Users Manual

Figure 17. Dual USB TYPE A connector MB1262/CN18 and CN20
Table 30. USB Host connector pinout MB1262/CN18
Pin CN18 Pin name Function
T1 T1 VBUS
T2 T2 DM
T3 T3 DP
T4 T4 GND
B1 B1 VBUS
B2 B2 DM
B3 B3 DP
B4 B4 GND
Table 31. USB Host connector pinout MB1262/CN20
Pin CN20
Pin name Function
T1 T1 VBUS
T2 T2 DM
T3 T3 DP
T4 T4 GND
B1 B1 VBUS
B2 B2 DM
B3 B3 DP
B4 B4 GND
6.21 RS-232 port
The STM32MP157x-EV1 board offers one RS-232 communication port. The RS-232 communication port uses the
DB9 male connector MB1262/CN12.
UM2535
RS-232 port
UM2535 - Rev 2
page 31/59