STM32 MCUs products

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STM32H5 USART RXFIFO error handing

Hello,I am developing a serial communication driver using USART.I have enabled FIFO and RTO interrupt, to handle reception.TRM says that the received data is stored in the RXFIFO together with the corresponding flags and that PE, FE, NE bits in ISR r...

CTabo.1 by Associate III
  • 5 replies
  • 1 kudos

Start DAC and ADC at the same time

Hello,I am using a NUCLEO-H743ZI2 and program on the STM32CubeIDE1.13.2The purpose of my project is to create a 2kHz sine and to sample it at 40kHz at the same time.I would like to have no delay between the 12bits DAC and the 12bits ADC: that the fir...

sinus_raw_1s_trigger_correct-spect.png sinus_raw_3s_trigger-phaseMax.png sinus_3s_tempo_delay.png ramp3s_whole.png
Kévin by Associate II
  • 8 replies
  • 0 kudos

wifi esp01 with stm32

I need live time from ntp server and we trying to read to read the response after sending a 48 characters response. IPD,0,48:è,Mú#Þé©b½.8Û?ÍÔas·éªÍÔbÆb. This is the response fo it but I am not able to read the whole string.I am able to read till only...

STM32H755, is the clock too slow?

Hello everyone, I'm working on an STM32H755BI (industrial temperature range), and i'm quite disappointed by the maximum clock reachable from the system.As can be seen, the MCU can reach up to 480MHz in the core M7 and 240MHz in the core M4.After mont...

halbeeee_0-1707818384608.png halbeeee_1-1707818577885.png halbeeee_2-1707818662175.png halbeeee_3-1707818726301.png
halbeeee by Associate II
  • 32 replies
  • 13 kudos

SPI Interrupt & DMA not working, polling is

hi, I m using H7A3 nucleo, manage to get SPI polling working, enclose code below, when i try in implement Interrupt and DMA , the code compile successfully with no error,  but SPI output no signal, SPI slave device is a TI ADC...I have set SPi global...

HAL_CAN_AddTxMessage() returning error

Hii st-term   Can you please tell what is issue in this code it is going in Error Handler HAL_StatusTypeDef HAL_CAN_AddTxMessage(CAN_HandleTypeDef *hcan, const CAN_TxHeaderTypeDef *pHeader, const uint8_t aData[], uint32_t *pTxMailbox) { uint32...

DMA Transfer Complete Flag strange behavior

Hi, I am using 3 DMA channels of DMA1 on a STM32G4* to transfer data from the 3 ADCs to mem. At a certain point I want to make sure that all transfers are done and enter a while loop:  uint32_t timeoutCnt = 0; while(!LL_DMA_IsActiveFlag_TC1(DMA1) || ...

stryga by Associate II
  • 8 replies
  • 0 kudos