STM32 MCUs products

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Uart to int conversion

Hi im hoping someone can help me, honestly it might be a easy thing to do, however i have been cracking my brain around this and can't seem to get it to work. uint8_t Rx_data[6] = {0}; HAL_UART_Receive(&huart1, Rx_data, 6, 1000);printf("%s\n", Rx_dat...

VYada.3 by Associate II
  • 4 replies
  • 0 kudos

Resolved! UART Problems on STM32F103C8T6

Hi CommunityI could use some help regarding UART on the "Bluepill" board so I can get my night sleep back againI'm working on a small project where I'm creating some interrupt driven bit frames on 16 outputs. Each frame is 16mSec long and consists of...

SteenA by Associate
  • 3 replies
  • 1 kudos

Resolved! Strange delay on loading USART TX shift register

Hi. I am developing a device for working with real-time industrial interfaces based on RS485. I expect to get a delay of no more than 11 tbits (standart UART frame) + parsing execution time (few microseconds). I am using UART with IDLE IT and master ...


stm32f767zgt6 usart1 and spi4 not working

I have issues getting usart1 and spi4 to work..USART1 "supposedly" work (software side do not complain) but USART1_TX pin is dead, there is nothing exiting this pin, scope shows it is dead. Same on multiple stm32f767zgt6 chips so it is not a dead chi...

arhi by Associate II
  • 9 replies
  • 0 kudos

STM32 Receive Multiple DMX Universes

Hey there,another question. I can successful output 8 DMX universes received via Artnet using DMA (Mem->Periph). At the same time I want the possibility to receive upto 8 different DMX signals connected to the MCU. Therefore I hooked up the receive l...

PUrsu.1 by Associate II
  • 9 replies
  • 0 kudos

How to change default UART Idle line Inactivity time

Hello There,I'm utilizing IDLE event functionality of UART and use HAL_UARTEx_ReceiveToIdle_IT() for it.The issue that I'm facing is that some times this API falsely detects an IDLE event upon reception (May be a Transmitter issue). So, to overcome t...

KAgga.1 by Associate III
  • 13 replies
  • 0 kudos

Resolved! Screen is terminating

Hi, I'm using an STM32F401RE board for a class(programming using MacOS). Right now, I'm using VSCode and make to edit and compile my code, then using stlink to flash it. All I'm trying to do is print hello world to the tty.usbmodem* screen in the /de...

AllanLiu by Associate II
  • 2 replies
  • 0 kudos

Resolved! MB1641 - Nucleo STM32WB15CC slowness between BLE and UART

Hello! I have a Nucleo Board MB 1641 (STM32WB15CC) and I am developing an application using BLE, in P2P mode. Including based on the usage example provided by ST.The application needs to transmit from the UART to the BLE and return the response from ...

Wiliam by Associate II
  • 2 replies
  • 1 kudos