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STM32F401CB Arkusz danych(PDF) 37 Page - STMicroelectronics |
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STM32F401CB Arkusz danych(HTML) 37 Page - STMicroelectronics |
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37 / 135 page ![]() Pinouts and pin description STM32F401xB STM32F401xC 37/135 DocID024738 Rev 6 Table 7. 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 Pin type S Supply pin I Input only pin I/O Input/ output pin I/O structure FT 5 V tolerant I/O B Dedicated BOOT0 pin NRST Bidirectional 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 Alternate functions Functions selected through GPIOx_AFR registers Additional functions Functions directly selected/enabled through peripheral registers Table 8. STM32F401xB/STM32F401xC pin definitions Pin Number Pin name (function after reset)(1) Alternate functions Additional functions - - - 1 B2 PE2 I/O FT - SPI4_SCK, TRACECLK, EVENTOUT - - - - 2 A1 PE3 I/O FT - TRACED0, EVENTOUT - - - - 3 B1 PE4 I/O FT - SPI4_NSS, TRACED1, EVENTOUT - - - - 4 C2 PE5 I/O FT - SPI4_MISO, TIM9_CH1, TRACED2, EVENTOUT - - - - 5 D2 PE6 I/O FT - SPI4_MOSI, TIM9_CH2, TRACED3, EVENTOUT - - - - - D3 VSS S - - - - -- - - C4 VDD S - - - - 1 B7 1 6 E2 VBAT S - - - - 2 D5 2 7 C1 PC13 I/O FT (2) (3) EVENTOUT, RTC_TAMP1, RTC_OUT, RTC_TS |
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