Bare Conductive Pi Cap TTY Data Stream Utility

Example TTY (terminal) data streaming code for the Bare Conductive Pi Cap. Streams touch and proximity data from the Pi Cap to stdout.

Requirements

• Requires python-dev (apt-get install python-dev)
• Requires WiringPi (apt-get install wiringpi)
• Requires Bare Conductive's MPR121 libary for WiringPi

Install / Build

• You should install this code as part of the Pi Cap Raspbian package: sudo apt-get install picap
• However, if you are doing this yourself, clone the repository and follow the usage instructions.

Usage

python datastream-tty

N.B. must be run as root

Output message formatting

TOUCH:		electrode touch values (0 not touched, 1 touched)
TTHS:		electrode touch thresholds (0..255)
RTHS:		electrode release thresholds (0..255)
FDAT:		electrode filtered data (0..1023)
BVAL:		electrode baseline values (0..1023)
DIFF:		BVAL - FDAT (0..1023)