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STM32L431 データシート(PDF) 53 Page - STMicroelectronics |
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STM32L431 データシート(HTML) 53 Page - STMicroelectronics |
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53 / 200 page  DocID028800 Rev 1 53/200 STM32L431xx Pinouts and pin description 77 Figure 13. STM32L431Kx UFQFPN32 pinout(1) 1. The above figure shows the package top view. Table 13. 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 RST Bidirectional reset pin with embedded weak pull-up resistor Option for TT or FT I/Os _f (1) I/O, Fm+ capable _a (2) I/O, with Analog switch function supplied by VDDA Notes Unless otherwise specified by a note, all I/Os are set as analog 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 14 are: FT_f, FT_fa. 2. The related I/O structures in Table 14 are: FT_a, FT_fa, TT_a. |
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