zalophusdokdo/ex-robot-esp

ESP8266 Self Balancing Robot

eX-Robot

ESP8266 Self Balancing Robot

Self Balancing Robot (eX-Robot, B-Robot, Roverbot, ...

• 1 https://youtu.be/yUEGPzcLrT0
• 2 https://youtu.be/GBzCG3s8HUw
• 3 https://youtu.be/doZN54FWyQQ
• 4 https://youtu.be/MALJrZCLNYo
• 5 https://youtu.be/9zdlfkKI_mE
• 6 https://youtu.be/HBjeSd7bPsw
• 7 https://youtu.be/UA2rX-h0y3c

Features:

• Arduino IDE (ESP8266 ESP-12E/F)
• Support SoftAP and Station mode
• Support OTA (at Local network)
• Support mDNS (at Local network)
• TouchOSC UDP control

Fuctions:

• mDNS
• WiFi Manager
• TouchOSC UDP control

BOM

• 1 x ESP8266 Witty Cloud or WeMos D1 mini (eX-Robot)
• 1 x GY-521 (MPU6050)
• 2 x A4988 Step Motor Drive
• 1 x LM1117-5.0 5,0V 1A Regulator
• 1 x LM1117-3,3 3,3V 1A Regulator
• 6 x 100uF 25V Capacitor
• 4 x 0.1uF Capacitor
• 1 x 220KOhm Resistor
• 1 x 100KOhm Resistor
• 4 x 10KOhm Resistor
• 7 x 8P Female Pin Header Connector 2.54mm Pitch
• 3 x 4P Male Pin Header Connector 2.54mm Pitch
• 2 x 3P Male Pin Header Connector 2.54mm Pitch
• 3 x 2P Male Pin Header Connector 2.54mm Pitch
• 1 x 2EDGK 5.08mm 2P Plug-in terminal connectors set
• 1 x Right Angle SPDT 4 Pin On-On I/O Boat Rocker Switch
• 2 x NEMA 17 - Phase: 4, Step Angle: 1.8 Deg/Step, Holding Torque: 2.6Kg.cm
• 1 x SG90 Metal Servo or Standard Servo (Option)

Power Requirements:

8.4VDC ~ 12 VDC

Battery:

2 x 18650 Litum Ion Battery

Configuring the upload environment

How to configure standard Arduino IDE to use as Arduino ESP8266 IDE.

First download Arduino IDE and install it on computer.

IMPORTANT: Download old version Arduino IDE Version 1.8.1. (Tested Version 1.8.9 and Version 1.8.13)

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Open Arduino IDE and go to File - Preferences.

Enter http://arduino.esp8266.com/stable/package_esp8266com_index.json under Adittional boards manager.

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Select Boards Manager in Tools - Board

Find ESP8266 and press Install

IMPORTANT: Download old version esp8266 by ESP8266 Community Version 2.3.0.

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IMPORTANT: Additional Libraries

go to Sketch - Include Library - Manage Libraries

Find and Install

• WiFiManager by tzapu,tablatronix Version 0.15.0

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After install select ESP9266 board.

• Board: NodeMCU 1.0 (ESP-12E Module)
• Upload Speed: "115200"
• CPU Frequency: "80 MHz"
• Flash Size: "4M (3M SPIFFS)"
• Port: COM??

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Schematic is available here:

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3D Parts:

• Pinshape : https://pinshape.com/items/49151-3d-printed-profileblock%E2%84%A2-balancing-robot-diy-robot-platform
• Thingiverse : https://www.thingiverse.com/thing:2269502

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Design History: