Search found 22 matches

by forester3
Mon Jan 28, 2019 11:48 am
Forum: Development of MicroPython
Topic: deploy-stlink error
Replies: 2
Views: 373

Re: deploy-stlink error

Sorry, this is a self-replying.

I tried to build without cmake and I was not able to build again.

There was an example of a build that does not use git. (It is a only in Japanese.)
http://mickey-happygolucky.hatenablog.c ... /27/220613

I would normally like to use the "make" command.
by forester3
Sun Jan 27, 2019 12:34 pm
Forum: Development of MicroPython
Topic: deploy-stlink error
Replies: 2
Views: 373

Re: deploy-stlink error

This time I reinstalled udev rule only.
Then somehow the st-flash worked.
But can ubuntu18.04 build st-flash binary?
by forester3
Sun Jan 27, 2019 10:50 am
Forum: Development of MicroPython
Topic: deploy-stlink error
Replies: 2
Views: 373

deploy-stlink error

Hi, In accordance with v1.10 release, I am developing f7-disco micropython custom firmware. However, an error has occurred at deploy-stlink. The error messages are as follows: st-flash 1.4.0-20-gaf4d2eb 2019-01-27T19:27:55 WARN usb.c: Couldn't find any ST-Link/V2 devices Makefile:514: recipe for tar...
by forester3
Tue Aug 07, 2018 11:42 am
Forum: Development of MicroPython
Topic: Solved: SDRAM support on F746G-disco
Replies: 2
Views: 536

I finished PR.

I finished PR to supprort SDRAM on STM32F746G-Discovery.
This PR can be found here: https://github.com/micropython/micropython/pull/4032
by forester3
Mon Aug 06, 2018 1:35 am
Forum: Development of MicroPython
Topic: Solved: SDRAM support on F746G-disco
Replies: 2
Views: 536

gc.collect() freeze, as yet

Hi,

I defined pins about SDRAM, and I built firmware.
I think SDRAM initialization is done.

But at gc.collect(), firmware freeezes.

My test source for SDRAM will be found here:
https://github.com/forester3/micropytho ... disc-sdram
by forester3
Thu Aug 02, 2018 1:28 pm
Forum: Development of MicroPython
Topic: submodule status is strange.
Replies: 2
Views: 407

Re: submodule status is strange.

Thank you for your answer.
Does stm32lib have old tag? Is that no problem?
by forester3
Thu Aug 02, 2018 5:40 am
Forum: Development of MicroPython
Topic: submodule status is strange.
Replies: 2
Views: 407

submodule status is strange.

Hi, I usuallly use "git submodule update --init" to update submodule. But submodule status is strange. 9b3092eb3b4b230a63c0c389bfbd3c55682c620f axtls (heads/master-35-g9b3092e) 35aaec4418ad78628a3b935885dd189d41ce779b berkeley-db-1.xx (remotes/origin/embedded) e9de7e35f2339598b16cbb375f9992643ed8120...
by forester3
Tue Jul 31, 2018 12:28 pm
Forum: Development of MicroPython
Topic: F7disco BSP for LCD causes bus error.
Replies: 7
Views: 1356

lcdconsole for F7disco

Hi, I updated lcd module for STM32F746G-Disco. It is named "lcdF7D". Now it works lcd console to use uos.dupterm. >>> import lcdconsole >>> con = lcdconsole.LcdConsole() >>> uos.dupterm(con) This lcdconsole module will be found here: https://github.com/forester3/micropython-samples/blob/master/lcdco...
by forester3
Mon Jul 30, 2018 1:32 pm
Forum: Other Boards
Topic: REPL over SWD for STM32F7
Replies: 1
Views: 344

Re: REPL over SWD for STM32F7

Hi,

By default, REPL works SWDIO(ST-LINK) and USB FS port on STM32F746-discovery.
But SWDIO side does not work after change pyb.freq(not default).
by forester3
Mon Jul 30, 2018 2:59 am
Forum: Development of MicroPython
Topic: Solved: SDRAM support on F746G-disco
Replies: 2
Views: 536

Solved: SDRAM support on F746G-disco

Hello, I found this PR. https://github.com/micropython/micropython/pull/3940 I will try to this my STM32F746G-Discovery board. But SDRAM works lower than 200MHz on STM32F746G-Disco. Is there any problem SYSCLK will be down in "mpconfigboard.h" Otherwise, should I change the clock after judging the v...