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Clament John
Associate II
since ‎2018-07-19
‎2023-06-14

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  • 9 Posts
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User Activity

Bootloader read memory command fails

2017-06-13
Posted on June 13, 2017 at 09:14I'm using an STM32F103 and flashing a code into it using the bootloader. I'm successful in writing the code into the MCU, but when I try reading it using the Read Memory command (pg13) [http://www.st.com/content/ccc/r...

Boot loader flashing fails (occasionally)

2017-06-06
Posted on June 06, 2017 at 14:12I have an STM32F103 that I'm re-flashing remotely using a different MCU through its UART port (using the boot loader). It works perfectly fine, I have multiple devices that have been successfully flashed with the righ...

SD card no response for CMD0

2017-05-11
Posted on May 11, 2017 at 11:09A device I had been testing for over two months suddenly started giving FR_DISK_ERR (I'm using Elm Chan's FAT-FS) [http://elm-chan.org/fsw/ff/00index_e.html]. When I tried debugging, the command (CMD0) which must be cl...

Will an OFF state STM32 power up during SPI transaction

2017-04-21
Posted on April 21, 2017 at 12:13We know a micro can be powered up using its GPIO. If you didn't know - https://www.eevblog.com/forum/blog/eevblog-831-power-a-micro-with-no-power-pin!/I have an STM32F0103 which will be in OFF state (VCC = 0 V) and a...
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