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friedrich.janus
Associate II
since ‎2019-02-18
‎2024-03-08

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STM32F4 CAN bootloader, use CAN1 AND CAN2 in parallel (TX)?

2020-03-09
Hello Community,Product in question is STM32F446.I am trying to prepare the use of bootloader over CAN. the follwing questions occur:a) The bootloader is specified using CAN2 only. So when using the CAN1 for the product you cannot help but to wire CA...

Is it possible to access bootloader by modifying SYSCFG_MEMRMP? STM32F4xx

2019-08-04
Hello!SYSCFG_MEMRMP bits MemMode[2:0] reflect the mapping of pins Boot0 and Boot1.Bits are RW and allow mapping of SystemMemory (Bootloader) to 0x00000000 (Start address after reset). This would generate the idea of switching to the bootloader by cha...

How does it come the RTC shows a time like 33:27 left alone over night?

2019-02-18
STM32F446 RTCI seem to have a problem with this part of the MCU.I am using the HAL to retrieve date and time.Yesterday evening I set the time (about 22h something).Time was displayed correctly.Today in the morning I have a time of 33h27 retreived by ...
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