STM32 MCUs Products
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I2C Slave
when i configured my stm32 board as master then i transmit data but in slave mode it does not..i even tested the i2c example provided by Cube MX ,there also i can only transmit data in master mode,but not in slave mode...any idea please?
I can not get a VRef value with a STM32L082 (CMWX1ZZABZ-091)
I'm working with a STM32L082 (CMWX1ZZABZ-091) and I can not get an accurate value of VRef (ADC_IN17). This is important because the device is battery powered.I am using the VREFINT_CAL (0x1FF8 0078 - 0x1FF8 0079) but there is an error of about 100mV....
Teraterm secure firmware update gets stuck after few kBs of transfer.
I am trying to port Secure bootloader project implemented for STM32L432KC Nucleo to my custom boards that use STM32L431VCIx. I have tested the example implementation on Nucleo by sending encrypted firmware via TeraTerm using Ymodem. This works. But t...
Number of I2c in STM32F051R4T6TR
What is the total number of I2C's in STM32F051R4T6TR controller IC.
Send Data using ESP8266 and STM32F407
I am using STM32F4 discovery board. Some sensors data which are gathered by different sensors is saved on an SD card. Now I want to transfer these .txt files to an FTP server. I am not able to send the files as packages, or i m not sure how. Seeking...
Read multi channels ADC using DMA
hi everyone. my project uses STM32f407, i read 4 channesl analog by ADC1 and using DMA .when i debug the program, i can only read the first analog value... please help me. bellow this is my program#include "stm32f4xx.h" #include "stdio.h" GPIO_Ini...
STM32H753 and STM32H743 (the difference)
I need a development kit/board with STM32H753 MCU. I find similar - https://www.st.com/en/evaluation-tools/nucleo-h743zi.html And decide to solder STM32H753 instead of STM32H743.I saw STM32H753I-EVAL, but it is too expensive. What is the difference ...
STM32F769I EVAL: Why camera stop streaming when creating a JPEG file into SD card?
Hello everyone.Sorry for post this question again. But I really need some help.I am trying to write a program can take picture from camera and save it into SD card when I press a button.I had finish this, but it had one problem. I don't know why but ...
FATFS API
hi, i have the HAL driver for sd card and fatfs software module but i can't understand the mechanisms that both hal and fatfs api's, it's all confused me. stuck here unable to move forward.@Community member @Community member
