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STM32H745XI power supply configurations

Hi Team,This IC STM32H745XI will support the following power supply configurations 1) Direct SMPS power supply which gives to the core domain 2) Direct LDO power supply which gives to the core domain  3) SMPS ->LDO-> Core domain(1.8v or 2.5v) 4) Exte...

SS_135 by Associate II
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How to Split the Flash memory in STM32f103c8t6

I want to know how to split the flash memory of the stm32f103c8t6 , The one part of memory is used to store the firmware & other part is used to store the settings & configuration through external user interface exe file. Please any one help in thes...

NO_ONE by Associate II
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Continuous DMA from UART

Hello,This is for the STM32H7, but may be applicable to other STM32 chips.Is there a way to do a continuous DMA stream from a UART without requiring an expected size?I would like to be able to set up a receive buffer with DMA in circular mode, and ju...

ST User by Associate III
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static_cast in C?

freqError = static_cast<int32_t>(readRegister(REG_FREQ_ERROR_MSB) & B111);C has no static_cast, so how can I convert the above code to C?(It 's C++, from Arduino)

QuadSPI hangs with BUSY after 4 GB indirect read

I'm using QuadSPI in indirect dual-flash read mode to transfer data from an external chip (not flash memory). According to reference manual, when FSIZE = 0x1F and DLR = 0xFFFFFFFF, the transfer should continue indefinitely.However, with STM32H743ZIT6...

jpa by Associate II
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ETR prescaler bandwidth on STM32F401RC

Hello,I tried to prescale the TIM2_ETR signal on STM32F401RC, to increase the bandwith. In theory the ETR signal max frequency is 1/4 Fclock = 21 MHz, but it can be increased thanks to the prescaler. The RM0368 manual (STM32F401 reference manual) wri...

TGUEN.1 by Associate II
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