STM32 MCUs Products

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Timer sync

Posted on March 24, 2017 at 17:44In RM0090 section 18.3.15 Timer synchronization all the master/slave examples use timers 1 and 2. Can only adjacent timers be used in master/slave modes, must the lower number be the master? I don't see where the cou...

John Hite by Associate III
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DMA2D Rotation

Posted on March 24, 2017 at 20:03Hi,The DMA2D peripheral is great, and I'm using with no issues.  I was wondering if it's possible to rotate an image 90 degrees using this peripheral.  Has anyone done this?Thanks!Bobby

Resolved! STM32F446 DMA Indexing

Posted on March 22, 2017 at 22:54I ultimately need 'instant on' ADC conversions.  For instance, when a timing gate goes high, I need to start taking ADC values immediately (the signal is only 100us wide),  The problem I'm running into is the lag: fi...

joesnyder by Associate II
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UART variable length message

Posted on March 16, 2017 at 10:48Good morning, I'm making a program that should receive from the UART a variable length message. The message ends with '\n'I tried it with thisuint8_t rxChar=0;int main() {      HAL_UART_Receive_IT(&huart2, &rxChar, 1...

STM32_MAT-TARGET

Posted on March 24, 2017 at 03:15A strange problem occured when i used the STM32_MAT-TARGET to configure the DAC. I configred the DAC output 1 in the STM32F407ZGT6 in cubemx, however, an error always exists shown in the figure. GPIO and ADC are conf...

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zhu jie by Associate II
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STM32F4 having trouble into SLEEP mode

Posted on March 24, 2017 at 11:03Hello there,Currently I'm using a STM32F407VG discovery board to testing the stm32 low power features. STM32CubeMX was used to generate a simple demo. However, it seems always not able to enter sleep mode (standby mo...

Resolved! STM32F407 : IWDG and erase flash sector

Posted on March 20, 2017 at 15:53Hi,In my application I'm using the Independent watchdog on a STM32F407 with a maximum reload period of 2 ms. During some maintenance operations, we need to save some configuration parameters in flash memory. Even if ...