Re: [Flashforth-devel] Sending Forth files with macOS over USB

[Grant O. <kg...@gr...>]

I had the same problem and did this writeup:

https://www.grant-olson.net/news/2019/09/04/using-minicom-with-flashforth-on-osx.html

-Grant

On 11/23/19 7:23 AM, Tristan Williams wrote:
> Hello,
>
> I am using a PIC18F14K50 with FlashForth 5 connecting over USB on
> macOS (10.11 & 10.14). I can enter Forth interactively using both Minicom
> and ff-shell.py. However, with my setup, neither Minicom nor
> ff-shell.py is able to successfully send a file of forth source. The
> PIC appears to be overwhelmed by a torrent of Forth. I did wonder
> whether the PIC was making a value judgement about quality of my code,
> but think it more likely that my setup has a flow control
> problem. Both Minicom and ff-shell.py were setup to use CRTSCTS
> (though changing to XON/XOFF made no difference) which I think is
> correct for a USB CDC serial connection. Running Minicom and
> ff-shell.py interactively and checking the USB CDC serial port
> settings with stty whilst they are running showed that neither CRTSCTS
> nor XON/XOFF appeared to be set. I do not know if that is normal for
> macOS with CDC.
>
> If anyone is using macOS and is able to send files via Minicom or
> ff-shell.py over USB I would appreciate any pointers as to where I am
> going wrong.
>
> I've written a small transfer program for my setup, so I can send
> Forth files and am enjoying using FlashForth greatly. However, I am
> new to USB/CDC and would like to know what is wrong with my setup and
> how to fix it (if possible!) so I can use the existing shells.  All
> help gratefully received.
>
> Thank you!
>
> Tristan
>
>
>
>
>
>
>
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