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STM32G474PBY3TR 数据表(PDF) 56 Page - STMicroelectronics |
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STM32G474PBY3TR 数据表(HTML) 56 Page - STMicroelectronics |
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56 / 236 page  Pinouts and pin description STM32G474xB STM32G474xC STM32G474xE 56/236 DS12288 Rev 5 4.10 Pin definition Table 11. 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 TT 3.6 V tolerant I/O B Dedicated BOOT0 pin NRST Bidirectional reset pin with embedded weak pull-up resistor Option for TT or FT I/Os _a(1) I/O, with Analog switch function supplied by VDDA _c I/O, USB Type-C PD capable _d I/O, USB Type-C PD Dead Battery function _f(2) I/O, Fm+ capable _u(3) I/O, with USB function 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 1. The related I/O structures in Table 12 are: FT_a, FT_fa, TT_a. 2. The related I/O structures in Table 12 are: FT_f, FT_fa. 3. The related I/O structures in Table 12 are FT_u. |
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