VDil.1

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‎2023-06-14

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STM32F407VGT7 I use system memory boot mode by USART1 (PA10, PA9). i have to use external pull-up/pull-down resistors to USART3 (PB10 / PB11, PC10 / PC11), CAN2 (PB5), USB (PA11, PA12)?

2021-12-02

STM32F407VGT7 I use system memory boot mode by USART1 (PA10, PA9). i have to use external pull-up/pull-down resistors to USART3 (PB10 / PB11, PC10 / PC11), CAN2 (PB5), USB (PA11, PA12)?PA10, PA9 connect to external pull-up resistors 7.5Kohms.If don't...