STM32 MCUs Products
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Detect I2C device has stopped working
Using STM32L4 with DS3231. Using LL interrupts to communicate with device.Is there any way using interrupts to detect the device has stopped working. stopped working in the sense that that device is not ACK ng or has lost Vcc. not as in device functi...
Resolved! My SPI analyzer is different from what I send.
Dear ST Hello,I am coming back to you because the my spi frame I am sending is not the same I am watching on the oscilloscope,My spi configuration is: /* USER CODE BEGIN SPI3_Init 0 */ /* USER CODE END SPI3_Init 0 */ /* USER CODE BEGIN SPI3_...
Sampling 16 ADC channels (multichannels) on STM32G070 RB
Hello COmmunity i want to sample 16 ADC channels on my STM32 G070 board i tried with DMA conversion and using simple poll for conversion but i am not getting accurate o/p (required o/p). Please do let me know if i missing anything/* USER CODE BEGIN H...
Resolved! What do Events from EXTI controller use for?
In the STM32F070, EXTI0_15 come from GPIOs, EXTI17 comes from RTC Alarm Event, EXTI18 comes from USB wakeup Event, EXTI19 comes from RTC Tamper and TimeStamp Event, EXTI20comes from RTC Wakeup Event. Where are destination of EXTIs? or Where are EXTIs...
Wrong MCU frequency only while debugging
Problem definition:PLLCLK frequency is different (wrong) in debugging mode only.Two empty projects were created using CubeMX 6.0.1 and 4.25.1 as a reference.running exactly the same main.c where only HSE and MCO are enabled outputs different results....
Diagram for STM32F4 flash stall interrupt latency
Hi,some time ago i saw a good picture/diagram which showed the latency of IRQ execution on an stm32 with one flash bank and in comparison with 2 flash banks.On the controllers with one flash bank the execution is stalled, and with 2 flash banks it is...
In STM32G473RB how to jump into system boot area using software.
Hello, I am trying jump into system boot area using software. and try to update firware. But this function is not working please help. After calling this function controller get reset and again start from main().void firmware_update(void){ HAL_DeIn...
