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STM32F303XD 数据表(PDF) 40 Page - STMicroelectronics |
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STM32F303XD 数据表(HTML) 40 Page - STMicroelectronics |
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40 / 173 page  Pinout and pin description STM32F303xD STM32F303xE 40/173 DocID026415 Rev 5 Table 12. Legend/abbreviations used in the pinout table Name Abbreviation Definition Pin name Unless otherwise specified in brackets below the pin name, the pin function during and after reset is the same as the actual pin name I/O structure FT 5 V tolerant I/O FTf 5 V tolerant I/O, I2C FM+ option TTa 3.3 V tolerant I/O TC Standard 3.3V I/O B Dedicated to BOOT0 pin RST Bi-directional reset pin with embedded weak pull-up resistor Notes Unless otherwise specified by a note, all I/Os are set as floating inputs during and after reset Pin functions Alternate functions Functions selected through GPIOx_AFR registers Additional functions Functions directly selected/enabled through peripheral registers |
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