STM32 MCUs Products

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Auto Delay ADC STM32F3

Hello Community,I'm currently programming a framework for the STM32F3 ADC. However I ran into a problem. I want my ADC to run continuously. Moreover I expect "long" delays between reading the channels. I thought, this is no problem, since the ADC has...

schellek by Associate II
  • 1681 Views
  • 8 replies
  • 0 kudos

STM32 - support for ITM/DWT

Hello,I am interested to use the ITM/DWT over SWD to output trace data and observe structural coverage during test. My debug tool says that the microcontroller must support ITM and DWT. I am using STM32L433CC (LQFP48 package). In RM0394 section 46...

How to properly re-enable UART after an overrun failure?

There is a scenario in my application where a UART FIFO overrun can occur. The application can handle dropped packets, so this is not a concern. The issue is that when an overrun occurs, the UART stops interrupting when new bytes fill the HW FIFO. I...

AIsma by Associate II
  • 2311 Views
  • 5 replies
  • 1 kudos

How to handle the Usart receive with unknow Data length.

i am try to interface the STM32F103C8T6 with GSM & usb to Serial converter (Multi USART). But in GSM AT Comment Response Data Length is Different for Each & every time. I don't know how to handle the UART Receive with unknown data length Pleas...

Sprak.11 by Associate II
  • 1834 Views
  • 4 replies
  • 0 kudos

HAL_ADC_PollForConversion vs HAL_ADC_GetValue

Hello, I see ADC examples that use the following functions:1.HAL_ADC_PollForConversion.2.HAL_ADC_GetValue.Questions:a. What's the difference between both functions ?b. In my application I simply want to get the ADC voltage when a user sends a command...

skon.1 by Senior
  • 7000 Views
  • 4 replies
  • 2 kudos

SPI slave - different behavior without debugger

Hi,I am using STM32L051R8T6 and i have implemented an SPI slave using the HAL libraries. I am using DMA. the master is an FPGA. SPI clock is ~2Mhz. The FPGA initiate 2 read commands for each read from the MCU - 1 for it to prepare the data and 1 to r...

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DSass by Associate II
  • 966 Views
  • 6 replies
  • 0 kudos

Resolved! ADC getting stuck while checking for EOC flag

Im trying to write code that will average samples from the ADC of an STM32F01K6. I am starting a conversion and waiting while the conversion takes place by writing a while loop which checks the finish flag ADC1->CR |= ADC_CR_ADSTART; while(((...

deep_rune by Associate III
  • 1129 Views
  • 5 replies
  • 0 kudos

Atollic problem to debug

Hello all,I have been using Atollic and the STM32 for a long time.I just created a new board with an STM32L151CB MCU.When I try to go into debug mode with Atollic, if the MCU is blank, I get this message.If I flash the MCU with STlinkUtility, and the...

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CSCOM.1 by Associate
  • 394 Views
  • 0 replies
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Resolved! STM32G4 Reference Manual possible error

Hello,I think I found a possible error in the STMG4 reference manual RM0440 Rev 4, in Table 97 of section 14.3: in the IVT address column, the addresses from 0x0000_0198 to 0x0000_01A4 appear two times, instead of continuously increasing (entries 86...

TOrla.1 by Associate
  • 547 Views
  • 2 replies
  • 1 kudos