Cyntech raspberry pi b amp pi 2 gpio breakout boards cobbler split and paddle cyntech ctlpaddle40 01 the cyntech raspberry pi paddle breakout board has been designed for the raspberry pi b and uses spring loaded terminal blocks to attach signal wires to your pi all 40 of the pis gpio connector pins are carried to the breakout board which is marked with the signal names it is supplied complete and assembled ready for use the raspberry pi has very limited drive current on its gpio si