STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Hello Community!! I am trying to send string to UART but it's not transmitting.I am using STM32F030R8T6 Valueline board.However when I am transmitting single char or decimal value it's going.

 sprintf(buffer,"Hello\r\n");  len=strlen(buffer);  HAL_UART_Transmit(&huart1,(uint8_t *)buffer,strlen(buffer), 0xFFFF);  HAL_Delay(100); // just in case required delay is given2. ch=83;   HAL_UART_Transmit(&huart1, &ch...

ADain.1 by Associate II
  • 7026 Views
  • 8 replies
  • 0 kudos

Missing HAL User manual for v1.8.0

I created a new project with the CubeMX for the STM32F205RC. I want to use the CAN-bus interface and use my old code (that uses the HAL library), but get a lot of errors. Seen the changelog and want to update my code, but the User manual for the HAL ...

Mvan.12 by Associate II
  • 570 Views
  • 1 replies
  • 0 kudos

Resolved! Code execution stm32F7 slower than stm32F4 PROBLEM SOLVED

Dear all, dear stm,we ported our project from stm32F427 to stm32F765 because we needed more RAM.After this we noticed that our code execution time has more than doubled.We check all twice, ART, Cache, Interrupt, PLL, etc.We tested also the Overdrive ...

DOtte.1 by Associate
  • 945 Views
  • 4 replies
  • 0 kudos

Value optimized out when reading from ADC.

Hello everyone,i'm encountering a strange issue, I'm trying to read from the ADC on a STM32f429zi.When my pin is grounded the value of the ADC is not 0 but around 1000. When i try to debug the value it doesn't give me any result but says: <optimized ...

0693W0000000Ax6QAE.jpg
MReyn by Associate II
  • 3466 Views
  • 13 replies
  • 0 kudos

Resolved! SMT32G030 and Unique Device ID is missing.

Is there any plan to provide Unique Device ID registers, together with second calibration point for Temperature Sensor in STM32G030xx?Initially, I expected these data being missing in stm32g030xx.h and DS by simple mistake. I really miss these 2 feat...

STM32H743 spi clock is distorted above 20 Mbps or higher.

Hi all,I interfaced STM32H743 with external ADC(SLAVE) In master receive only mode. STM spi clk is distored seen on CRO above 20Mbps . But clk is fine till 20 mbps.so due to this received ADC values is not correct.but works fine below 20Mbps.​So ...

kgang by Associate II
  • 1076 Views
  • 3 replies
  • 0 kudos