Keywish Hummer-Bot-1.0 Instruction Manual page 71

Figure .3.2.30 Schematic Diagram of Ultrasonic Transmitting and Receiving
3.2.4.4 Experimental Procedures
1, Installing the steering gear, ultrasonic module to the car which has been completed in fourth step to the
seventh step in 3.1.2) as shown in Fig.3.2.31.
2. Connecting the steering gear and ultrasonic module to the Arduino motherboard as shown in Fig.3.2.32.
(you can choose other IO ports according to your own ideas).
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