STM32 MCUs Products

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STM32F042 IAP Problem

Posted on March 12, 2018 at 12:46Hello,       I want to write a 'User Application' for the USART bootloader (AN4657) provided by ST.        I modifed the CubeMX generated code like below;       My code is not working properly. When I debug my code, ...

Unable to retrieve the data from external flash

Posted on March 12, 2018 at 12:46I am using STM32L100 to interface the External Flash through SPI but unable to retrieve the data from flash, using SPI_I2S_SendData library function to send data and SPI_I2S_ReceiveData library  function to retrieve ...

Fastest IRQ response on STM32F04?

Posted on March 10, 2018 at 06:36Hi all,I'm trying to respond to an IRQ in the fastest way possible on an STM32F04. Configuring a GPIO as EXTI works, but there's a ~200ns delay even at highest priority, presumably due to the overhead of the IRQ and ...

STM32f746vg internal oascillators?

Posted on March 09, 2018 at 11:36Hi!I am currently developing a wireless sensor node with the STM32f746vgt6 MCU. As I understand from reading the data sheet it is possible to run the MCU on its internal oscillators instead of adding external crystal...

Not able to out the LSI clock

Posted on March 12, 2018 at 10:08 Hi, I was trying to out the clocks through MCO pin of STM32F0. Got HSE, HSI, SYSCLK and PLLDiv2. But i am not able to out the LSI clock. Can you help me? The code i had used is as follows. Hi, I was ...

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Nucleo32 Sleep

Posted on March 10, 2018 at 18:53Hello,I have the Nucleo L43KC MCU. Is there any way I can put it into sleep or standby or other power modes? I noticed it doesn't have a wakeup pin unfortunately after I bought itThanks

Uart recive

Posted on March 11, 2018 at 14:33helloi use stm32f107 and use to standard standard peripheral library but now i have use hal drive and i new on it.i want to build a transmitter receiver.i want when receive data in mcu  i get an interrupt .when i use...