Search found 10 matches

by yuanyanhui
Tue Jul 30, 2019 10:17 am
Forum: Other Boards
Topic: BLACK STM32F407ZGT: factory resetting
Replies: 6
Views: 307

Re: BLACK STM32F407ZGT: factory resetting

Thanks again for the clarification.
by yuanyanhui
Tue Jul 30, 2019 7:24 am
Forum: Other Boards
Topic: BLACK STM32F407ZGT: factory resetting
Replies: 6
Views: 307

Re: BLACK STM32F407ZGT: factory resetting

@jimmo Thank you for your help. Using button K1 and RST, the board was reset successfully. I still got two questions regarding the file system: 1. Why reflashing micropython doesn't erase the corrupted file system. 2. Arduino code is burned using stlink, while micropython using dfu. Are codes flashe...
by yuanyanhui
Tue Jul 30, 2019 3:04 am
Forum: Other Boards
Topic: Black STM32F407VET6: deploy issue
Replies: 7
Views: 355

Re: Black STM32F407VET6: deploy issue

@dhylands Thank you! This is very helpful.
by yuanyanhui
Tue Jul 30, 2019 3:01 am
Forum: Other Boards
Topic: BLACK STM32F407ZGT: factory resetting
Replies: 6
Views: 307

Re: BLACK STM32F407ZGT: factory resetting

Reflashed firmware and the problem is still there. I even executed some Arduino code to make sure micropython was wiped out before reflashing. Why?
by yuanyanhui
Tue Jul 30, 2019 2:02 am
Forum: Other Boards
Topic: BLACK STM32F407ZGT: factory resetting
Replies: 6
Views: 307

BLACK STM32F407ZGT: factory resetting

I flashed a BLACK STM32F407ZGT using mcauser's github repo. After resetting the board while connected to the computer, it says main.py was corrupted. How to do a factory resetting on this board? There are instructions for the official pyboard. But it uses green and yellow LEDs to control the timing ...
by yuanyanhui
Tue Jul 30, 2019 1:36 am
Forum: Other Boards
Topic: Black STM32F407VET6: deploy issue
Replies: 7
Views: 355

Re: Black STM32F407VET6: deploy issue

Thanks a lot. Will look into it.
by yuanyanhui
Mon Jul 29, 2019 2:01 pm
Forum: Other Boards
Topic: Black STM32F407VET6: deploy issue
Replies: 7
Views: 355

Re: Black STM32F407VET6: deploy issue

@jimmo can you elaborate a bit? I use windows and know very little of ubuntu.
by yuanyanhui
Mon Jul 29, 2019 12:25 pm
Forum: Other Boards
Topic: Black STM32F407VET6: deploy issue
Replies: 7
Views: 355

Re: Black STM32F407VET6: deploy issue

FYI. The issue was solved by running the command with sudo.
by yuanyanhui
Mon Jul 29, 2019 12:01 pm
Forum: Other Boards
Topic: Black STM32F407VET6: deploy issue
Replies: 7
Views: 355

Black STM32F407VET6: deploy issue

The message says access to usb is denied. How to solve this problem? Please help, thanks. Use make V=1 or set BUILD_VERBOSE in your environment to increase build verbosity. Writing build-BLACK_F407VE/firmware.dfu to the board Traceback (most recent call last): File "../../tools/pydfu.py", line 586, ...
by yuanyanhui
Wed Mar 20, 2019 10:46 pm
Forum: General Discussion and Questions
Topic: Micropython live is offline
Replies: 0
Views: 461

Micropython live is offline

seems micropython live is offline. can someone help fix it?