Search found 2 matches
Search found 2 matches • Page 1 of 1
- Thu Dec 01, 2016 9:48 pm
- Forum: Builds and Announcements
- Topic: USB reset issue in the Bootloader and libmaple core
- Replies: 45
- Views: 4152
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...
- Sat Mar 12, 2016 10:03 pm
- Forum: STM32F103 Boards
- Topic: USB to Serial with Arduino nano equipped with CH340 / CH341
- Replies: 3
- Views: 1365
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...