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Fritz2 · 2025-03-07

Hi,i have a question to the memory-controller and the supported memory-size.I'm using the Part STM32MP157CAAx (Package: LFBGA448).In the Datasheet (STM32MP157C/F) and AN5031 there is a definition to the supported SDRAM size.For package "LFBGA448" the...

Fritz2 · 2025-02-19

Hi,I'm working on layout routing from STM32MC257AAK(Package: VFBGA424) to LPDDR4 (32bit).I have read the "Memory layout rules" in the App-Note AN5724.For a good LPDDR4 signal timing it is usefull to do a "Line-Length-Matching" on the LPDDR4 signals, ...

Fritz2 · 2025-03-11

Hello Erwan SZYMANSKY,thank you for the answer with a good and usefull information.I have an additional question.I think some configuration registers (SMT32CubeMX / DDRCTRL / DDRPHYC) ) must be set when using the MPU (STM32MP157CAAx) with 1GB twin-di...

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STM32MP157 Memory Controller

STM32MP257 LPDDR4 routing: Line length from die to ball for STM32MP257 (VFBGA424 package)

Re: STM32MP157 Memory Controller