ST STM32H5

Contents
1 Features...........................................................................2
2 Ordering information ..............................................................3
2.1 Products and codification ........................................................3
3 Development environment .........................................................4
3.1 System requirements ...........................................................4
3.2 Development toolchains .........................................................4
3.3 Demonstration software .........................................................4
4 Conventions.......................................................................5
5 Quick start ........................................................................6
5.1 Getting started.................................................................6
6 Hardware layout and configuration.................................................7
6.1 STM32H5 Nucleo-144 board layout ...............................................8
6.2 Mechanical drawing ...........................................................10
7 Embedded STLINK-V3EC .........................................................11
8 Power supply .....................................................................14
8.1 Power supply input from STLINK-V3EC USB connector: 5V_STLK (default configuration) 14
8.2 External power supply input from VIN (7 to 12 V, 800 mA maximum) ..................15
8.3 External power supply input 5V_EXT (5 V, 1.3 A maximum) ..........................15
8.4 External power supply input from a USB charger (5 V) ..............................16
8.5 External power supply input from the USB user connector (5 V, 3 A maximum)..........17
8.6 External power supply input 3V3_EXT (3.3 V, 1.3 A maximum) .......................18
8.7 Debugging/programming when not using an external power supply ...................18
9 Clock sources ....................................................................19
9.1 HSE clock (high‑speed external clock)............................................19
9.2 LSE clock (low‑speed external clock): 32.768 kHz ..................................19
10 Board functions ..................................................................20
10.1 LEDs........................................................................20
10.2 Push-buttons .................................................................20
10.3 MCU voltage selection 1V8/3V3 .................................................21
10.4 Current consumption measurement (IDD) .........................................21
10.5 Virtual COM port (VCP): LPUART1/USART3 ......................................21
10.6 USB Type-C
®
FS..............................................................22
10.6.1 USB FS device .........................................................22
10.6.2 UCPD ................................................................22
UM3115
Contents
UM3115 - Rev 2
page 40/44