Reference Projects

Thesycon commands expertise in several areas surrounding the development of device drivers and firmware. Below, we give a selection of the projects that have benefited from our expertise. Each item listed below refers to development work that Thesycon successfully completed either under contract to a client company or as product development. In many cases we worked together with partner companies responsible for hardware design.

Download Reference Project List

USB Drivers

Universal USB Device Driver for Windows

Design and implementation of a generic WDM device driver for USB 1.1, USB 2.0 and USB 3.0 devices
Programming interface for use by C/C++, C# .net or Java applications
For Windows 10 and 11

TL-USBCOM Driver for Windows

CDC/ACM (communication device class, subclass abstract control model) device driver
Virtual COM port emulation
For Windows 10 and 11

USB CDC/ECM Class Driver for Windows

CDC/ECM (communication device class, subclass Ethernet control model) device driver
NDIS Ethernet adapter emulation
For Windows 10 and 11

USB CDC/NCM Class Driver for Windows

CDC/NCM (communication device class, subclass network control model) device driver
NDIS Ethernet adapter emulation
For Windows 10 and 11

USB CDC/NCM Class Driver for Mac OS X

CDC/NCM (communication device class, subclass network control model) device driver
For Mac OS X 10.6 and later

USB CDC/ACM Class Driver for Windows

CDC/ACM (communication device class, subclass abstract control model) device driver
Virtual COM port emulation
For Windows 7, 8, and 8.1 (32 and 64 bit)

Device Driver for USB Camera Devices

Device driver and API for a family of USB cameras

USB Audio Class 2.0 Driver for Windows

Audio class 2.0 compliant high-speed isochronous audio streaming
Windows WDM audio interface, DirectX
ASIO 2.2 interface
For Windows 10 and 11: see also the Professional Audio section below.

USB Audio Class 2.0 Driver for Mac OS X

Audio class 2.0 compliant high-speed isochronous audio streaming
Apple Core Audio interface
For Mac OS 10.6 and later, see also the Professional Audio section below.

USB Driver Suite for 2G and 3G GSM Phones

CDC/ACM and WMC, OBEX drivers with virtual COM port interface
USB Multi-Interface (composite) driver
RNDIS driver for Ethernet emulation
Support for GSM, GPRS, EDGE, UMTS, HSDPA/HSUPA
For Windows XP, Windows Vista, Windows 7, Windows 8

Windows Driver for USB Smart Card Reader

WDM-compliant Windows device driver for smart card reader device with high-speed USB interface
Driver-integrated T0/T1 protocol implementation, compliant to ISO/IEC 7816-3, ISO/IEC 7816-4, ISO/IEC 14443-3, ISO/IEC 14443-4 (Contactless integrated circuit(s) cards, Proximity cards)
Interoperability Specification for ICCs and Personal Computer Systems
Specification of the SIM - ME interface (GSM 11.11)

Power Line Modem with USB Interface

Windows device driver for a USB-based power line modem

High-Speed USB Data Capture

Device drivers and firmware for various USB-based high-speed data capture applications, e.g. for measuring devices and medical devices

Device Driver for USB-based Touch Screen

WDM-compliant Windows kernel-mode device driver for touch screen with USB interface

Selective USB Device Filtering

WDM-compliant Windows filter driver that blocks non- authorized USB devices
Flexible and configurable filtering based on VID, PID, serial number etc.

USB Programming Interface for Java

Device drivers and JNI libraries for Windows and Linux to create a USB programming interface for Java applications

USB Device Drivers for Linux

Kernel-mode drivers for various USB devices
Compatible with Linux kernel 2.4 and 2.6 series
Various user mode driver libraries

USB Drivers for Apple MacOS-X

Various USB device drivers for Mac OS 10.5 and later
USB audio drivers with high-speed isochronous streaming

High-Speed USB Interface for Scanner

Firmware for Cypress FX-2 microcontroller
Windows device driver and API

Embedded USB

Embedded USB Device Firmware Stack

Design and implementation of a modular and portable device firmware stack
Operating system independent
USB 2.0 full and high speed support
Various device classes: CDC/ACM, Mass Storage, CDC/ECM, CDC/NCM, RNDIS, HID, Audio 1.0, Audio 2.0, MIDI 1.0, CCID
Supported microcontrollers:Atmel, NXP, Infineon, ST Microelecronics, Texas Instruments, Xilinx, Renesas, Spansion

Embedded USB Host Firmware Stack

Design and implementation of a modular and portable host firmware stack for OHCI/EHCI
Operating system independent
Support for external USB hubs
Class driver support: Mass Storage, Printer, HID, CDC/ACM
Supported microcontrollers: Atmel, NXP, Xilinx, Spansion

Embedded Printer Driver

Driver for page and label printers with USB interface
Based on embedded USB host stack
Printing via PCL3 and ESC/Pos

USB Bootloader for Embedded Systems

USB-based bootloader, persistent in FLASH
DFU class compliant protocol
Windows device driver and API DLL
Mac OS X firmware downloader
Convenient integration into applications and scripts

USB Device-to-Device Adapter

Adds USB device functionality to Linux or Windows system with USB host
Emulation of various device classes
Endpoint data transfer via private API

USB Firmware and PC API for Sensor Device

HID compliant USB interface for sensor chip
PC API and demo application for data visualization

USB Firmware for Medical Device

RTOS-based firmware framework for battery-powered data recorder
Drivers for continuous data sampling
USB mass storage device functionality

USB Device with Automatic Driver Installation

USB device with integrated CD-COM emulation
Automatic driver installation from built-in CD-ROM
Driver uninstallation via Windows Control Panel
Supports Windows XP to Windows 8 (32 and 64 bit)

USB to Parallel Port Converter Device

Design and implementation of an IEEE 1284 parallel port to USB adapter with application-specific protocol implementation in the device
Firmware for 32-bit ARM-based MCU
Windows device driver, WHQL certification, driver installer, factory test support tools

USB HID Device with Integrated CD-ROM Emulation

HID device for Windows installation without administrator privileges
Integrated CD-ROM emulation for automatic application launch based on Windows autorun
ISO image stored in device-internal FLASH memory
ISO image update through HID commands

Firmware for High-end USB Microphone

USB Audio 1.0 class compliant firmware
PCM audio streaming via I2S
HID composite device for private control

IEEE 1394 (FireWire)

IEEE 1394 Bus Driver for Windows

Design and implementation of an alternative IEEE1394 bus driver for Windows 2000/XP/Vista/7/8
Compatible with Windows in-box bus driver
Full IEEE 1394a and IEEE 1394b support
OHCI 1.0, 1.1 and 1.1+ compliant
Robust design targeting industrial applications

Universal IEEE 1394 Device Driver for Windows

Design and implementation of a generic WDM- compliant device driver for IEEE1394 devices
Programming interface for use by Win32 applications
Supports Windows XP, Windows Vista, Windows 7, Windows 8:

IP over IEEE 1394 Device Driver for Windows

Design and implementation of a driver that implements the IPover1394 standard (RFC 2734).
IP packet transport over IEEE 1394a and IEEE 1394b
Ethernet adapter emulation

IEEE1394-based Frame Grabber Device

Design, Documentation and implementation of the 1394-based communication protocol, including isochronous streaming (similar to IEC 61883)
Firmware on Nexperia processor including PCI device driver for 1394 OHCI controller
Drivers for various busses: I2C, SPI, JTAG, GPIO
Windows device driver and application programming interface (API) library

IEEE 1394 Driver Stack for Windows NT 4

Design and implementation of a 1394 OHCI driver stack for Windows NT 4.0

Programming Interface for IEEE 1394 Cameras

Design, implementation and documentation of a C++ library that provides a flexible programming interface for various kinds of IEEE 1394-based camera devices

IEEE1394-based Isochronous A/V Streaming

IEC 61883-6 compliant audio stream transmission via an IEEE 1394 isochronous channel
Audio streaming server that provides IEC 61883-6 compliant streams to client applications
IEC 61883-4 compliant transmission of MPEG-2 transport streams via IEEE 1394 isochronous mode

ASIO/WDM Drivers for Professional Audio Devices with IEEE 1394 Interface

See Professional Audio section below.

Professional Audio

ASIO/WDM USB Driver for Windows

Device driver for a family of professional audio devices with USB 2.0 high-speed interface
Low-latency isochronous streaming and MIDI
Supports ASIO 2.0, DirectX/WDM audio, Kernel Streaming (KS) including MIDI and GSIF
Supports Windows XP 32 bit and Windows 7, 8, 8.1 and 10 (32-bit and 64-bit)
http://www.thesycon.de/usbaudio

USB Audio Driver for Mac OS X

Device driver for a family of professional audio devices with USB 2.0 high-speed interface
Low-latency isochronous streaming
Supports Apple Core Audio
Supports Mac OS X 10.6 and later

Audio Device Driver for High-end PCIe Card

Windows and Mac driver for PCIe plugin card
Multi-channel, low latency

USB 2.0 Interface for Pro-Audio Devices

Design and implementation of driver and firmware for a universal USB audio interface with up to 16x16 channels I2S, SPDIF and MIDI
Supports ASIO 2.2, WDM Kernel Streaming (KS)
Drivers for Windows XP/Vista, XP/Vista x64
Drivers for Mac OS X 10.4 and 10.5 Core Audio

Sound Device Emulation on Windows

Software-only driver for device emulation
PCM audio streaming through private driver API
Dynamic creation/deletion of sound devices
Supports Windows XP to Windows 8 (32 and 64 bit)

ASIO/WDM IEEE1394 Driver for Windows

Device driver for a large set of professional audio devices with FireWire interface
Low-latency isochronous streaming according to the following standards: IEC 61883, IEC 61883-6, IEC 60958-1, IEC 60958-3, IEC 61937-5
Connection management and AV/C controller according to 1394 TA specifications
Supports ASIO 2.0, WDM/DirectX, GSIF
Supports multi-device setups and synch management
Windows XP, Vista and XP, Vista x64 (64 bit)

ASIO Driver for IEEE1394 Audio Controller

Windows ASIO 2.2 driver for 1394 audio device
IEC 61883-6 compliant audio streaming
Private MIDI and control protocol

FireWire-based PC-to-PC Audio Streaming

Windows driver with ASIO 2.0 interface
PC audio streaming network based on standard IEEE 1394 adapters

Up to 128 channels audio streaming from multiple slave PC systems to one master PC

WLAN-based Audio Streaming

Windows Kernel Streaming (KS) driver and service to transfer an audio playback stream over Wireless LAN to an external device
Device control via Universal Plug and Play (UPnP)

Application Development

Device Status Monitor for Apple iOS

Design and implementation of an App for iOS
Displays current device status
Communication via WLAN and TCP/IP

Application for Mobile Data Recording

GUI application for Windows CE on handheld PC
Wireless communication with probe via ANT
Data recording, viewing, export
Used in mining and field exploration

Device Driver Installation

Windows Device Driver Installation

Thesycon created driver setup wizards for numerous projects.

USB Device Driver Installer for Mobile Phones

Complex installer that handles all Windows versions including 64-bit systems and supports a large set of different mobile USB devices and drivers
Support for silent (non-interactive) mode
Auto-run support and various user interface options
External customization

DVB-S and DVB-T

DVB Satellite Receiver PCI Card

Windows driver for PCI-based DVB-S receiver card with integrated MPEG-2 transport stream De-multiplexer (Demux) and PID-filters
Satellite tuner control
DVB SI table parsing and data management
DirectShow filter for MPEG2 audio and video stream rendering
DVB teletext parsing and rendering
Various accompanying Windows applications

Digital Satellite Radio Receiver PCI Card

Windows driver for PCI-based radio receiver card
Private API and demo application
Various tools for supporting mass production

DVB Satellite Receiver with USB Interface

Design and documentation of the USB-based streaming and control protocol
WDM compliant Windows device driver
Device firmware running on a 16 bit microcontroller

Windows Driver for USB DVB Receiver

Windows XP/Vista/7 driver for USB-based DVB receiver box
MPEG streaming on USB
Integration with Windows KS and BDA

Windows Driver for DVB Descrambling Device

Windows XP/Vista/7 driver for USB-based DVB CAM
Protocol implementation according to EN 50221 (Common Interface Specification for Conditional Access)
Kernel streaming and DirectShow integration

Networking

Windows Driver for W-LAN Network Interface Card (PCI and CardBus)

NDIS 5.1 miniport driver for PCI/Cardbus W-LAN adapter with integrated software protocol module
Windows 98, ME, 2000 and XP

USB RNDIS Driver

USB Remote NDIS device driver for Windows as a replacement for the in-box driver

USB CDC/ECM Class Driver

USB CDC/ECM class driver for Windows 7, Windows 8, Windows 8.1 and Windows 10

USB CDC/NCM Class Driver

USB CDC/NCM class driver for Windows 7, Windows 8, Windows 8.1 and Windows 10:

Virtual NDIS Network Adapter Driver

NDIS 5.0 miniport driver that provides a virtual network adapter with direct access to Ethernet packets via private API

NDIS Multiplexer Intermediate Driver

Controls two physical NICs
Exposes one virtual NIC

PXE Boot Driver for UEFI BIOS

UEFI network driver (UNDI) for USB device

Automatic W-LAN Configuration Wizard

Windows tool for automatic configuration of an external WLAN-based device
Automatic Windows firewall configuration

ATM Network Adapter Drivers

Various device drivers for ATM-155 and ATM-25 network interface controllers

Other

Audio/Video Processing and Streaming

Design and implementation of a library of DirectShow modules for real-time processing and transmission of audio and video data streams
The functionality includes audio/video capturing, encoding, real-time network transmission, decoding.

Various PCI Drivers

Thesycon has implemented many PCI device drivers for Windows 2000/XP/Vista/7/8, Windows CE/Mobile and Linux. Most devices use PCI bus mastering. Device types include:

PCI video capture board (frame grabber)
PCI multi-function card with serial and parallel ports
DMA-based high-speed measuring data capture
Network interface card
PCI-based USB device controller PLX NET2282

Serial Multiplexer Driver

WDM-compliant device driver for Windows that implements the serial multiplexing protocol defined by the ETSI TS 101 369 (GSM 7.10) standard

Persistent USB Disk Drive Letter Assignment

Windows kernel-mode driver that guarantees a fixed and persistent mapping of drive letters to USB disks

Serial Port Emulator (Virtual COM)

WDM-compliant bus driver that provides virtual COM port devices
Private API to create/destroy virtual ports and to transfer data
Can be used to create various virtual COM port solutions, for example: COM over TCP/IP tunneling, COM port emulation on top of arbitrary devices.

Virtual CD-ROM and Disk Driver

Windows kernel-mode driver that emulates a CD-ROM or hard disk drive and implements special data processing such as decryption

WHQL Certification of Windows Device Drivers

Thesycon has executed WHQL certification procedures and submissions on behalf of many customers. We have huge experience in running WHQL test benches on Windows 7, Windows 8, Windows 8.1, Windows 10 and Windows 11. Thesycon offers WHQL driver certification as a service to customers.

Consulting

USB Problem Analysis

For many customers, Thesycon has analyzed USB-related hardware, firmware or driver problems and provided methods of resolution, or implemented fixes.

USB Protocol Design

Thesycon has designed and optimized the USB-based device communication protocol for numerous applications. Thesycon has huge experience in designing reliable and efficient protocols as required by many industrial-scale solutions.

Driver Problem Analysis and Optimization

Thesycon has helped various customers to solve issues in existing PCI and other device drivers and to improve efficiency of the driver code.

Programming Interface Design

Thesycon has many years experience in application programming interface (API) design and other software interface design tasks. Main design principles are: efficiency, robustness, simplicity and scalability.

EHCI USB Host Controller Verification

Thesycon has supported a major silicon manufacturer in verifying an EHCI host controller design. Thesycon provided various USB test benches and supported the designers in Windows kernel-mode debugging.

FireWire Problem Analysis

Thesycon has supported customers in the analysis and solving of IEEE1394-related hardware, firmware or driver problems. We worked out solution strategies for various application scenarios, e.g. very large topology configurations.

Feasibility and Technology Studies

USB 3.0 security aspects
USB device based security exploits