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...

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Unable to set HRTIM PWM duty cycle

I am trying to use the HRTIM peripheral on the STM32Hh753VI as a PWM generator with variable duty cycle. I want to use Timer B1 on pin PC8.Firstly, I tried using Simple HAL functions:HAL_HRTIM_SimplePWMStart(&hhrtim, HRTIM_TIMERINDEX_TIMER_B, HRTIM_O...

JTeun.1 by Associate II
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  • 4 replies
  • 2 kudos

stm32h723zg Clause 45 MDIO

Hi all,i see H7 supports clause 45 MDIO access, but in the HAL library looks not implemented, i see only clause 22.How should i proceed to read/write c45 ? Thanks,angelo

heisenbug by Associate III
  • 307 Views
  • 3 replies
  • 1 kudos

STM32F4 & STM32F7 USB Host Core (Interrupt flood)

Posted on May 19, 2017 at 01:02Issue:USB Core issing interrupt at a rate of 8.65us causing high CPU loading.Software/Chip:Using USB Host/CDC from STM32Cube V1.15 on a STM32F429 board.   USB interrupt sources:- SOF Interrupts (It is not needed for CD...

Resolved! STM32H745 set CM7 boot addr0 from CM4

I'm using a STM32H745 and running a bootloader on the CM4. In the bootloader I want to set the boot address of the CM7 using the user option bytes. Is this possible and if so, how should I do this?Kind regards

Sander-W by Associate
  • 354 Views
  • 3 replies
  • 0 kudos

I2C Fast Mode Plus, 1 Mb/s

I have an STM32H563 communicating on I2C4 @ 1 MHz (fast-mode plus) to an I/O expander with no problem. However when I add a temp sensor (TI TMP175) to the same bus, communication doesn't work for the TMP175. The TMP175 communicates > 400 KHz only if ...

mccabehm by Associate III
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  • 1 replies
  • 0 kudos

Resolved! CAN receive doesn't work

Hello everyone, I'm currently doing some experiments with CAN communication with the STM32F302RB Nucleo board. The board is connected to a wcmcu-230 CAN transceiver which is connected to a Raspberry pi with a CAN header connected to it. The bus is te...

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JKris.17 by Associate II
  • 582 Views
  • 7 replies
  • 5 kudos

SSD1963 Initialization

I am trying to get a 7" LCD to interface with a STM32F407VET6 microcontroller. I am using a display from winstar which the product number is WF70A2TIFGDBT0. The screen is 800x480 pixels and uses 8080 interface. The display uses a SSD1963 driver and I...

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