Arduino Vader “Force Grip” remote car (a.k.a. smartphone virtual wheel)

The 3-wheel car is built with the Makeblock Robot Starter Kit. (Plus some Legos for style.) It has a Bluetooth module. It is controlled by the phone’s gyros via Bluetooth. You drive it like a steering wheel with two hands, or like Darth Vader with one hand. 1. Code for the smartphone below. I saved […]

How to build a Makeblock Bluetooth/WiFi Cellbot car

Ingredients: – LG Optimus Dynamic – PC game controller (joystick) – pygame for joystick input – python script runs on PC to translate joystick input to movement commands – SL4A to send movement commands from PC to smartphone over WiFi – smartphone sends movement commands to Arduino via Bluetooth (also SL4A) – Arduino translates commands […]

Robot Kit – Day 7

Our new ultrasonic car + IR code seems to work well, even in the living room. You only wanted to switch to MAX SPEED to watch it go nuts: We made an interesting discovery: mama’s fuzzy bunny slippers are invisible to the ultrasonic sensor. I tried to demonstrate why by bouncing some balls off different […]