STM32 MCUs Products

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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
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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
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Resolved! STM32G0 - Initial PWR register settings

Checked PWR settings at startup.Find PWR->SR2 status value 0x00000300.According manual this tellsRegulator in Low Power mode (LPR)Flash memory in power downIs this initiated by Keil/ST-Link debugger?Or are there errors in reference manual of register...

JuM by Senior
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STM32F303RETX synchronous Buck converter hint.

Hello, I am designing a Buck converter to control two Peltier heating or cooling mode. I found nothing available from market, so I designed mine. Target stable temperature, logging and alarm. It control a vaccine VET fridge, stable control temperatu...

MCU STM32L562: With initialising the UART using HAL_UART_Init() the UART-communication is not working. Calculating the BRR like shown in the reference manual gives a working BRR-Value. Is the HAL_UART_Init() not intended for setting the BRR ?

The Project was migrated from STM32L4 to STM32L5. The Baudrate setting with HAL_UART_Init() works fine with L4 MCU. With L5 MCU it returns with an HAL_UART_ERROR_NONE too.

PKM by Associate II
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reg addr's for GTZC_TZSC_MPCWMxANSR GTZC_TZSC_MPCWMxBNSR

The doc and SVD file don't have a reg at offset 0x44 (GTZC_TZSC_MPCWM3BNSR).Since GTZC_TZSC_MPCWM3ANSR @0x40 exists, via symmetry I would expect B also at 0x44.The doc does say this:GTZC_TZSC external memory x non-secure watermark register 1(GTZC_TZS...

Hedley by Associate III
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Resolved! LED LD2 on STM32h745ZI-Q Nucleo 144 board not working

Sorry this is a very simple question but somehow LED LD2 just won't work on STM32h745ZI-Q nucleo 144 boards. As per the manual "UM2408 STM32H7 Nucleo-144 boards", the LD2 is connected to PE1 (by the way, I tried PB7 as well as the older one may on th...