Jy-mcu
Content will be added here in the next few days. this is a bt adapter that is used on some reprap with bt connection.
Bluetooth is a wireless technology used for short range communications. Bluetooth has protocols that allow it to mimic serial communications and this makes it perfect for use with arduino, and on a ramps board for 3d printing software controls such as pronterface, and repetier host.
here is a video of it working on a reprap.
http://www.youtube.com/watch?v=eZO8BniV1xI&lc=ShtOIYGwn4AhHoBuM1LTSm9Suhi8WjYiwIZM74MbKF0
here is a program i made that runs on arduino ide and automatically detects baud rate and sets up device. bt_magic.ino for arduino runs on version 1 of arduino ide. also serial monitor needs to be at 57600 and set to no line ending. cr and line need to be disabled for serial monitor.
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enjoy!. questions or comments or feedback contact me on the forum. thanks!