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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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Modifying linker to keep all ram after soft reset

Hi, everyone. I am using stm32l496 and I my application requires me to keep all data in ram after reset. Now i followed these instructions in this link. https://interrupt.memfault.com/blog/noinit-memory it works, like I expected but the thing is I wa...

HZaib.1 by Associate III
  • 1752 Views
  • 7 replies
  • 3 kudos

HAL Library for Medical device EN62304

Hello Everyone I dont know if its the correct place to ask . We design a medical device where EN62304 calss C is applied . the standart says if we use an 3rd party software ( any library ) should be designed to use for medical devices. What about HAL...

Hector_06 by Associate III
  • 1618 Views
  • 5 replies
  • 1 kudos

STM32L476 SPI incorrect readings

I am trying to communicate with a spectrometer sensor using SPI protocol. With SPI default settings, I am using both arduino and Stm32L476 nucleo boards. (8Bits, MSB First, CPOL Low, CPHA 1 Edge).I read multiple registers from the sensor using both a...

RSath.1 by Associate II
  • 1814 Views
  • 5 replies
  • 0 kudos

HAL_GPIO_TogglePin() not thread-safe

Posted on May 30, 2018 at 21:31STM32Cube_FW_F7_V1.11.0's HAL_GPIO_TogglePin() appears broken in a multi-threaded environment:void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin){  /* Check the parameters */  assert_param(IS_GPIO_PIN(GPIO_...

Resolved! How to efficiently save and restore the 32F407 FPU context

STM should really post their code to handle FPU context saving and restoring BECAUSE their clients have been asking for over a decade!!!One user stated "the time for a full FPU state save/restore is quite long. A pair of vpush {s0-31}/vpop {s0-s31} t...

Robmar by Senior III
  • 1787 Views
  • 12 replies
  • 0 kudos