Search found 2 matches

by fra
Thu Dec 01, 2016 9:48 pm
Forum: Builds and Announcements
Topic: USB reset issue in the Bootloader and libmaple core
Replies: 45
Views: 2863

Re: USB reset issue in the Bootloader and libmaple core

Hi guys, I may have found a workaround on this. Two symptoms: 1) after a sketch upload I have to wait 15-20 seconds before I can open the USB Serial, otherwise I get the error message Error opening serial port '/dev/ttyACM0'. (Port busy) 2) In between two uploads I have to push the reset button (see...
by fra
Sat Mar 12, 2016 10:03 pm
Forum: Generic STM32F103
Topic: USB to Serial with Arduino nano equipped with CH340 / CH341
Replies: 3
Views: 1052

USB to Serial with Arduino nano equipped with CH340 / CH341

I am one of those guys who first purchased a blue pill (STM32F103C8T6) and then realized you need some additional hardware to communicate with. So looking up into the forum I have found that an Arduino properly connected could do the job. Of course I couldn't wait for the USB-to-serial to be shipped...

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