GameBuy
CONTROLLER LAB
Ready to connect
  • FAQ
  • English
Unsupported Browser Detected

This application requires the WebHID API to communicate with PlayStation controllers directly over USB.

Please use Google Chrome, Microsoft Edge, or Opera on PC, Mac, or Linux. Mobile browsers (iOS / Android) and Safari / Firefox are not supported.

● GAMEBUY HARDWARE LAB

PlayStation Calibration & Diagnostic Suite

Hardware-level analog stick center & circularity calibration, drift diagnosis, and live gamepad input testing directly in your browser. Powered by WebHID.

1
Connect USB Cable

Plug your controller into your computer using a data-capable USB cable. Keep internal battery connected & charged.

2
Grant WebHID Access

Click "Connect Controller" above and select your controller from the browser's device pairing list.

3
Calibrate & Test

Perform center recalibration, circularity tuning, or run full 10-point hardware button diagnostics.

Sony DualSense
DualSense Edge
DualShock 4
PlayStation VR2
Active WebHID Session

DualSense Wireless Controller

Real-Time Controller Inputs
Press buttons to test
Analog Calibration Suite
  • Use quick calibration
  • Use four-step calibration
  • Use normal mode
  • Use expert mode
Controller Diagnostic & Calibration Report
VERIFIED HARDWARE
PlayStation Controller • --
CONTROLLER SERIAL NUMBER HARDWARE ID
Reading...
System Parameters
GameBuy GameBuy Precision Diagnostics • Direct WebHID
TEST PASSED
Analog Stick Oscilloscope
LX 
+0.00
LY 
+0.00
RX 
+0.00
RY 
+0.00
Software & Firmware
Hardware & Board

Diagnostic controls and NVS non-volatile memory manipulation.

Debug Info
NVS Lock Status: Unknown
Memory Commands
Understanding Stick Drift: Hardware vs. Software

Physical stick drift is typically caused by worn potentiometer carbon tracks, debris, or weakened centering springs. Software calibration cannot mechanically fix worn hardware components.

This calibration utility is primarily designed to calibrate and align newly installed analog sticks (such as Hall Effect sensor replacements or new potentiometer modules) to factory centers and ranges.

Need Hardware Drift Fix or Hall-Effect Upgrades?

GameBuy installs high-precision Hall-Effect & TMR magnetic analog sticks that eliminate potentiometer drift permanently. Safe pickup & delivery across India.

Book a Repair WhatsApp
Last connected:
Unsaved changes will be lost when powered off.
GameBuy

One Stop Gaming Solutions for all Latest PlayStation and Xbox Games, Consoles & Precision Repair Bench.

Plot 7, Mansarovar Colony
Delhi Road, Near Sri Sai Hospital
Moradabad – 244001, Uttar Pradesh, India

Phone: +91 82182 68902
Email: support@gamebuy.in

Shop

  • PlayStation 5
  • PlayStation 4
  • Xbox Consoles
  • Nintendo Switch
  • Retro Consoles
  • Sell To Us

Service & Repairs

  • Hall-Effect Stick Upgrades
  • TMR Drift-Proof Upgrades
  • Controller Drift Repair
  • Repair Parts
  • Contact Support

Policies

  • About Us
  • Warranty Policy
  • Shipping Policy
  • Refund & Returns
  • Privacy Policy
© 2026 GameBuy by Endless Technologies. All rights reserved. GameBuy Controller Diagnostics & Calibration Suite