Neopixel Ring icon Neopixel Ring ARC UI for onboard computers to control NeoPixel rings via serial: test/run patterns, preview and copy Arduino serial commands, includes sample code. Try it →

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Remote control robots or add telepresence capabilities with Exosphere
ArduinoComs by ShadowStudios
Featured
Arduinocoms

EZB v4-Arduino I2C bridge for ARC: supports custom C# code and reads gamepad or Wii controller inputs for robot control

Project Grim Reaper by LJ
Featured
Robot By LJ

Build a Grim Reaper Halloween prop with EZ-B v3, servos, ping sensor and LEDs to animate jaw and eyes-hands-on STEM fun for kids

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blog
When A Servo Says 'Maybe': Uncertainty As A Feature, Not A Bug

When A Servo Says 'Maybe': Uncertainty As A Feature, Not A Bug

Robots that admit "I don’t know" can be safer, easier to build, and oddly charming....
question
Servo Ramping Options In ARC

Servo Ramping Options In ARC

I use the Auto Position robot skill. What is the best way in ARC to ramp a hobby servo up to speed and ramp it down to a stop? I vaguely remember a servo ramping...
Servo
PWM Servo Ramping
By Synthiam Inc.

PWM Servo Ramping v1

Smoothly ramps PWM servos on EZB D0-D23 via Vx-to-Dx mapping for natural, gradual motion without snapping.
blog
Politeness Is A PWM Signal: Why The Best Robots Move Slowly On Purpose

Politeness Is A PWM Signal: Why The Best Robots Move Slowly On Purpose

Fast robots impress. Slow robots get invited back. Why deliberate motion-down to...
question
Digitalwritefast And Arduino Sketch

Digitalwritefast And Arduino Sketch

Hi @Athena, I have a question about the Arduino library "digitalWriteFast.h". Below is an Arduino sketch I would like to use that library...
robot
Fxrtst's Mecha Morphix Robot Platform

Fxrtst's Mecha Morphix Robot Platform

Build and program the Mecha Morphix robot head ALAN with hours of 3D printing, assembly, wiring and coding tutorials plus BOM and modular parts.
robot
Fxrtst's Introducing Alan

Fxrtst's Introducing Alan

Build Alan interactive android head: modular, 3D-printed animatronic kit with 2025 video courseware, BOM links, EZB-compatible and upgradeable.
question
UART Byte Array Communication Explained

UART Byte Array Communication Explained

Hi @Athena, I'm asking about the best way to communicate via UART between an EZB4 (JavaScript running on the EZB) and an Arduino Mega (C++)....
general
EZ-Inmoov Hand Parts Questions

EZ-Inmoov Hand Parts Questions

Building the EZ-InMoov hand - two questions Sorry if this isn't the right place to ask; the "Ask a Question" page wasn't working for me. A bit of...
blog
Autographs In Air: Why Robots Should Sign Their Moves

Autographs In Air: Why Robots Should Sign Their Moves

Robots don’t just move-they leave stories in space. What happens when a machine’s path becomes its signature, and...
question
Set Servo Angle In Blockly

Set Servo Angle In Blockly

Hi - I'm looking for a Blockly block/function in Synthiam ARC that will move a servo to a specific position (set angle). Any help appreciated? For context: I'm using...
general
Inmoov Head Fiber Optics Question

Inmoov Head Fiber Optics Question

I see you designed a nice InMoov head with full movement, and I'm printing one now. Are the fiber optics included with the design, or do they need to be...