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【Training Camp】Bionic Robot Dog--A Walking Cleaning Dog

Overview

Product introduction: Developed based on the OpenHarmony open source Hongmeng system. The chip used is hi3861, which supports 16-channel servo control, GPIO, ADC, PWM and other operations.

Application scenarios: Can control robot dogs, small spiders, servos, gimbals, robotic arms and other products, supporting up to 16 channels of servos

Chip solution: multi-channel steering gear control board based on HiSilicon Hi3861 chip and PCA9685

Officially provided documentation, firmware and related information:

Link: https://pan.baidu.com/s/1OztwrWfjke83tJw3oP9gRQ

Extraction code: qu2s

Production process teaching: Follow the official EDA account on Station B. In addition to the teaching videos of this event, you can also see the teaching videos of previous events.

The teaching video link for this event: https://www.bilibili.com/video/BV1RU4y1D75p?spm_id_from=333.999.0.0

Official project case link:

Mechanical dog: ohosdog - Jialichuang EDA open source hardware platform (oshwhub.com)

Chuanzhi Education website used when installing the servo (you must first connect to the WiFi of the HI3861 chip to perform this step): 192.168.10.1

Working voltage: 7.4V~ 12V

Hardware interface: All are cheap DuPont wires.

Double-layer board design single-sided layout

Total material cost of the complete set: 145 yuan

pcb: Jialichuang free prototyping

Components: about 50 yuan,

8 servos (5.7 yuan each for a certain treasure) + PCA9685 (more than 10 yuan for a certain treasure): 65 yuan

Dog body structure: dish soap bottle (0 yuan)

15 ice cream sticks (ice cream sticks that the children have finished eating. Just collect them casually) (0 yuan)

Others: Some M2.5 screws, anti-slip nuts and self-tapping screws, about 10 yuan. Two 18650 lithium batteries: 9 yuan. 18650 battery box 1 yuan 1

Minus Lichuang 80 volumes.

Thank you for the training camp organized by Lichuang Chuanzhi. Even if you don’t have a ticket, you still have to participate.

Design Files

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It is your responsibility to test the circuit yourself and determine its suitability for you. EEWorld will not be liable for direct, indirect, special, incidental, consequential or punitive damages arising from any cause or anything connected to any reference design used.

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Update:2025-05-15 04:14:49

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