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UART Problem after Flash write

Hi!I'm working in a project that uses flash memory to store calibration data. At the first power on (before writing data in flash) everything works fine. After calibration, if I turn off the board and turn on again, my USART2 stops working (only send...

RBall.1 by Associate
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  • 1 replies
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STM32H735 SDMMC Error FR_NO_FILESYS

I'm having trouble getting the on board SD card reader working properly. The board is the STM32H735G discovery kit. When attempting to mount the disc it comes back with error FR_NO_FILESYSTEM. A closer investigation shows that when reading the first ...

HSamm.1 by Associate II
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CAN programming question

Hi !I'm new in the STM32 world ! So, sorry if my questions are stupid. I work on CAN with the example : FDCAN Classic Frame Networking.I want to know if in this example that I modified slightly, HAL_FDCAN_AddMessageToTxFifoQ(&hfdcan1, &TxHeader, TxDa...

KMiko.1 by Associate III
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How to receive the data from SIM39EA Gps module?

I'm interfacing stm32f series microcontroller and SIM39EA gps module Thruogh terminal im getting this data but not valid data. /**************************************/$GPGSA,A,1,,,,,,,,,,,,,,,*1E$GPGSV,1,1,04,13,,,26,05,,,21,12,,,19,02,,,19*7C$GPRM...

MVENN.1 by Associate II
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STM32F7 How to design external oscillator

Hello,I have been trying for a while now to properly design the external oscillator for the STM32F722RE MCU.Until now, I don't find a clear answer with detail calcul.To design the oscillator, I use 3 documentations:stm32f722re.pdfcd00221665.pdf (AN28...

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BSchn.2 by Associate II
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  • 4 replies
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Resolved! STM32F373 SDADC Analog input range

Hi, I have 50Hz sinewave with 660mVp-pk, should i connect this to SDADC analog input? It can measure negative cycle of the sinewave? i.e. If i configure SDADC as single ended zero reference mode then it can measure negative cycle of the sinewave?Na...

16 Bit SDADC is only giving 15 Bit value

I am running both SDADCs on a STM32373C-EVAL evaluation board. One of them is giving me the correct values from 0-65.535 but the second one is giving me 0-32.767 on the same voltage.I have configured them using the Cube IDE and Hal. They are set up e...

RKage.3 by Associate
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  • 1 replies
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