Quadstick FPS, User Manual

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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.
Input Name Description Delay
digital_in_5 Input Jack - Tip to Shield (SW1) instant
digital_in_6 Input Jack - Ring to Shield (SW2) instant
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.
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Illustration 7: Digital Input Connections for Two Switches
SW1 SW2
CPU
I/O 1
I/O 2
Tip
Ring
Shield
Input Jack