STM32 MCUs Products

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LPTIM pulse counter

Hi,I am using stm32L431, in the documentation says that when using LPTIM pulse counter the 5 first pulses is lost, after this the counter works fine. But in my project this situation is not acceptable, because in some cases I use less than 5 pulses.I...

GFont.1 by Associate III
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  • 2 replies
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We are using the STM32F746 in combination with an exernal SD-RAM. The clock rate for the RAM is set to a frequency of 96 MHz.

We are using the STM32F746 in combination with an exernal SD-RAM.The clock rate for the RAM is set to a frequency of 96 MHz.At radiated emission measurement we are above the limit line at 192MHz (double RAM clock)Is there a possibility to activate ji...

MHase by Associate II
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  • 1 replies
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STM32F767 debugging issue with J Link

Hello,I'm using STM32F767 custom target board with J Link debugger, everything was working fine since last 2 months till today morning, while debugging my existing project following pop up message came up. instead of selecting options right way, I've...

AShel.1 by Associate III
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  • 3 replies
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STM32L4R5ZI - Timer - OPM mode. Why the module cannot successfully generate two consecutive OPM pulse trains without any delay in between ?

Hi All,I am able to generate OPM pulses using Timer 1 of L4R5ZI MCU.Problem is - I want pulse train having 20 pulses first time. Once they are generated, after ~5ms delay, I want another pulse train having 5 pulses. This is not working. OC1 pin has p...

0693W000003Q1GYQA0.bmp
KVenk.1 by Associate III
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  • 9 replies
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Resolved! IWDG - Not able to write Prescaler & Reload register

Hi,I am trying to check IWDG functionality on Nucleo-L4R5ZI board.Referring to the example code available for NUCLEO-L496ZG, i created new project for L4R5ZI nucleo. I was trying to go step by step in debug mode. When the debugger is inside HAL_IWDG_...

KVenk.1 by Associate III
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  • 3 replies
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Resolved! STM32G473 FDCAN pinout contradicting

In DS12712 Rev 2 (STM32G473) table 13 shows PB10/11 as CAN3_TXFD/CAN3_RXFD but in table 12 CAN is not listed for these pins. Also in tab 13 sometimes it is CAN3_TX and sometimes CAN3_TXFD. Which one is valid ? Interestingly in STM32G474 tab 13 both C...