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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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Full Duplex I2S (SPI/I2S1) DMA Issues

Hello,I'm working on an audio application using a NUCLEO-H723ZG, where I am trying to setup two DMA channels for full duplex audio. I am using the Zephyr RTOS with a modified I2S driver I am writing since the one in mainline zephyr is non-functional ...

Trouble with CAN Interrupt and Free RTOS

I am having issues with the use of HAL_CAN_RxFifo0MsgPendingCallback. I've set every configuration (filter, start, interrupt, notification, and priority), but the function doesn't seem to be called at any time.Most of the code is generated from the c...

SPI TransmitReceive wrong behavior

Hello ST expert.I'm trying to create SPI communication as shown in the CubeMX image.and the following code/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c ...

Paulo971_0-1716058239690.png Paulo971_1-1716058254335.png Paulo971_2-1716058418846.png
Paulo971 by Associate III
  • 1273 Views
  • 9 replies
  • 1 kudos

Missing section IRTIM in STM32U0 RM and more.

1. According to datasheet, STM32U0 family have an IRTIM (Infrared interface). But this section is missing in RM0503. Also in SYSCFG_CFGR1 there is missing IR_MOD and IR_POL bits.2. In RTC section Figure 297 it is missing RTC_OUT2 and RTC_REFIN pins. ...

AA1 by Senior III
  • 1690 Views
  • 16 replies
  • 3 kudos

STM32G051G6U6 IWDG not refreshing

Hi,I am facing an issue with IWDG in  STM32G051G6U6.HAL_IWDG_Refresh(&hiwdg);  not refreshing IWDG and  the core resets after IWDG overflow time.IWDG overflow is set at 13Sec (varying wrt prescaler) and I am refreshing it at every 1 sec.Counter presc...