Why are there two holes placed at the bottom of the MCU on the STM32G4 Nucleo board PCB?
I noticed two holes at Bottom of the MCU area on the STM32G4 Nucleo board. What is their purpose?
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I/O logic support at 1.2V for QSPI
Hi,we are planning to use STM32H742xI/G controller in our design, we have reviewed the datasheet and need a clarification on the IO logic for QSPI.Does this controller supports 1.2v IO logic for the QSPI.
NUCLEO-H7S3L8 Read Device ID in OPI mode
Hi, Currently I working with Nucleo-H7S3L8 board and trying get XSPI interface up by trying to read memory device ID in STR OPI mode. It is not working yet.Can someone share detailed steps to get it to working stage? I am able to read id in single SP...
Hint on STM32G030x6/x8 Errata: Boot select after debug interface connection (empty device)
The Errata sheet for STM32G030x6/x8, ES0486 - Rev 6, states in chapter 2.2.9:After connecting the debug interface and until the device power-down, the boot source upon reset or wakeup from a low-power mode is determined by the PA14-BOOT0 pin level be...
Resolved! Comparator Bug Report on STM32G0
I have configured the comparator 2 PB6 on the STM32G071RB Nucleo board. It is configured for rising edge interrupt. As soon as HAL_COMP_Start is called on the COMP you can see the EXTI rising edge interrupt flag immediately go high. (well not immedi...
How to find package specific specfications? STM32H723ZG for ADC
So i was looking at the 16-bit ADC characterisics in the datasheet of STM32H723ZG. Here it says for LQFP packages, values might differ. I have LQFP 144 , and i can't find any package specific datasheets. Where can i find the information for my packa...
UCPD Dead Battery pins are they just internal resisters
I'm using a stm32G0 with a UCPD and i'm trying to figure out if the Dead battery pin have any other benefit then just saving the need for 2 resisters on the board. From my understanding i could create the same functionality of the dead battery pin by...
STM32h7s7: CubeIde Indexing lost after adding external loader in IOC file
Hello there,I'm trying to create a project for stm32h7s7 with external loader. But when i added the external loader in IOC file the all indexes were lost in editor mode. But I checked for building, i can't see any problem. I tried index -> rebuild bu...
Are VREFINT and VREFBUF output the same on STM32G4?
Moved from this post . Hi @mƎALLEm ,Is VREFINT and VREFBUF output same?In documents I have seen VREFBUF can be set as 2.048, 2.5, 2.9, is that same VREFINT?
Issue using STM32H7S7xx with external RAM/FLASH over XSPI1
We are developing a STiROT/OEMuROT bootloader for a customer using the above chip. This is based on the STM32H7S78-DK sample. The customer has developed the main application and have added support to download a new firmware image over Ethernet. This ...
