Power Board From Usb Port Only - Analog Devices ADP1650 User Manual

UG-139

POWER BOARD FROM USB PORT ONLY

To power the motherboard via the USB for demonstration
purposes without using an external supply, short Pin 1 and
Pin 2 on both of the LK3 jumpers on the motherboard. Short
Pin 1 and Pin 2 of J5 on the daughterboard. Figure 11 illustrates
USB SUPPLY
FOR DAUGHTERBOARD
(FOR DEMONSTRATION)
USB MINI B TYPE
CONNECTOR
jumper settings for USB powered operation. Ensure that the
LED current is less than 200 mA to avoid exceeding the 500 mA
current limit of the USB.
CY68013 A MICROCONTROLLER:
2
PROVIDES USB-TO-I C CONVERSION
Figure 11. Powering the ADP1650 from a USB Port
Rev. A | Page 10 of 16
Evaluation Board User Guide
TORCH AND STROBE: USE PUSH-BUTTONS FOR
EXTERNAL TORCH OR FLASH. BUTTONS MUST
BE ENABLED FROM SOFTWARE GUI.