STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

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...

gif-stm32u0.gif

Resolved! STM32F401 reserving flash sector for config

On STM32F401CCU6I'm trying to reserve these 2sectors for user config in gcc linker script:  Sector - Address ini ~ Address end - Size Sector 0 - 0x0800 0000 ~ 0x0800 3FFF - 16 Kbytes Sector 1 - 0x0800 4000 ~ 0x0800 7FFF - 16 Kbytes RESERVE Sector ...

mrx23 by Associate III
  • 846 Views
  • 4 replies
  • 1 kudos

What to do with unused opamp pins

We want to use the STM32U585QII6Q for a new design, and I want to know what I need to do with the dedicated OPAMP VINM pins on this package. We don't want to use the OPAMPs. Do I leave these dedicated pins floating or should I connect them to GND?I c...

Resolved! STM32F429I-DISC1 debug issue

Hi.I was in the middle of a debug session in a simple application for the STM32F429I-DISC1 in Keil uVision. I disconnected my board from the computer without ending the debugging session. When I reconnected my board, it wasn't detected anymore and it...

jacobvdz by Associate
  • 521 Views
  • 3 replies
  • 1 kudos

Resolved! How to trigger IRQ on overflow only?

I am trying to configure TIM3 to reset on incoming PWM pulses and call IRQ on overflow, when pulses not coming. The prescaler and ARR are set for 150% of the PWM period. TIM3 in slave reset mode on trigger from CH2 input. MCU is STM32G051F8P.For some...

maple by Associate II
  • 627 Views
  • 2 replies
  • 0 kudos

STM32U5[Ax] Usb Host Multi-Packet Data Toggling

Hi all, I am not able to fully understand how the DATA0/DATA1 toggling works when performing multi-packets transmissions. For "multi-packet" transmission I mean that the "num_packets" in USB_OTG_HCTSIZ_PKTCNT register is greater than 1, (i.e. I want ...

bluluiss by Associate II
  • 579 Views
  • 3 replies
  • 0 kudos

STM32H723VET6 Ethernet doesnt work

As the subject states I am trying to get Ethernet work on the VET6 Microcontroller. I have tried to configure my microcontroller like the Ethernet example project provided on Github for the STM32H723GT. I have tried the exact code on the H723GT Nucle...

EH by Associate
  • 695 Views
  • 3 replies
  • 0 kudos

Resolved! Automatically entering and exiting bootloader

Is there a way to make STM32Cube Programmer controls a pair of pins in a CH340 or similar USB to TTL converter, to be able to control BOOT0 and NRST pins of an StM32 micro? I would like to make  a simple circuit that permits entering and exiting a bo...

Castelo by Associate II
  • 526 Views
  • 1 replies
  • 1 kudos

Resolved! STM32H7A3 I2C_CR1 bit NOSTRETCH settings

Currently try to configurate settings for register I2C_CRI. Not sure which value should I set for bit NOSTRETCH. I am using I2C as master. This bit only effected when using I2C as slave. But in manual mention must kept cleared in master mode.  Meanin...

NRAML.1 by Associate II
  • 475 Views
  • 2 replies
  • 0 kudos

Resolved! High current draw Vbat Bluepill

Hi,This is the first time I am starting a post, sorry in advance if it's not in the correct place.I have a Blue-Pill with original STM32F103C8T6. I have Vbat hooked up to a 0.33 F super cap via 100 ohm. Vdd is connected to V bat with a BAT54C Schottk...

NLHL by Associate
  • 1737 Views
  • 5 replies
  • 3 kudos