STM32 MCUs Products

What is proper way to resume DMA after waking up?

HiI searched everywhere but I'm stuck with starting DMA after waking up STM32L053C6U6 from stop mode. Chip displays LCD content, goes to sleep, wakes up by external interrupt on pin, receives SPI data through DMA,sends few bytes at the same time, upd...

I have to restart MCU to set RTC date in STM32F205ZG. I wrote a Set date and set time function for RTC. while Set time function updates the RTC time properly, set date function does not update the RTC date until I reset the MCU!

I am using STM32F205ZG RTC with External clock; the RTC initalization, RTC set Date function in the following lines:int16_t RTC_HAL_init(void){  RTC_InitTypeDef RTC_InitStruct;  /* Enable the PWR clock */  RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR, E...

Gray symbols in diagram. What do they mean?

I spend quite some time trying to figure out, what the gray symbols/areas mean. Still i dont know. Any one knows this?

While i am transmitting CAN_Tx data for every 1 second and checking in microchip CAN Analyzer but it showing error passive. Please find the attached software and microchip CAN Analyzer data below. Please support this issue to solve the problem.

B-L462E-CELL1 unable to connect to network or registration on network failed using regular sim cards

I am unable to connect to the network, it shows the network attach on the oled display but the network strength is zero. Tried different sim cards, but still not working. Also unable to configure modem using AT COMMANDS shows " at command fail". I am...

Is there a way to change pins for FMC

I spent last 2 weeks trying to get 3.97inch 16BIT Module NT35510 to work with STM32L4S9ZIT6 I followed pin connection with diagram found somewhere. There is PIN CS on LCD with is connected to FMC_NE4. FMC_NE4 is kept high, while CS is LCD enable and ...