Matrix Orbital DD-DB1 LCD/VFD Dev Board - Manual (Page 14)

USB Connectors
Mating Cables EXTMUSB3FT, INTMUSB3FT
The mini USB configuration is supplied for communication and power input. To order the DevDevil with the alternate USB
header populated for more advanced applications, contact a Matrix Orbital sales representative. In order to power the
DevDevil using USB, ensure that the Voltage Select jumper is removed and the Power Select jumper is set to USB. Please
see the USB quick start guide for additional information.
Power/Communication Header
Mating Cables BBC, SCCPC5V, PCUSB, PC5V, PC12V
The Power and Communication Header is the most versatile connector on the DevDevil. As mentioned in the quick start
guide, It can provide a serial or I
2
C communication connection and offers power and ground inputs for power. Input
power to this connector can be either 5V or 9-15V, however, it is important that the Voltage Select jumper is set to match.
The Power Select jumper should also be set to input. Please see the serial quick start guide for more information.
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Illustration 9: Mini and Alternate USB Connections with Indicators
Illustration 10: Power/Communication Header and Voltage Select