EVK-VERA-P174 - User Guide
UBX-17048707 - R06
Board description
Page 11 of 30
Figure 5: USB Power supply board assembly overview
Designator Connector
Description
J1
Main supply
2.5 x 2.5 mm barrel connector for 9 – 28 V power supply
Connect jumpers J7, J8, J9 and J10 before using
J8
Jumper for 5 V supply Disconnect to use external 5 V supply on J5
J7
Jumper for 3.3 V supply Disconnect to use external 3.3 V supply on J4
J5
External 5 V supply
Connector for external 5 V supply
J4
External 3.3 V supply
Connector for external 3.3 V supply
J10
VIO select
Jumper to select VIO voltage 1.8 V or 3.3 V
J9
Jumper for 1.8 V supply Disconnect to use external 1.8 V supply on J6
J6
External 1.8 V supply
Connector for external 1.8 V supply
J2
Micro USB
USB interface connector
J3
Host interface
connector
Board-to-board connector to the main board
Table 6: EVK-VERA-P174 Power supply board connector description
5V supply
(J8+J5)
Power supply
reset button
VIO select
(J10)
Main supply
jack (J1)
USB LED
Power LED
Micro USB
(J2)
3V supply
(J4+J7)
1.8V supply
(J6+J9)
