Users Manual

2
RA
K20
11
RAK3401
2
Table of Contents
1 Introduction ........................................................................................................................................3
2 Overview..............................................................................................................................................3
General description......................................................................................................................3
2.1 3
2.2 Main Features ..............................................................................................................................3
2.3 Board Realistic View...................................................................................................................4
2.4 RAK3401 Mounting Sketch ........................................................................................................4
2.5 Schematic Diagram .....................................................................................................................4
2.5.1 WisConnector .................................................................................................................5
2.5.2 WisConnector pin order..................................................................................................5
2.5.3 Core module....................................................................................................................5
2.5.4 SWD interface.................................................................................................................6
2.5.5 Power up automatic reset ................................................................................................6
2.5.6 Flash Memory .................................................................................................................7
2.6 Absolute Maximum Ratings........................................................................................................7
2.7 Recommended operating conditions ...........................................................................................8
3 Mechanical Dimensions......................................................................................................................8
Figure Index
Figure 1: RAK3401’s top layer (left), and bottom layer (right). .............................................................4
Figure 2: RAK3401 mounting sketch........................................................................................................4
Figure 3: WisConnector pin definition. .....................................................................................................5
Figure 4: WisConnector pin order. ............................................................................................................5
Figure 5: Cora module pin definition. .......................................................................................................6
Figure 6: SWD interface............................................................................................................................6
Figure 7: Power up automatic reset ...........................................................................................................7
Figure 8: Flash Memory. ...........................................................................................................................7
Figure 9: Mechanical Dimensions .............................................................................................................8