Robot Building Questions

Hacking RF Transmitter Of A Child’S Ride On Car

I am wanting modify a RF remote control of child’s ride on toy car  to be send the control instructions from a ARC script. Before I start I want to know has anyone has done it and has any tips?

What AI/Chat Capabilities Are Functional Offline?

Hello, I'm working on an android that will be used at Burning Man.  Since this event is in the middle of nowhere and there is virtually no cell signal available, I'm trying to design it with capabilities that do not require an internet connection.  I know most AI features will not be functional, but what IS available? Will the pandorabot I'm...

Converting EZ-Robot Listed Stall Torque To Oz-In

I feel kinda like a moron here. I'm having trouble understanding how to convert the stall torque listed on the EZ-Robot product page for their large HDD servos into oz-in. Here's the stat they list: Stall torque: 190.20kgcm (7.4v) . Can someone point me to a calcaulator where I can figure this out? What am I converting from when it states kg.cm? is...

What Kind Of Sensor Do I Need

I want to put a sensor on a robot to keep it from running off the table or down a flight of stairs. Something that can sense the drop off. What do I need for this? is there a way to configure an Ultrasonic sensor to do this? Thanks

Shaking JD Humanoid Head

Hello, I have JD humanoid robot, and recently its head started shaking a lot when it moves his head. when i manually move it a little bit it stops shake. but it happens quite a lot... what can I do ? thank you, Orit

Camera Works But No Servo Movement

We assembled the jd robot exactly as in the instructions, including servo alignment. When we turn it on, the camera works but there is no servo twitch. No actions from the app are executed. How can we figure out what is wrong?

Ezb 4 Controller Connection

To whom it may concern I would like to know why do my ezb 4 restart when I'm testing my smart servos? I have smart digital servos and Dymanixel servos, but it's the regular digital servos I'm testing 1st. My Dymanixel servos are connected to a 3pin hub which is on port 5 and 6 hooked up. The digital servos are plugged in the ezb 4 thank you, Mike.

Scripting Multiple Robot Actions One After Another

I'm currently using Script Manager to run multiple scripts in sequence. I know that ControlCommand is non-blocking by default but is there a way to wait for a script to finish before executing the next? The idea is to basically wait for each robot to finish asking/answering/doing something before moving on. I've mostly been using...