FAQs
fantasylsdo
Associate II
since ‎2023-07-10
‎2024-05-26

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  • 9 Posts
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User Activity

Enable ethernet clock on both A7 and M4

2024-05-25
Dears,I'm using STM32MP151 and have a uncertain quesion.In my cases, Both A7 and M4 need to access the register ETH_MACSTSR and ETH_MACSTNR to get time stamp.It's required to enable the ethernet clock on both side before accessing these registers, i....

vddcore voltage is unstable

2023-11-19
Dears,I use STM32MP151FAD3 together with STPMIC1. Nowdays I monitored the voltage of vddcore and found it's not stable shown as below.Mostly it's around 1.2v while sometimes it's up to 1.33v .Referring to documentation, I guess it's casued by dynamic...

STM32MP157 DK2 M4 debug issue

2023-09-20
Dears,I'm using STM32MP157C-DK2 board in production mode.Now I'm debugging the firmware in M4 core. However, when I insert a breakpoint at DMA interrupt handler and wait for a while, it will crash the whole system (A7+M4) and lead to the reset.I also...

Fast Image flashing in the manufacturing line

2023-07-27
Dear ST team, Hope you're doing well.We have developed a custom board based on STM32MP151 with emmc. Currently, we are using STM32MP151 for  flashing. The problem is each flash is taking around 15 minutes time and it will be a critical issue in our p...

STM32MP151 emmc OTP configure

2023-07-10
Hello. We already have a custom board based on STM32MP151CAD3 with an eMMC. The following pins are different with default eMMC pins.SDMMC2_CMD: PA0SDMMC2_D1: PB7 As not default pins are used, we need to update OTP value. Here are my result. OTP3 = 0x...
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