Tronixstuff has posted a tutorial explaining how to use the Parallax Ping sensor with Arduino. The Ping is an ultrasonic distance sensor from Parallax which retails or about $30. This segment is the latest in a series of Arduino tutorials posted by Tronixstuff.
Mouser built a key-less entry system using Ping))) and the Arduino. The Ping))) ultrasonic sensor is used to gauge user’s hand positions. By moving the hand at different positions, a code is entered that opens the door. He used the moving average filter to keep the system from taking measurements while the hand was in motion. Source code, schematic diagram, as […]
The #twatch has a simple ICMP (ping) server that shows if the #twatch is alive and kicking on your network, and how long it takes to respond. First, get the #twatch IP address from the LCD screen or the announcement packet. Next, start a ping client and ping the #twatch IP address. Windows has a […]