ST STM32MP157D-DK1 User Manual

6.7 USB Host
6.7.1 Description
The STM32MP157D-DK1 and STM32MP157F-DK2 Discovery kits provide four USB Host ports (dual-USB
sockets CN1 and CN5) through the use of the USB Hub, which has a full power management for each USB
port: no I/O is needed from the STM32MP157x.
6.7.2 USB Host interface
Table 8 describes the I/O configuration for the USB Host interface.
Table 8. I/O configuration for the USB Host interface
I/O Configuration
PD12
PD12 used as I2C1_SCL shared between AUDIO, DSI, and HDMI
(1)
PF15
PF15 used as I2C1_SDA shared between AUDIO, DSI, and HDMI
(1)
USB_DP1 USB1_P
USB_DM1 USB1_N
1. I2C1 not connected by default (SB7 and SB8 OFF).
Figure 9 shows the CN1 and CN5 USB Type-A connector pinout.
Figure 9. CN1 and CN5 USB Type-A connector pinout
Table 9 describes CN1 and CN5 USB Host connector pinout.
Table 9. CN1 and CN5 USB Host connector pinout
Pin
Pin name Signal name Function
CN1
T1 T1 VBUS VBUS
T2 T2 USB1CN25_N DM
T3 T3 USB1CN25_P DP
T4 T4 GND GND
B1 B1 VBUS VBUS
B2 B2 USB1CN25_N DM
UM2637
USB Host
UM2637 - Rev 2
page 14/47

ST STM32MP157D-DK1 Specifications

General

Brand	ST
Model	STM32MP157D-DK1
Category	Computer Hardware
Language	English