Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on November 13, 2016 at 10:37I'm using stm32f4discovery to study exti, I can use exti interrupt mode to get button trigger,but I have no idea what's the event mode,I only know event mode will not triger interrupt,so I do not declare NVIC func...
Posted on October 30, 2016 at 10:11 Hi All, I would like to use a queue to send printf outputs to a serial port. When I try to send something into the queue, its freezes after 3rd character. Here is the queue init code: st...
Posted on November 14, 2016 at 02:05 Hello everyone, as I (too) am looking for a way to give my controller a unqie ID, I'm currently trying to decode and understand the built in unique_id register. So according to the refmanual, ...
Posted on November 13, 2016 at 19:46Hi.I started to read about Cortex M7 features and how they are implemented into STM32F7 series. I am not sure how to use its different flash/RAM interfaces to gain maximum performance in code execution.There are s...
Posted on November 13, 2016 at 16:00Hello,I created a project using CubeMX and I want to send messages via UART. I used a HAL_DAC_Start_DMA function. My problem is that when I'm sending some messages only 20 first characters are sent but after I sen...
Posted on November 13, 2016 at 10:57 The original post was too long to process during our migration. Please click on the attachment to read the original post.
Posted on July 18, 2016 at 09:19 Hey friends, I am trying to initialize I2C to read the content of 24AA02E48TEEPROM but after initializing the I2C busy_flag stays set. the code gets stock atwhile(I2C_GetFlagStatus(I2Cx, I2C_FLAG_BUSY )); ...
Posted on November 11, 2016 at 08:10 The original post was too long to process during our migration. Please click on the attachment to read the original post.
Posted on November 12, 2016 at 18:26HelloThere seems to be a problem sending online support request, when i try to log in to request page i face this message:We're sorry, but the last operation caused an error.You did not have a privilege required t...
Posted on November 10, 2016 at 05:25Hi, I know that when a stm32 mcu resets, it first jumps to address 0x0 where a vector table resides. And then it jumps to reset handler. My question is, how is the vector table flashed at address 0x0 ? Is it decid...
