Keyestudio 4WD Manual page 324

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(2)Parameters:
 Operating Voltage: 3.3-5V（DC）
 Interface: 3PIN
 Output Signal: Digital signal
 Receiving Angle: 90 degrees
 Frequency: 38khz
 Receiving Distance: about 5m
(3)Experimental Preparation：
 Insert micro:bit board into slot of keyestudio 4WD Mecanum Robot Car
 Place batteries into battery holder
 Dial power switch to ON end
 Connect micro:bit to computer by USB cable
 Open online Makecode editor
Import Hex profile (How to import?)
blocks step by step(add MecanumRobot extension library first)
(How to add MecanumRobot extension?)
(4)Test Code:
File Type
, or click"New Project"and drag
Path File Name
324