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3.1.12 Bluetooth module installation
Insert the bluetooth module directly into the bluetooth module interface on the expansion board, as shown in
FIG. 3.1.39. Pay attention to the location of the insertion pin
Figure 3.1.38 Bluetooth Moduile Picture
Figure 3.1.39 Schematic diagram of bluetooth module installation
3.1.13 Expansion board wiring diagram
Through the previous steps, we have completed the installation of the main structure of the car. Now we
wire the car to connect the cable. The connection method is as shown in the following figure. For the
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