RAK RAK1901, Quick Start Manual, Page: 8 / 14

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📝 NOTE
If you are using the RAK11200 as your WisBlock Core, the RAK11200 requires the Boot0 pin to be
configured properly first before uploading. If not done properly, uploading the source code to RAK11200
will fail. Check the full details on the
RAK11200 Quick Start Guide .
Figure 11: Selecting the correct Serial Port
Figure 12: Uploading the RAK1901 example code
5. When you successfully uploaded the example sketch, open the Serial Monitor of the Arduino IDE to see the
sensor's reading logs. If you see the logs, as shown in Figure 13, then your RAK1901 is properly
communicating to the WisBlock core.