1. Introduction to Cutebot

1.1. Introduction


ELECFREAKS Cutebot is a rear-drive smart car driven by dual high speed motors.

There are many on-board equipments on the Cutebot including ultrasonic sensor and distance sensor, two RGB LED headlights and clearance lamps on the bottom, two line-tracking probes, an active buzzer as the horn and so on! Let’s drive your first smart car!

Characteristics


  • Rear-drive high speed motors featuring strong power.

  • Tiny structure with an arc shape featuring crashproof and confortable feel.

  • Only batteries and ultrasonic sensor need to be assembled featuring easy installation.

1.2. Pictures


../../_images/cutebot_01_01.jpg

1.3. Parameters


Items Parameter
Working Voltage 3.5V — 5V
Dimension 85.68mm X 85.34mm X 38.10mm
Buzzer Active buzzer connects to P0
Infrared Control Connect to P16
RGB Headlights 2 x RGB
Rainbow LED 2 x Neopixel connect to P15
Connection IIC Port(P19,P20)、Ultrasonic Port、P1、P2(GVS lead-out)
Motor Type GA12-N20 DC micro gear deceleration motor(300 RPM)
Ultrasonic Sensor Type HC-SR04(2cm-400cm Contactless distance detection, precision ±1.5mm)

1.4. Main Modules Introduction


Ultrasonic connection and micro:bit IIC port are placed in the front part of the Cutebot.

../../_images/cutebot_01_02.jpg


Two full color RGB lights controlled by the expansion board are placed on both side of the front part.

../../_images/cutebot_01_03.jpg


The on-board buzzer connecting to P0 port on the micro:bit can be alarmed by the bricks in Music

../../_images/cutebot_01_13.jpg


An expansion board for 3x AA batteries is placed in the right above part of the Cutebot.

../../_images/cutebot_01_04.jpg


The IIC port and P1,P2 IO connections are equipped in the battery expansion board.

../../_images/cutebot_01_05.jpg


The infrared probes connecting to P16 port of the micro:bit are placed on the tail part of the Cutebot.

../../_images/cutebot_01_06.jpg


The master switch are placed besides the infrared probes and with on/off status showing by the LED.

../../_images/cutebot_01_07.jpg


The two wheels on both side are driven by DC micro gear deceleration motors(300 RPM).

../../_images/cutebot_01_08.jpg


The two line-tracking probes connecting to P13&P14 on the micro:bit are used to detect the black line and its edges.

../../_images/cutebot_01_09.jpg


A universal wheel is placed in the front bottom of the Cutebot, an all-direction drive can be realized by the different speed of the left and right wheels.

../../_images/cutebot_01_10.jpg


The two full color Rainbow LEDs programmed by Neopixel connecting to P15 on the micro:bit are placed on both bottom side of the Cutebot and can be used as the clearance lamps or others.

../../_images/cutebot_01_11.jpg

1.5. Components list


  • 1 x Cutebot car

  • 1 x Battery Holder

  • 1 x HC-SR04 Ultrasonic Sensor

  • 1 x Line-tracking Map

  • 1 x Brochure

1.6. Files


1.7. FAQ