Compatible across all models
Last updated in 2018
Fairly popular
[DST] PADTEST
An app for testing PS1 Original/DualAnalog/DualShock 1 and PS2 DualShock 2 controllers
by jbit
Version: v1.0
Download [DST] PADTEST:
Description
Tests the digital and analog functions with a 0-255 scale.
To test vibration, hold ‘triangle’, then move the left joystick down for the strong motor (that seems to have 96 positions), or press up and down on the directional pad for the weak motor (that has 2 positions).
Full credit to jbit of ps2dev.org, and in #ps2dev on freenode.net, for making this useful program.