Pin Pin name Signal name Function
T3 T3 USB1CN26_P DP
T4 T4 GND GND
B1 B1 VBUS VBUS
B2 B2 USB1CN26_N DM
B3 B3 USB1CN26_P DP
B4 B4 GND GND
7.8
USB Type-C
™
HS
7.8.1 Description
The STM32MP157A-DK1 and STM32MP157C-DK2 Discovery kits support USB high-speed (HS) communication.
USB connector CN7 is a USB Type-C
™
connector.
The STM32MP157A-DK1 and STM32MP157C-DK2 Discovery kits support USB Type-C
™
Source mode.
7.8.2 Operating voltage
The STM32MP157A-DK1 and STM32MP157C-DK2 Discovery kits support 5 V USB voltage from 4.75 V to
5.25 V.
7.8.3 USB HS Source
When a USB Device connection to the CN7 USB Type-C
™
connector of STM32MP157A-DK1 or STM32MP157C-
DK2 is detected, the Discovery kit starts behaving as a USB Host.
7.8.4
USB Type-C
™
connector
Figure 10 shows the pinout of USB Type-C
™
connector CN7.
Figure 10. CN7 USB Type-C
™
connector pinout
GND TX1+ TX1- VBUS CC1 D+ D- SBU1 VBUS RX2- RX2+ GND
GND RX1+ RX1- VBUS SBU2 D- D+ CC2 VBUS TX2- TX2+ GND
B12 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1
A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12
Table 10 describes the pinout of USB Type-C
™
connector CN7.
Table 10. CN7 USB Type-C
™
connector pinout
Function STM32 pin Signal name
Pin
name
Pin Pin
Pin
name
Signal name STM32 pin Function
GND - GND GND A1 B12 GND GND - GND
TX1+ - - TX1+ A2 B11 RX1+ - - RX1+
TX1- - - TX1- A3 B10 RX1- - - RX1-
VBUS - - VBUS A4 B9 VBUS - - VBUS
CC1 - - CC1 A5 B8 SBU2 - - SBU2
UM2534
USB Type-C™ HS
UM2534 - Rev 1
page 16/47
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