Transcription of Can protocol used in the STM32 bootloader …
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Can protocol used in the STM32 bootloader …
June 2021AN3154 Rev 81/34AN3154 Application noteCAN protocol used in the STM32 bootloader IntroductionThis application note describes the CAN protocol used in the STM32 microcontroller bootloader . It details each supported document applies to the STM32 products embedding bootloader versions , and , as specified in STM32 microcontroller system memory boot mode (AN2606) available on These products are listed in Ta b l e 1, and are referred to as STM32 throughout the more information about the CAN hardware resources and requirements for the bootloader of the used device, refer to the already mentioned AN2606. Table 1. Applicable productsTypePart number or product seriesMicrocontrollersSTM32F1 SeriesSTM32F2 SeriesSTM32F4 SeriesSTM32F7 SeriesSTM32L4 Rev 8 Contents1 bootloader code sequence.
Gets the bootloader version and the Read Protection status of the Flash memory Get ID (1) 0x02 Gets the chip ID Speed 0x03 The speed command allows the baud rate for CAN run-time to be changed. Read Memory (2) 2. Refer to STM32 product datasheet and AN2606 to know the memory spaces valid for these commands. 0x11
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