Why after installing the PenMount USB driver on Linux, touch and calibration works normally, the cursor is not accurate during touch input? - FAQs | Manufacturer of Resistive | PCAP Touch Screen | PenMount Touch Screen Controller - AMT

The reason that touch input continues to function after unplugging and reconnecting the PenMount USB device or switching USB ports, is because the Linux inbox HID driver is driving the PenMount USB device and not the PenMount driver. Therefore, touch input is inaccurate and PenMount calibration cannot be used. Linux only began completely supporting hot plugging and hot swapping after X window version 1.5. If this Linux version is paired with PenMount Linux driver V3.6.1. or later, hot plugging and hot swapping will be supported. If you face some problems with the calibration function, please install PenMount Ubuntu 10.04 driver V3.0.2, it fixes calibration issues. Certified resistive, projected capacitive (PCAP) touch screens and PenMount touch screen controllers meeting international standards, ISO, UL E331240-A1-UL, REACH, and RoHS. All touch screen products are supplied with flexible production quantity and long term support.

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Why after installing the PenMount USB driver on Linux, touch and calibration works normally, the cursor is not accurate during touch input?

AMT provides touch screen solutions, touch displays, optical bonding, ePaper display solutions, and Open Frame monitors for industrial, medical and transportation markets, creating a convenient one-stop service.

Why after installing the PenMount USB driver on Linux, touch and calibration works normally, the cursor is not accurate during touch input?

The reason that touch input continues to function after unplugging and reconnecting the PenMount USB device or switching USB ports, is because the Linux inbox HID driver is driving the PenMount USB device and not the PenMount driver. Therefore, touch input is inaccurate and PenMount calibration cannot be used. Linux only began completely supporting hot plugging and hot swapping after X window version 1.5. If this Linux version is paired with PenMount Linux driver V3.6.1. or later, hot plugging and hot swapping will be supported. If you face some problems with the calibration function, please install PenMount Ubuntu 10.04 driver V3.0.2, it fixes calibration issues.

Resistive | PCAP Touch Screen | PenMount Touch Screen Controller Manufacturing - AMT

Apex Material Technology Corporation (AMT), Taiwan, since 1998, is a manufacturer of resistive and projected capacitive (PCAP) touch screens, and PenMount touch screen controllers. Main products, including open frame touch screen monitor, optical bonding service, solutions for touch screen display, projected capacitive touch screen and resistive touch screen. Touch screen products and solutions particularly for industrial, medical, outdoor, public commercial and transportation applications.

Certified (ISO, UL, REACH, and RoHS) resistive, projected capacitive (PCAP) touch screens and PenMount touch screen controllers meeting international standards. All touch screen products are supplied with flexible production quantity and long term support.

AMT has been offering customers high-quality resistive and projected capacitive (PCAP) touch screens, and PenMount touch screen controllers, both with advanced technology and 20 years of experience, AMT ensures each customer's demands are met.

AMT is a manufacturer of touch displays, optical bonding, ePaper display solutions, open frame monitors, touch screens, and touch screen controllers for the industrial, medical, and commercial sectors.

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Mission & Vision

AMT is dedicated to quality. AMT's unique value lies in its ability to fulfill the diverse needs of customers.

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Environmental & Energy Policy

AMT is committed to environmental conservation and the perpetuation of green energy.

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Quality Certification

AMT has obtained ISO 9001: 2015, ISO 13485: 2016, ISO 14001: 2015, ISO 45001:2018, UL, REACH, and RoHS certifications.