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Forum Posts

STM32G0 Concurrency Question

I have some data that is accessed from a normal context and also from an IRQ. I am disabling the interrupt to prevent interrupted access. So no concerns there. However, what about forcing both the normal context and the interrupt context to have the ...

Carl_G by Senior III
  • 828 Views
  • 6 replies
  • 2 kudos

Reading from Flash memory crashes the uC

HiWe are facing problems when reading a data that is written to the flash using the following function?Every time we write in reading the data the micro-controller crashes. Even if I want to see the content of the flash in that particular address usi...

Pejwaak by Associate III
  • 342 Views
  • 3 replies
  • 0 kudos

Resolved! RTC resets or stalls even with backup battery

I have an application running on STM32G491 which uses the RTC. There is an external 32768Hz crystal and a backup coin cell battery (I have checked that it is not depleted: 3.12V). There are two issues:Scenario #1: I pull the main battery, wait a bit,...

Resolved! Having Problems activating SysTick after Stop mode

I'm using STM32F070CBT at 8mhz with almost all pins active (used for GPIOs, PWM, SPI,I2C,etc) , i'm using a timer to enter stop mode with low power regulator and waking up using GPIO external event, after waking up i checked that PWMs and GPIOs are s...

HMucc.1 by Associate II
  • 1612 Views
  • 3 replies
  • 0 kudos