About Wisnu Pramadi

Wisnu Pramadi · 2017-09-08

Posted on September 09, 2017 at 02:23Hi,I'm using STM32F469 which has quite a lot of flash space (2MB). I'm planning to place a bootloader to handle firmware upgrade and partitions the rest of the flash to store multiple firmware instances. Here are...

Wisnu Pramadi · 2019-06-27

Hi guys,try clearing the flags right before entering shutdown. // Your wakeup setup here // ... // Clear flasg __HAL_PWR_CLEAR_FLAG(PWR_FLAG_WU); // Enter shutdown HAL_PWREx_EnterSHUTDOWNMode();I notice that the flags can be asserted after we ...

Wisnu Pramadi · 2017-10-13

Posted on October 13, 2017 at 08:15Hi Andreas,It seems that the Cube MX generated code try to check whether the SD card busy or not by pooling on SDMMC_GetCmdResp1. In my case the SD card stay busy for ~100ms after writes.

Wisnu Pramadi · 2017-09-11

Posted on September 11, 2017 at 11:30Hi Clive, after reading quite a bit I think I understand your point. I check the documentation and also the startup code, it enlist all the vector table entries. When I check the firmware's binary, I can see the ...

Wisnu Pramadi · 2017-09-10

Posted on September 11, 2017 at 02:51Hi Clive,I've set the vector table to the correct address right before jumping to the application. It's still not working if I set the memory map in the linker as 0x08000000 (default). I have to set this memory m...

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