STM32 MPUs Products and hardware related

We bought the stm32mp157a-DK1 Board. Problem STlink Utility does not see STM32MP157AAC. Only the debugger is visible.

The debugger returns an error Failed to execute MI command target temote 3333

search a char array within an other char array

hi everyoneI'm trying to search for a certain char array(say char Temp[]) within a lager array in this case, char Rcv[500]. here is my codeint scanRcv(char *Temp){ int ii=0; for(int i=0;i<RcvLength;i++){ while(Rcv[i]==Temp[ii]){ ii++; if(ii==strlen...

How do I enable LinuxPTP PPS Output?

I know that to get PPS output on the Ethernet PPS Pin PG8 that the device tree has to configure the pin for AF11. I also believe that PPS has to be enabled somehow? ​On some embedded Linux systems there is a /sys/class/ptp/ptp0/pps_enable variable to...

Issue with OPTEE driver on version 3.9.0

Hello,Our team is currently working on stm32mp1 boards (the dk2 and the ev1).Our software architecture is using TFA, OPTEE, Uboot and Linux.For our needs, we have developed an SPI driver for OPTEE. The OPTEE version on which we developed this driver ...

Device don't load u-boot after uploaded with STM32_Programmer_CLI

I changed name of orginal device-tree of my board stm32mp157c-dk2.dts. Then I tried upload tf-a and uboot to device via STM32_Programmer_CLI. Program proper uploaded tf-a and I see my new Model name but now program wait for reconnecting and my device...

Is there an example for routing LPDDR3 on STM32MP157AAA (LFBGA448)?

Traininigs STM32MP1

We are searching for a training possiblity on the MP1 processor, which is in Germany. Mainly we are interested in the HW and the software e.g. multiprozessor handling. There are online courses but they do not deep dive. Anyone an idea about this? ST ...