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stm32h5 fat12 implemented, using eeprm as msc, issue is i2c is blocking superloop.

premkumarAssociate III

STM32 MCUs Products

Hi , Subject: i need to reduce the log write time what to do I have an STM32H503 logging ~20 bytes per line (HH:MM:SS , X.X) to a 24Cxx EEPROM over I2C @ 400 kHz, with FAT12 + USB MSC.Blocking time = the main loop stalls ~100–200 ms on each append w

lavanyaSenior

STM32H747 custom board External loader issue

As per my custom board pins(I am using single QUADSPI STR) I have selected and i tried to flash via Cube-Programmer CLIVEONE - MT25QL512_STM32H7XX-PB2-PB10-PF8-PF9-PF7-PF6.stldrhttps://github.com/cturvey/stm32extldr/blob/main/h7_mt25ql512a/CLIVEONE-

694

Request for Technical Support Assets: SPC560Dxx_RLA PIT WINDRIVER and 56xx_flash.dld

babakmenbariAssociate

Automotive MCUs

Dear Sir/Madam,I hope this email finds you well.I am currently working on the development and integration of the ECU project using the SPC5Studio environment and the Wind River Diab Compiler (v5.9.4). During the build configuration and linker script

312

live expression values gets corrupted while debugging with stm32cube ide version 1.14.0

Gaurav_rajputAssociate II

STM32CubeIDE (MCUs)

in debugging mode the values of variables gets corrupted when I check in live expressions. Here corrupted means shows wrong values.

853913

4 hours ago

Jack3Senior

Feedback forum

Gramar in header file in Chinese-English?

Gramar = Grammar. 😁I am currently studying the GPDMA peripheral in the STM32U5XX.I am trying to use a linked-list with 2D addressing to control an ILI9488 from the FMC, speeding refresh rates up further apart from fully using the GPU2D. I am running

141

8 hours ago

Raymond BuckSenior

Can't compile code due to strange error messages STM32CubdIDE

When I compile my code, I get strange errors that make no sense.#define ADC_BUFFER 1000 gives error "expected declaration specifiers or '...' before numeric constant"even though the line above it #define ADC_HIGH_THRESHOLD 3500 doesn't generate an er

152

8 hours ago

Paul MAssociate

STM32CubeIDE (MCUs)

STM32CubeIDE Correct Configuration for Virtual Debug Console

I’m creating a project for NUCLEO-144 (STM32H563ZIT6)and I’m using STM32CubeIDE for Build/Debug.After reading various guides from the Web, I have still notbeen able to see any Console output (trying to use printf()and re-directing the character outpu

211

mp135F ltdc diply not setting for 72MHZ for 10 inch display

bob4Associate

STM32CubeMX (MCUs)

as per the the datasheet its show max is upto 90MHZ but i cannot even set for 72mhz in cubemx for mp135F. whats going on

261

Others: STM32 MCUs related

ksale.1Senior II

NUCLEO-F446RE Modbus Slave - Writes Work (LED dimming via PWM), Reads Fail with Truncated Exception Responses

The IssueI'm using **nanoMODBUS** (slave mode) on NUCLEO-F446RE via USART2 (115200 baud, 8N1). The slave exposes two holding registers:- `0x0000`: Potentiometer value (read-only) → `usPotValue`- `0x0001`: LED brightness (read/write) → `usLedBrightne

363

10 hours ago

kkshah73Visitor

STM32F207VC - Ethernet with LwIP(2.0.3) works after flashing but not any more after power supply is set off and on again

182

stm32h5 fat12 implemented, using eeprm as msc, issue is i2c is blocking superloop.

premkumarAssociate III

STM32 MCUs Products

lavanyaSenior

STM32H747 custom board External loader issue

694

Request for Technical Support Assets: SPC560Dxx_RLA PIT WINDRIVER and 56xx_flash.dld

babakmenbariAssociate

Automotive MCUs

312

Gramar in header file in Chinese-English?

Jack3Senior

Feedback forum

141

8 hours ago

Paul MAssociate

STM32CubeIDE (MCUs)

STM32CubeIDE Correct Configuration for Virtual Debug Console

211

mp135F ltdc diply not setting for 72MHZ for 10 inch display

bob4Associate

STM32CubeMX (MCUs)

as per the the datasheet its show max is upto 90MHZ but i cannot even set for 72mhz in cubemx for mp135F. whats going on

261