SENA HD1200 - Manual (Page 13)

Starter Kit and User Manual for the HelloDevice 1200
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4.2 Connecting Hardware
The HelloDevice 1200 interfaces with your device through external interface pins only. Therefore, RJ45
connector and LED along with microprocessor should be implemented on the your device side, and the
HelloDevice 1200 will be plugged into it. The demo board in Starter Kit can be a good reference for your device
design. Figure 4.4 shows the HelloDevice 1200 Main Board and Demo Board.
Figure 4.4. The HelloDevice 1200 Main Board and Demo Board
(1)Plug Main Board onto the Demo Board through JP1 and JP2 connectors of the Main Board.
At this point, make sure that the JP1/JP2 of Main Board are connected to the corresponding JP1/JP2 of the Demo
Board, and pin numbers of both Main Board and Demo Board from 1 to 40 are connected properly. Figure 4.5
shows a picture of the HelloDevice mounted on Demo Board correctly.
Note:
Be sure to check not to reverse connection. The reverse connection makes fatal problem.
Fig 4.5 shows that HelloDevice is mounted on the demo board correctly.