Jdm 055 Schematic

Each thumbstick is a pair of 10kΩ potentiometers (one for X-axis, one for Y-axis). The JDM-055 schematic shows a unique low-pass filter design:

If you’re determined, buy a dead JDM-055 for $10 and: Jdm 055 Schematic

The brain of the JDM-055 is a custom Sony ASIC. The schematic shows: Each thumbstick is a pair of 10kΩ potentiometers

Any ground spot on the PCB can be used for the common button connection. Jdm 055 Schematic