Hid Vid-1ea7 Amp-pid-0066 Amp-rev-0200 Amp-mi-00 -

sudo evtest Look for “1ea7:0066”. If not present, reload usbhid :

| Component | Meaning | Typical Value | |-----------|---------|----------------| | hid | Human Interface Device – a class of USB devices (keyboards, mice, touchpads, game controllers, barcode scanners) | Standard USB class | | vid-1ea7 | Vendor ID (VID) = 1ea7 (hexadecimal). Assigned by USB-IF to a specific manufacturer. | 1ea7 belongs to or related OEM. | | pid-0066 | Product ID (PID) = 0066 (hex). Each product model from that vendor gets a unique PID. | 0066 often points to a gamepad, controller, or multimedia keypad . | | rev-0200 | Revision number (firmware/hardware version) = 2.00 | Indicates firmware revision 2.0. | | mi-00 | Multiple Interface (MI) number = 00 | Means this is the first interface (0) of a composite USB device. | hid vid-1ea7 amp-pid-0066 amp-rev-0200 amp-mi-00

sudo modprobe -r usbhid && sudo modprobe usbhid Generally recognized as a “Generic Gamepad”. Use Enjoyable or Gamepad Companion for mapping. If not recognized, reset NVRAM (Intel Macs) or check USB-C adapter compatibility (for M1/M2). 10. Conclusion: Demystifying hid vid-1ea7 amp-pid-0066 amp-rev-0200 amp-mi-00 This long string is nothing but a technical fingerprint of a generic USB gamepad from Shenzhen E-Yozz, revision 2.0, using its first input interface. While seeing it in logs might feel alarming, it rarely indicates a serious problem. Most issues are solved by reinstalling the default HID game controller driver, adjusting power settings, or resetting the device. sudo evtest Look for “1ea7:0066”

If you find this article while debugging a “Device descriptor request failed” error, know that the problem is likely USB host controller drivers, not the device itself. Try a different PC to confirm. | 1ea7 belongs to or related OEM

If you’ve landed on this page, you’ve likely found a cryptic entry in your Windows Device Manager, USB log viewer, or a driver installation failure report. The string hid vid-1ea7 amp-pid-0066 amp-rev-0200 amp-mi-00 looks intimidating, but it is entirely decipherable. This article breaks down every segment, identifies the likely hardware, and provides step-by-step solutions for driver issues, recognition failures, and performance problems. 1. What Is This String? A Technical Deconstruction Let’s dissect the keyword into its functional parts: