Difference between revisions of "BPI Q-Car kit"

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(GPIO PIN define)
Line 77: Line 77:
|RGB|| P16
|RGB|| P16
|I2C|| (Address:0x5F)
|I2C|| (Address:0x40)
|Wheel(Left)|| I2C(LED0 LED1)
|Wheel(Left)|| I2C(LED0 LED1)

Revision as of 02:05, 12 April 2021


BPI Q-Car with micro:bit
BPI Q-Car with BPI-Bit
BPI-QCar with BPI-AI board
BPI-Bit for STEAM education
BPI-AI Kendryte K210 RISC-V
BPI-UNO32 with ESP32 design

Banana PI BPI Q-Car,which is a robot focusing on maker education.Compatible with Web:Bit(BPI: Bit) and Micro:Bit development boards.Small car body, highly integrated functions, plug and play, can quickly children's attention, complete the quick start of graphics programming, cultivate independent thinking and logical thinking ability

Main function

  • Ultrasonic ranging sensor
  • Tracking sensor
  • Infrared transmitter and receiver
  • buzzer
  • 10 programmable atmosphere lights
  • A pair of wheels and speed sensors under your control!

Key Features

  • support Micro:bit, PBI:bit(Web:bit) and BPI-AI(WEB:AI) boards
  • support Makecode graphical programming(with micro:bit),support Webduino graphical programming(with BPI:bit),and it also support MicroPython arduino(Micro:bit/BPI:bit)
  • Compact body, strong integrity
  • N20 Miniature reducer
  • Infrared emission, infrared reception, line patrol, speed measurement, atmosphere lamp, I2C interface (support 3.3V and 5V), ultrasonic interface, buzzer, steering gear interface, needle row expansion port, expansion screw hole, etc...Fully functional, strong expansibility
  • Easy to use it.


Getting Started with BPI-QCar


Hardware interface

Q-Car IO Front.png

Q-Car IO Back.png

Hardware spec

  • supply voltage:3.6V~3.7V DC(3.6V~3.7V lithium battery)
  • Infrared line patrol sensor(high/low-level)×2 (P1 P2)
  • buzzer×1 (P0)
  • infrared emission×1 (P8)
  • infrared receiver(NEC encode)×1 (P15)
  • RGB ambient lighting(Full color 16 million colors)×10 (P16)
  • SR04、SR04P Ultrasonic interface(5V)×1 (Trig:P12 Echo:P14)
  • I2C interface(3.3V/5V切换)×1
  • Special interface for steering gear ×4 (S5 S6 S7 S8)
  • IO extend port ×2 (P3 P4 P9 P10)
  • N20 Metal reduction motor×2 (S5 S6 S7 S8)
  • Motor reduction ratio:1:100
  • Maximum motor speed:133 revolutions per minute
  • Motor drive mode:PWM motor drive
  • Protection cover and expansion M3 screw hole×6
  • Programming mode:makecode、Mind+,Webduino、MicroPython,Arduino
  • size:9.77mm×12.09mm×1.23mm(not include micro:bit and BPI:bit board high)
  • weight:125.5g(not include micro:bit/BPI:bit Motherboard and peripheral accessories)

GPIO PIN define

IO Define of Banana pi Q-Car
Function Web:Bit GPIO
IR-Receive P15
IR-Emission P8
I2C (Address:0x40)
Wheel(Left) I2C(LED0 LED1)
Wheel(Right) I2C(LED2 LED3)
Line Following(Left) P2
Line Following(Right) P1
Speed Detection(Left) P11
Speed Detection(Right) P5

Product standard list

  • 1、Car board(The factory has installed the motor and supporting wheel)×1
  • 2、wheel×2
  • 3、copper cylinder×4
  • 4、screw×4
  • 5、Acrylic cover plate×1
  • 6、double faced adhesive tape×1


referenced document

Code on github

BPI:bit for arduino code: https://github.com/BPI-STEAM/BPI-BIT-Arduino

BPI-Qcar arduino code : https://github.com/BPI-STEAM/Q-Car

BPI-QCar code demo and doc: https://github.com/Wind-stormger

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