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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STM32412CG UFQFPN48 MCO2 unexpected power consumption

The STM32F412 chips have 2 MCO pins:The MCO2 pin can have 4 different source clocks:I've noticed that when I change the source from a default one (SYSCLK) to PLLI2S (PLLI2S not enabled) or HSE (not connected), the power consumption is reduced ~0,5mW....

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dawidn by Associate
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  • 3 replies
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STM32F412RGT6 adc problem

Hello all,i am facing a problem while wokring with adc on stm32f412rgt6. i am facing problem of adc accuracy i am using 5 analog channel (ADC1_AN1, ADC1_AN10, ADC1_AN11, ADC_AN12, ADC_AN13) in discontinous mode.when i am connecting analog input pin t...

sanju by Senior
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  • 1 replies
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Resolved! IBIS model STM32H5

I'm using STM32H573IIK6TR and I download its IBIS simulation model from st.com [stm32h562_563_573_ufbga201.ibs]There are a lot of pin model, but i cannot understand what is the correlaction between the datasheet and ibis model. For example: I'm using...

Resolved! sdmmc STM32U5 FatFs 4 bits exFat not working

Hello,I'm trying to set up a micro sd on a nucleo-u575ZI through the sddmc1 with a port of FatFs.I am using a PmodMicroSD all wired up for 4 bits and the card detect on a GPIO.I am testing 3 sd card 16GB, 32GB and 64GB.I have confirmed that all 3 are...

broilmont by Associate II
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  • 5 replies
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Resolved! STM32H7 + LAN8742: both ETH leds blink every 2 seconds

Hello, I am working with a STM32H743 with RTOS and LWIP, using LAN8742 as PHY. I have developed a custom board with this setup and it has been working very well.Now, after almost an year, the new production lot does not work anymore: when the firmwar...

ValerioF by Associate II
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  • 5 replies
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STM32F4 Bootloader Version

HelloWe have Custom Board Build Around STM32F4 Micro Controller in one of the Micro Controller Boot-loader Version is 0x91 Available to do Flashing and All but in Other Board Boot-loader Version is 0xFF and Not Available to do Flash, Anybody Know Abo...

AGond.2 by Associate III
  • 765 Views
  • 1 replies
  • 1 kudos

Resolved! Using both I2S and SDIO

I want to play audio on STM32F4 Discovery board. Audio is stored in SD card which connected by SDIO. On discovery board, I see below connections.I2S3_SCK -- PC10 -- (SCLK) CS43L22I2S3_SD -- PC12  -- (SDIN) CS43L22but PC10 & PC12 are also connected to...

Nico3 by Senior
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  • 4 replies
  • 0 kudos