STM32 MPUs products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

STM32MP1 - Bare metal on A7

Hi,I have a current project using the M7 that I need to port over to the A7. The goal is to be running bare-metal code on the A7, like we are on the M7. Currently, I am following this open source guide to run bare-metal on the A7 and it seems to work...

mkurtz by Associate II
  • 1293 Views
  • 6 replies
  • 0 kudos

RTC Clock Source Selecton Issue - STM32MP135F

Hi,I'm having an issue with RTC module. getting an error due to no clock source is connected to rtc_ck:[ 3.645423] stm32_rtc 5c004000.rtc: rtc_ck is slow[ 3.749902] stm32_rtc 5c004000.rtc: Can't enter in init mode. Prescaler config failed.[ 3.756489]...

STM32MP157 VREFBUF enable fails

We are using STM32MP157F in our board, running OSD32MP1 Debian SDK v3.0 (Linux Kernel v5.10-stm32mp).In our board VDDA pin is connected to LDO5 at 3.3VVREF+ and VREF- pins are connected to VSSA.We cannot supply external VREF for ADC due to hardware l...

VREF-connection.png
farid by Associate II
  • 661 Views
  • 1 replies
  • 0 kudos

How to use STM32MP157AAD3T internal clock

Dear STM:       We would like to ask some quesions about how the internal clock of STM32MP157 series chips is used, in the handware instruction manual,only the use of external  clock is introduce,How dose STM32MP157 use the internal clock? 

lingwang by Associate II
  • 798 Views
  • 6 replies
  • 0 kudos

USB Gadget does not recognize disconnect

Hello,I'm kind of stuck with my STM32MP157C custom board. In general, everything works fine except for the USB. I'm using the new Ecosystem 5 and using the USB OTG with the NCM Ethernet gadget. My USB has no ID pin wired and is in peripheral mode all...

JSala.3 by Associate II
  • 570 Views
  • 1 replies
  • 0 kudos

Resolved! STM32MP1 - OTG does not switch to host for data mode

Hey there,I am trying to troubleshoot the following issue for quite some time now. I am working on an stm32mp157f based board attempting to enable a combination of stusb16xx and USB OTG . The behavior I am expecting to see is that when a usb device i...

KChar.1 by Senior
  • 522 Views
  • 1 replies
  • 0 kudos

Resolved! Complining/Testing Matter control on STM32MP1 dev kits

We recently launched a product on the STM32MP157C series to control iot devices. We're trying to do some R&D for matter and based on our testing should be at least testable on any system with a wifi chip. The trouble we are running into is there does...