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cxiao.6
Associate II
since ‎2019-03-04
‎2023-06-14

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I have a question,when changed cpu from stmf407 to stm32f427 .sometimes, read a wrong data from extern sram access by FMC ,it's happend in most of the cases in interrupt ，someone have the same problem?

2020-01-15
my English is poor，In the same program ,cpu 407 do not have this problem,only happened in 427​，somtimes.It's like 2.3.4 Corruption of data read from the FMC. in <Errata sheet - STM32F42xx and STM32F43xx - STM32F427/437 and STM32F429/439 line limitati...

the RM0090 reference manual for 2014 ,in the description of the “Chip Select togglest�? different from RM00990 reference manual for 2018，why？

2019-03-04
the RM0090 reference manual for 2014 ,in the description of the “Chip Select togglest�? different from RM00990 reference manual for 2018，which one is correct？The results of our tests are consistent with reference manual for 2014,Is it wrong in RM0099...
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