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UM108xx
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© NXP Semiconductors N.V. 2016. All rights reserved.
User manual
Rev. 1.0 — 14 June 2016
12 of 23
NXP Semiconductors
UM108xx
QN9022 mini DK user guide
3. QN902x USB Dongle
3.1 Dongle Block Diagram
USB Dongle works together with QTool and behaves as a master or slave when talking to
MiniDK or other devices. Just as illustrated in diagram as below, USB Dongle receives
commands from QTool via virtual COM port, by which QN902x would be initialized as a
Master or Slave device. All tests can be performed by QTool after initialization.
3.2 Dongle Connection
QN902x USB dongle is a USB interfaced device with a QN9022 packed in. With driver
and SDK installed in computer (refer to QN9022 quick start guide), user can use QTool in
SDK to control the QN902x in dongle to work as a central device. The MiniDK board with
USB power supply from computer works as a peripheral device. The connection of the
dongle is illustrated as blow figure. For QTool usage, please refer to QTool User Manual
v1.1 in SDK.
4. Notes
•
Proper ESD precautions should be used when handling the board
•
FCC related notes
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not
cause harmful interference,
Fig 15. Dongle Block Diagram
Fig 16. Dongle Connection