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Forum Posts

HAL Library does not support UART Rx Timeout RTOR

Posted on October 25, 2017 at 11:53Hi all,I am using STM32L433, and checked the manual that it supports rx timout for the uart. I am using cubeMX v4.22.1 with Cube L4 firmware Package v1.9.0. I try to receive unknown sized data from UART3 but i do n...

How to get Segger RTT to work with sleep modes on stm32

I'm trying to use RTT on an stm32L433 and it looks like it doesn't work when the device is in sleep mode (no output on the RTTViewer).my test code is a loop with a printf and a 2seconds sleep.when a debugger is attached, stepping through the code mak...

medanis by Associate II
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STM32H750VB_UART_Interrupt not receiving data after several cycles and after that it never receives data till the board is reset

I am developing a fuel dispenser and it consists of five boards and the main control of the dispenser is CPU board and the fuel dispensing pulses comes from PULSER board and all the data input comes from KEYPAD board. All the boards are maintained a...

Resolved! STM32H7 DMA Speed

How fast is DMA on STM32H7 mcus? I didnt find any description on how many ticks takes one transaction. I linked DMA to a timer, transfer from memory to port. With system clock 480 MHz and timer DMA request frequency 40 MHz it doesnt seem to work fast...

[Solved][Doubt] HAL Clock Config

Hi everyone. It's my first time posting here. I'm learning how to program STM32, especifically an STM32F303RE Nucleo Board using HAL libraries. These are my resources to learn: Mastering STM32 from Carmine NovielloSTM32F303RE User Manual and Datashee...

GHern.2 by Associate
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