STM32 MCUs Products

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stm32F4 PB8 and PB9 GPIO problem

Posted on July 10, 2018 at 15:42Hello,I have a problem with the pins PB8 and PB9 as GPIO. I habe used the following testcode on the EVAL324xG-EVAL Board:int main () {    GPIO_InitTypeDef  GPIO_InitStructure;    RCC_AHB1PeriphClockCmd (RCC_AHB1Periph...

Tobi as by Associate II
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Crystals and load capacitors for stm32l432

Posted on July 10, 2018 at 14:37I've been designing sub-gram boards for data logging on songbirds using the stm32l432.  Although mostly I use ultra-low power external RTCs, I recently built a test board using a 4pf 32768 crystal.  The question was t...

Geoffrey1 by Associate III
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SD card with STM32F103C8

Posted on July 10, 2018 at 22:47I generated the FATFS with cubeMX.How can I direct the driver to use the SPI to communicate with the SD card? Also the FatFs_Usd project under the STM32Cube F1 package is not showing how can I communicate with SPI!tha...

TIM16 for LL_TIM_SetCounter/LL_TIM_GetCounter

Posted on July 10, 2018 at 22:55Hi,I am trying to use TIM16 for timer counter for Nucleo-144 board. After init, I do have code to SetCounter/EnableCounter.After that the counter value get from GetCounter never increase as I am expecting.Is there any...

Why is my OC Toggle timer output inconsistent?

Posted on July 04, 2018 at 21:03Using TIM1 Channel 1N and Channel 2N, where Channel 1N is used for PWM output and Channel 2N is used for Toggle output, the Toggle output polarity is inconsistent. I stop both timer channels (HAL_TIMEx_PWMN_Stop and H...

UART RX Interrupt doesn't work

Posted on July 09, 2018 at 16:57Hello, I have a problem with UART RX interrupt on a STM32F777.I'm using cube mx, I've well enable interrupt in NVIC for my UART7.In my code, I do :HAL_UART_Receive_IT(&huart7, &UART_Data, 1);So when a character is rec...