STM32 MCUs Products

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GPIO current in Standby mode

I try to run a LED with GPIO during Standby-mode. The GPIO Pin is configured as pull-up.When the MCU changes form Run-mode to Standby-mode the LED brightness reduces.The voltage is constant, so I think there is not enough current provided.Is it possi...

BKarl by Associate II
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  • 3 replies
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Resolved! MCO out from stm32f107 is weak at 25 MHz and non-existing at 50 MHz... I'm obviously doing something wrong, but what?

I am debugging why Ethernet is not working on a setup with stm32f107 + DP83848. Right now I was verifying that the MCO (main clock out) from the stm32f107 is doing what it should by checking with a scope. But MCO output doesn't seem to be working at ...

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Torkel by Associate II
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  • 4 replies
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How to create custom external loader for STM32H750

Hi ,I am using STM32H750 with Nor flash W25Q64 to develop a application, Now I need external loader for W25Q64, But I don't find any example or tutorial that can help me create external loader for H750, So Does anyone can help? thanks.

Storing hex file in particular address of flash memory

Hello, I want to store a hex file in the particular address of flash memory . I am using the stm32L083cz which has 192 kb flash memory.Flash starts at : 0x0800 0000Want to store hex file at the address : 0x0801 50001Please guide me through this. I am...

F4 or F3 board with ext. RAM and SD ?

Does anybody know a board with a STM32F4 of F3 with the following features:external RAM, 1 MByte or moreSD card interface, alternatively Debug port with VCP or ethernet interfaceA display would be optional.Had been looking at the usual suspects (ST, ...

Ozone by Principal III
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  • 13 replies
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Usage of HAL_SPI_Transmit

Hi,normally i use HAL_SPI_Transmit    HAL_GPIO_WritePin(Port, Pin, GPIO_PIN_RESET); HAL_SPI_Transmit(...)   HAL_GPIO_WritePin(Port, Pin, GPIO_PIN_SET);Is it possible to use it like following;   HAL_GPIO_WritePin(Port, Pin, GPIO_PIN_RESET); HAL_SP...

ACan.1 by Associate II
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  • 1 replies
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Stm32f4 adxl345 i2c not working? Std periph

I wrote code using the stm32f4 discovery card and adxl345 sensor using the i2c communication protocol. But Send data does not respond to my command. Please help me. I'll be crazy.#include "stm32f4xx.h" #include "stm32f4_discovery.h"     #define Max ...

HGök.1 by Associate II
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