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Forum Posts

How to achieve maximum system clock (168MHz) in stm32f446zet

Posted on August 18, 2017 at 06:47RCC->APB1ENR |= (1<<28);PWR->CR |= (PWR_CR_VOS);               RCC->CR |= (1<<0);RCC->CR |= (RCC_CR_HSICAL_4);                                   // Internal high-speed clock calibrationRCC->CFGR |= RCC_CFGR_SW_HSI; ...

Pin PF0 as GPIO input doesnt work

Posted on August 23, 2017 at 09:56I'm using a STM32F030R8 and configured the pin PF0 as a GPIO-Input. But when i read the pin it is randomly 1 or 0. The code was generated with the CubeMX SW. When i try an other pin for exsample PB1 it works fine.Th...

STM32L152 getting really hot

Posted on August 24, 2017 at 08:12Hello I'm new to STM32L152 MCU,I had a custom board made after working on STM32L152-DISCO. My board was working well, was able to work on stlinkv/2 and IAR. After couple of days of working my STM32L152 , then all of...

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B-L072Z-LRWAN1, CubeMX project

Posted on August 23, 2017 at 11:11Hi.I am analyzing with B-L072Z-LRWAN1.If you have a CubeMX project file, it will help you analyze it.Can not convert AT_Slave project to CubeMX project?Clock, and LPUART settings.Please.

Jin ho An by Associate II
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  • 3 replies
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STM32L1xxx Firmware Over The Air

Posted on August 24, 2017 at 06:35Hello everyoneI have a little problem to get help from everyoneI'm working on FOTA using the STM32L1, after loading the bootloader and the application (using Jlink v9 programer), the mcu runs normally. If I download...

Unknown STLink JTAG/SWD mode?

Posted on August 24, 2017 at 04:50In STLink settings menu we can chose JTAG or SWD but which JTAG and SWD mode is it?Full SWJ (JTAG-DP + SW-DP) - Reset StateFull SWJ (JTAG-DP + SW-DP) but without NJTRSTJTAG-DP Disabled and SW-DP EnabledTrying to fig...

stm32f4 bad sdio throughput

Posted on August 23, 2017 at 17:55Hi,I'm using an STM32F446 @ 168MHz.APB2 Frequency = 84 MHzSDIO_CK frequency = 12MHz @ 4-bit lines = 48 Mbit/secShoud give a reading throughput of approx 6MBytes/sec.But using ST's SPL, reading 1 block ( of 512 bytes...

Kuikui by Associate III
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  • 5 replies
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