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Tips for Nordic’s nRF52840 DK to successfully detect Raytac’s MDBT50Q-DB-40 Demo Board

WHY Nordic’s DK cannot DETECT Raytac’s modules?

Some tips to fix this problem

Nordic’S board no : PCA10056 (nRF52840)

Raytac’s board no : MDBT50Q-DB-40 (nRF52840)

1. Update the version of nRF Command Line Tools from below link

2. Update the version of jlink driver from below link.

3. Update the version of nRF Connect for desktop.
nRF connect for desktop V4.1.2
Programmer V3.0.9

4. Add jumper wire for GND shown as the below red arrow to avoid the different power reference between these 2 boards.

5. Make sure that IDE cable connects correctly. Red edge of IDE cable should connect to PIN 1 of both boards.

6. Supply power to VDD of Raytac’s demo board before flashing.

Edited by Sales Manager: Ms. Gracie Chuang

Raytac Corporation 勁達國際電子股份有限公司

Bluetooth & WiFi module maker based on Nordic nRF54, nRF53, nRF52, nRF7002 solution
BT5.4 &BT5.3 & BT5.2 & BT5.1 Qualified, FCC/IC/CE/Telec/KC/RCM/SRRC/NCC Pre-Certified.
Bluetooth Solution: nRF54, nRF5340, nRF52840, nRF52833, nRF52832, nRF52820, nRF52811, nRF52810, nRF52805, nRF51822 WiFi Solution: nRF7002
Tel: +886.2.3234.0208