NXP Semiconductors
QN908x
DK User Guide
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in the section 'Legal information'.
© NXP B.V. 2017.
All rights reserved.
For more information, visit: http://www.nxp.com
Date of release: June 2017
Document identifier: QN908x-DK
7. Contents
1.
Introduction ......................................................... 3
1.1
Purpose .............................................................. 3
1.2
Kit contents ........................................................ 3
2.
Hardware description .......................................... 4
2.1
Hardware overview ............................................ 4
2.2
Default jumper settings on the DK board ........... 6
2.3
CMSIS-DAP debugger ....................................... 6
2.4
QN9080 module ................................................. 7
2.5
GPIO and Arduino interfaces ............................. 8
2.6
QN908x reset button .......................................... 8
2.7
ISP mode jumper ............................................... 8
2.8
JTAG interface ................................................... 9
2.9
Buttons ............................................................... 9
2.10
LED .................................................................... 9
3.
DK board application function ......................... 10
3.1
CMSIS-DAP interface ...................................... 10
CMSIS-DAP to on-board QN908x .................... 10
CMSIS-DAP to off-board target ........................ 10
3.2
Current consumption test ................................. 10
Current test using LPC4322 ............................. 11
Current test using a digital ammeter ................ 12
Current test using a DC power analyzer .......... 12
3.3
RF connective test with CBT ............................ 13
4.
QN9080 USB dongle .......................................... 13
4.1
Dongle hardware .............................................. 13
4.2
Dongle connection ........................................... 14
5.
Appendix ............................................................ 14
5.1
Schematics....................................................... 14
QN908x DK main board ................................... 14
QN9080 module board ..................................... 17
5.2
PCB layout ....................................................... 17
QN908x DK main board ................................... 17
QN9080 QFN board ......................................... 20
5.3
Dimensions of the PCB board .......................... 23
QN908x DK board ............................................ 23
