPG + Modbus #55

Closed JoachimF closed 1 year ago

JoachimF commented 2 years ago

Hello Terjeio,

Congratulation for your work, I'm a big fan!

Have you planned to use the 3 uarts on the F401, because on my modular router I have a

Also I have a lathe, WM210, that I plan to CNCize, I need to understand how to wire the encoder to the blackpill. I plan to make a breakout for the blackpill with optos and external stepper drivers if I can validate all this peripheral, The goal is to have the same breakboard for the router and the lathe (one for each) and share the DRO/MPG

Do you think all this stuff could fit in a STM32F401?

If I can validate all this peripheral, I plan to make a breakout for the blackpill with optos and external stepper drivers.

I have work to do, the router is working on GRLB 328p and fully operationnal as router XYZ, I need to migrate to GRBLHal on the good CPU, for the plasma, I need to get the arcok and the arc-voltage to test the THC and the most important I need a water receptacle under the metal to cut, the foamcutter module is in project for now .

I need a little help for mapping all this pins (encoder, thc..), and I can test code when all will be wired.

Thank you for all your work

terjeio commented 2 years ago

Have you planned to use the 3 uarts on the F401

Not in the basic configuration. However, further ports can be added in board specific code - at least one user has done that successfully, he added two ports. You can copy the existing serial port code and modify that so it is not too hard.

Do you think all this stuff could fit in a STM32F401?

That depends on the version of the chip? You have to consult the datasheet(s) to find out.