ST NUCLEO-WB55RG STM32WB User Manual

UM2819
Hardware layout and configuration
UM2819 - Rev 1
page 8/37
7 Hardware layout and configuration
The NUCLEO-WB55RG Nucleo-64 board is designed around the STM32WB55RG microcontroller. The hardware
block diagram in Figure 2 illustrates the connection between NUCLEO-WB55RG and its peripherals (ARDUINO
®
Uno V3 connector, ST morpho connector, and embedded ST-LINK).
Figure 3 to Figure 5 help the user to locate these features on the NUCLEO-WB55RG board. The mechanical
dimensions of the NUCLEO-WB55RG product are shown in Figure 6.
Figure 2. Hardware block diagram
PCB
Antenna
STLink V2.1
USB
STLink
LDO
5V to 3V
Level Shifter
ESD
Protection
USB
User
ESD
protection
3x LEDs
3x Push Button
Arduino Extension
Connectors
32MHz
Crystal
Morphos Extension Connectors
LDO
5V to 3V
CR2032 Li
Battery
Power Selector
STM32WB55
Filter
Matching
32kHz768
Crystal
LDO
12V to 5V
Board Power
External
Power
Supply
(Optional)
Reset
Push
Button
External
Power
Supply
(Optional)
STM32WB55
Debug
RF Path
GPIOs
Power Managment
MB1355

ST NUCLEO-WB55RG STM32WB Specifications

General

Brand	ST
Model	NUCLEO-WB55RG STM32WB
Category	Microcontrollers
Language	English