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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
9 of 23
NXP Semiconductors
UM108xx
QN9022 mini DK user guide
2.6 GPIO interface
In QN9022 mini development board version V1, the connectors J6 and J7 provide GPIO
connection. The net name is shown in
2.7 QN9022 reset button
The reset button is used to provide hardware reset to the QN9022 device. When
programming the QN9022 using UART interface of SEGGER J-Link OB, the reset button
should be pressed first to ensure that QN9022 is in boot mode. See
for the
detailed circuit.
2.8 LED
The QN9022 board offers two programmable LEDs, which are connected to the QN9022
device GPIO.
Fig 9.
QN9022 MiniDK version V1 GPIO connections
Fig 10. QN9022 reset