STM32 MCUs Products

STM32F723 - Struggling to get Interrupts to run. Am i missing something?

Hi,Im currently working on getting the CAN ISRs running for STM32F723, ive followed the instructions in the CAN driver and have had the CAN running in Polling Mode.The ISR is configured and enabled and the notification is configured for new message r...

looking for SLC NAND flash driver for STM32F4 with FSMC

Hi I need to come up with a SLC NAND Flash Driver for STM32F405 which has a FSMC. My SLC NAND flash is ONFI 1.0 compliant (Micron MT29F). Any suggestion for a driver? Open source or commercial?I heared ST has one as well, but only available on reques...

How to differentiate between STM32H743 and H745 at runtime?

Is there any way to find out if the code is executed on a H743 (single core) or a H745 (dual core) MCU at runtime?If I am not mistaken the DBGMCU_IDC (Identity code register) has the same value for both MCUs. Is there any other register which I could...

When to trigger an outage

当我�?�时打开uart的接�?�中断和�?�一uart dma的接�?�中断时，两个中断都会被触�?�，如果设置的优先级相�?�，触�?�的顺�?是什么？

I'm analyzing some code downloaded from a STM32F401 and have come across references to reserved memory addresses 0x42470000 and 0x42470E80, so my question is what do these addresses belong to please?

STM32 SAI in TDM-4 Mode

Hi, Im trying to connect adau1772 using TDM-4 Protocol to an STM32 MCU (L462RE).Question 1: How to configure SAI as TDM-4, is my configuration wrong?Question 2: Correct callback which occures when data packed is received?Question 3: adau1772 is putti...

capacitor does nut fully charge

hi I have a 1000uF capacitor and a blue pill STM32F103c8t6. I connected the positive end of cap to PB9 and the negative end to GND. then I had the code below inside while(1) loop///////////////////////////CHARGE////////////////////////////////// HAL_...

STM32L433 IWDG wakes up from SHUTDOWN Mode

In my use-case i want to have a watch-dog active when the device is in use to prevent software stucks or accidental ending in endless loops. Therefore i have configured the IWDG like this:void hw_IWDG_Init(void){   IwdgHandle.Instance = IWDG; IwdgH...