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Freenove ESP32 User Manual

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G#100#\n
The camera works fine, not need to process.
G#101#\n
The camera is malfunctioned, prompting via Toast.
If the camera is faulty, the robot will periodically send reminders to the app, and the app will send a prompt
to the user after receiving the message.
ACTION_ULTRASONIC
Once the obstacle avoidance mode is turned ON, the robot will actively send the current distance measured
by the ultrasonic wave to the app and the app needs to parse this command.
The App can also actively send this command for the robot dog to print out the distance measured by the
ultrasonic wave through the serial port. Note that the command does not contain parameters, and there is
currently no Action.
App command
Action
H#\n
The robot obtains the distance measured by the ultrasonic module
once, and prints it out through serial port.
Robot command
Action
H#dist#\n
“dist refers to the distance measured by the ultrasonic module
H#101#\n
The current measured distance is 101 cm.
ACTION_GET_VOLTAGE
The robot actively sends the current voltage value and battery percentage to the app every 3 seconds without
the need of the app to inquire.
The unit of voltage is mV.
Robot command
Action
I#voltage#percent#\n
“voltage refers to the current voltage of the batteries, and
“percent” is the battery percentage.
I#8400#100%\nI
The current voltage is 8400mV, 100%.
ACTION_CALIBRATE
Calibrate the robot. This command must contain only five parameters.
Parameters
Action
J#legn#SSC#x#y#z#\n
Legn
Leg number, numbered counterclockwise from left front to right
front, 0,1,2,3
SSelect
SSet
CConfirm
1: Set the position of the legs without overlaying calibration
information.
2: Confirm the calibration information.
3: Select one leg to calibrate.
xyz
They refer to the coordinates of the tiptoe of the robot dog, with
the calibration point as the relative value of the origin. If the leg
does not need calibration, then it is 0 0 0.
Examples:
App command
Action

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Freenove ESP32 Specifications

General IconGeneral
BrandFreenove
ModelESP32
CategoryComputer Hardware
LanguageEnglish

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