About asdfasdf

asdfasdf · 2018-03-09

Posted on March 09, 2018 at 18:47Dear all,I'm using the Nucelo-144 board with a STM32H743ZI, with the GCC+Makefile toolchain, and am trying to get the RAM in the D2 domain to work.I generated a Makefile-project with CubeMX and added the following to...

asdfasdf · 2018-04-22

Posted on April 22, 2018 at 18:50Ah that's interesting! Seems then that the corresponding description in CubeMX is wrong:SDMMCCLK clock divide factorClockDiv must be between 0 and 255.Parameter Description:SDMMC_CK = SDMMCCLK / [CLKDIV + 2]. The out...

asdfasdf · 2018-04-21

Posted on April 21, 2018 at 20:03 Clive, may I ask what value you are using for the SD clock divider (i.e. at what frequency are you running the card)? I noticed an interesting behavior in my code: when I use a very low divider value (0 to 5), and ...

asdfasdf · 2018-04-21

Posted on April 21, 2018 at 15:07Hi JC!Would you be able to share your test-project for the Nucleo here? I'm also struggling with the H7 and SD-card, and am starting to suspect I'm somehow doing something completely stupid and a working demo-project...

asdfasdf · 2018-03-15

Posted on March 15, 2018 at 19:21Thanks for the clarification Clive, that makes a lot of sense! Is there a way to notify ST about these problems so that they can be fixed in future CubeMX/CubeHAL versions? I think having such a fundamental issue in ...

asdfasdf · 2018-03-10

Posted on March 10, 2018 at 22:41After some more investigation it seems that for D2 RAM one needs to initialize the clock first. Adding the following at the beginning of main does work:__HAL_RCC_D2SRAM1_CLK_ENABLE();__HAL_RCC_D2SRAM2_CLK_ENABLE();__...

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Initialization of RAM_D2 in STM32H743

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