STM32 MCUs products

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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...


Implementation of Flow Control in STM32F427VI

Hello everyone.I have an issue with the communication between STM32F427VI to Gemalto PLS-W.The uart that is configured as the following:void MX_USART3_UART_Init(void) {   huart3.Instance = USART3; huart3.Init.BaudRate = 230400; huart3.Init.Word...

As.51 by Associate III
  • 3 replies
  • 1 kudos

RTC Alarms

Hi,I am having Nucleo 476RG board.I configure Alarm A. HAL_RTC_AlarmAEventCallback functions is called upon occurrence of Alarm.Now when I configure AlarmA and then enter standby mode, the board wakes up from the standby mode upon the occurrence of a...

HMaje.1 by Associate III
  • 2 replies
  • 0 kudos

STM32H7 XiP poor performance with QSPI NOR Flash

I've been developing a solution around the STM32H750 that requires external flash to run relatively large firmware images, up to around 2Mb.The NOR Flash part used is the Cypress s25fl064l, in QSPI configuration. It has quad read rates of up to 54Mbp...

RTC alarmA and alarmB wake up

Hi,I am using nucleo-476Rg board.I have configured RTC AlarmA ad AlarmB for different timings, then I go in standby mode.The board wakes up from standby on any of the alarm occurrence.Can I know whether it is due to alarm A or alarm B. when it wakes ...

HMaje.1 by Associate III
  • 2 replies
  • 0 kudos

STM Nucleo 32F303K8 slow analog on Arduino IDE

Both the Arduino Due and STM Nucleo 32F303K8 resolution is set as 12bits.Digital speed is the instruction set a pin high and then low.In my code I avoided using loops so I coded the instruction 1000 times to get a more accurate reading of the instruc...

JStro.2 by Associate
  • 1 replies
  • 0 kudos