Lip Sensor Jack with Two Switches
The Lip jack on the back of the Quadstick is a 3mm stereo connector with the two input circuits
(Tip & Ring) and Shield (or Ground). Two switches may be connected using the following
circuit.
SW1
Illustration 7: Digital Input Connections for Two Switches
Input Name
digital_in_5
digital_in_6
Table 4: External Digital Inputs 5 & 6
When using two Switches in this manner, the lip sensor is inoperative.
Summary
The goal of the Quadstick is to be able to extract as much information as possible using the
mouth, lips, and external sensors, to take advantage of any inputs the user can actuate.
SW2
Description
Input Jack - Tip to Shield (SW1)
Input Jack - Ring to Shield (SW2)
Input Jack
Tip
I/O 1
Ring
I/O 2
Shield
CPU
Delay
instant
instant
24