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olavi
Associate III
since ‎2018-07-19
‎2023-06-14

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  • 21 Posts
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User Activity

STM32H750 ignores pull-up resistor when EXTI is selected

2020-09-19
On F1xx and F4xx platforms, I have been using the GPIO pull-up resistors for the connections to OC hall sensors used in BLDC motors. There has never been a problem. With STM32H750, I can see that the PUPDR register has the right values for the pull...

Power through STLINK-V3MINI/MODS USB connector?

2020-07-05
I have a STM32H750 board and I have been able to do the debugging by powering the board through STLINK-V2. I have some other boards, where the 3V3 or 5V through STLINK-V2 is not used and the power is often through an USB connector.My STM32H750 board...

STM32F429 Disco not running at 180 MHz, but 56 MHz

2014-02-07
Posted on February 08, 2014 at 05:25 Could somebody help me to determine why my board is running at third of the speed. I am using emBlocks IDE and STM32F429I-Discovery_FW_V1.0.1 library. The loader code calls SystemInit (row 337 in system_stm32...
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