STM32 MCUs Products

STM32F469I-DISCO CAN2 not working

I'm trying to use CAN2 on STM32F469I-DISCO board. I connected SN65HVD232 to CN12 connector 9 (PB5 RX) and 10 (PB13 TX). On pin 9 i can see with Saleae proper CAN data frame with baud 125000. But uC doesn't receive any frame and not generating IT.I tr...

I am having issues in reading the part of CCS811 from STM32L072xx. It is coming 0x80 instead of 0x81, how do I resolve it?

We are currently working on the interfacing of sensor CCS811 with STM32L072, and we are having trouble reading the Part ID of it. On reading register 0x20 the part id we are getting on serial monitor is 0x80 (While it should be 0x81). While checking ...

exit Standby mode delay with iwdg and rtc.

MCU: STM32H750exit Standby mode delay with iwdg and rtc.I find when I enable iwdg it seems will delay 1 second when exit standby mode. After trace code, I find it is hang in HAL_RTC_Init(),the RTC_EnterInitMode() will check weather the hrtc->Instance...

ADC in Low power run mode

Hi,I have configured ADC like  ADC_ChannelConfTypeDef sConfig;  /**Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)   */ hadc.Instance = ADC1; hadc.Init.OversamplingMode = DISABLE; hadc.Init.ClockP...

SDRAM Extended Mode Register Write

I am using an STM32F769NI with a MT48H16M32LFB5-6 SDRAM chip, everything works fine. we are looking to set the drive strength to 1/4, 1/2 and full to evaluate the effect on EMC testing. From what I read in the programming manual, it states to perform...

How to properly configure the CAN2 RX Interrupt on STM32 ?

Hello,My RX0 Interrupt is not called and I don't understand why. If someone can help me, because I already tried lot of things.The problem is I never go in my "CAN2_RX0_IRQHandler()".I properly configured my CAN timings because the received frames ar...

I have problem to set up 8 data bit Serial Peripheral Interface: when I set data bit size 8, I have 8 proper data bits and 16 clocks in Transmit mode. How could it be fixed?