STM32 MCUs Products

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Using SWO with built-in stlink on nucleo H743ZI2 board

I'm having trouble getting SWO to work using openocd on the NUCLEO-H743ZI2 board. I've removed SB26 as per the user manual for this board. This should leave the SWO pin (PB3) connected to the stlink SWO, meaning I can get ITM output over the usb conn...

MHusz.1 by Associate
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STM32H7xx - PLL input frequency range settings

Hello,this is a description of PLL settings from a reference manal00: The PLL1 input (ref1_ck) clock range frequency is between 1 and 2 MHz (default after reset)01: The PLL1 input (ref1_ck) clock range frequency is between 2 and 4 MHz10: The PLL1 inp...

JPoha.1 by Associate II
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Resolved! STM32F7: setting PA15 as GPIO breaks SWD connection

I'm using an STM32F750 with the JTAG/SWD pins as follows:PA13 (JTMS/SWDIO) is connected to my debug headerPA14 (JTCK/SWCLK) is connected to my debug headerPA15 (JTDI) is to be used as a general-purpose outputPB3 (JTDO/TRACESWO) is connected to my deb...

JBerg.2 by Associate
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  • 2 replies
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Enable XIP and write/erase external flash concurrently

Hi ST,​I'm using STM32H723 with mx25lm51245g​ to test XIP feature, we want to run the program in the external flash, in the meantime we want to write/erase external flash.​We found that once the XIP feture is enabled (memory mapped mode), if we try t...

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yyou.1 by Associate
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  • 3 replies
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STM32F PWM Signal Configuration During Working

Hello, currently I'm working on a PWM signal generation project. I can generate PWM for certain values. But I need to change them during experiment.For example, at start PWM going to work on 1KHz freq. and 10ns pulse witdh. Then I'll change them with...

BGüçl.1 by Associate II
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  • 3 replies
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USART2 setup problem

Hi,I want to use USART2 interrupt for STM32F103VET mcu. I have to use StdPeripheral Library for my project. I am using the init code below, but system is reset after each init. Do you have any advise for me? RCC_APB1PeriphClockCmd(RCC_APB1Periph_USAR...

er3481 by Senior
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  • 5 replies
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