STM32L412R8U3TR datasheet(55/192 Pages) STMICROELECTRONICS

Part #	STM32L412R8U3TR

Description	Ultra-low-power Arm® Cortex®-M4 32-bit MCUFPU, 100DMIPS, up to 128KB Flash, 40KB SRAM, analog, ext. SMPS

PDF	192 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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55 / 192 page

DS12469 Rev 8

55/192

STM32L412xx

Pinouts and pin description

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

Supply pin

Input only pin

I/O

Input / output pin

I/O structure

5 V tolerant I/O

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

_u (2)

I/O, with USB function supplied by VDDUSB

_a (3)

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.

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_u, FT_fu.

3. The related I/O structures in Table 14 are: FT_a, FT_fa, TT_a.

STM32L412R8U3TR Datasheet(PDF) 55 Page - STMicroelectronics