ST STM32 NUCLEO-L053R8 User Manual

UM1724 Rev 14 67/68
UM1724 Revision history
67
3-Apr-2019 13
Updated document title, Introduction, Chapter 2: Ordering
information, Section 2.1: Product marking, Section 2.2:
Codification, and Section 5.1: Getting started.
Added Chapter 3: Development environment and Section 3.3:
Demonstration software.
19-Aug-2020 14
Updated the connector reference in the description of SB54 and
SB55 in Table 10: Solder bridges.
Removed pin 10 duplicated rows in Table 11: ARDUINO
®
connectors on NUCLEO-F030R8, NUCLEO-F070RB, NUCLEO-
F072RB, NUCLEO-F091RC, Table 12: ARDUINO
®
connectors on
NUCLEO-F103RB, Table 16: ARDUINO
®
connectors on
NUCLEO-F401RE and NUCLEO-F411RE, and Table 19:
ARDUINO
®
connectors on NUCLEO-F446RE.
Removed electrical schematics.
Added Section 7 including Product marking, Board revision
history, and Board known limitations.
Table 34. Document revision history (continued)
Date Revision Changes

ST STM32 NUCLEO-L053R8 Specifications

General

Microcontroller	STM32L053R8
Core	ARM Cortex-M0+
Operating Frequency	32 MHz
Flash Memory	64 KB
SRAM	8 KB
EEPROM	2 KB
GPIO Pins	51
Digital I/O Pins	51
On-board Debugger	ST-LINK/V2-1
Timers	5
Communication Interfaces	I2C, SPI, USART
Connectors	Arduino Uno V3, ST morpho
USB	USB 2.0 FS device