STM32L471RG datasheet(58/218 Pages) STMICROELECTRONICS

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Pinouts and pin description

STM32L471xx

58/218

DocID027226 Rev 1

Figure 8. STM32L471Rx LQFP64 pinout(1)

1. The above figure shows the package top view.

Table 14. 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

Supply pin

Input only pin

I/O

Input / output pin

I/O structure

5 V tolerant I/O

3.6 V tolerant I/O

Dedicated BOOT0 pin

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

_s (3)

I/O supplied only by VDDIO2

Notes

Unless otherwise specified by a note, all I/Os are set as analog inputs during and after reset.

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 15 are: FT_f, FT_fa.

2. The related I/O structures in Table 15 are: FT_a, FT_fa, TT_a.

3. The related I/O structures in Table 15 are: FT_s, FT_fs.

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