Nadler Consulting Services, Inc.

Craig Nadler
Nadler Consulting Services, LLC
Nashua, New Hampshire, U.S.A.
mailto:craig@nadler.us

SUMMARY:

TECHNOLOGIES:

Programming Languages and Libraries:

Operating Systems:

Hardware Architectures:

Revision Control Systems / Bug Tracking Systems:

IO Interfaces / Buses:

Hardware Analyzers / Debuggers:

EXPERIENCE:

Wrote firmware for the Silicon Labs C8051F340 microcontroller using the SDCC compiler on Linux.
Wrote frimware for the Cypress FX2 USB controller with a High Bandwidth Isochronous endpoint.
Developed a GUI application with QT on Linux to access 8051 firmware using libusb-1.0.

Developed Linux Kernel Drivers for Ethernet, VME, and FPGAs.
Designed Linux Build Systems for Embedded Systems.
Developed User Space Applications and Libraries to control access to hardware.

Clients:

3M Touch Systems Methuen,MA Duration: 4 months
- Developed an automated test system using the National Instruments LabWindows/CVI tools.
- Designed a User Interface to be intuitive and easily modified for future extensions.
- Developed a state machine to verify the USB traffic between PC and controller.
Exbiblio, Inc. Seattle, WA Duration: 10 hours
- Evaluated an issue with their USB Host Controller and found a solution.
RSA, Inc., The Security Division of EMC Bedford, MA Duration: 10 hours
- Evaluated a problem in the USB part of an automated robotic testing system for USB devices and found a solution.
Motorola, Inc. Boxborough,MA Duration: 6 months
- Developed an updated build system for a video-on-demand server based on Wind River Linux.
- Ported Linux drivers and pmppc440 board support package.
DegreeC / Degree Controls, Inc. Milford, NH Duration: 20 hours
- Evaluated a 36-port USB hub, USB sensors, and host software. Found a problem with the transaction translators in the hub and wrote a detailed test report with recommendations on how to proceed.
L&L Engineering Inc. Lee, NH Duration: 34.5 hours
- Modified the firmware on a PIC to appear as a Communications Class device on USB.
@Road Inc. Fremont, CA Duration: 102.5 hours
- Debugged problems with a USB OHCI controller on a prototype GPS receiver board.
Sigmatel Inc. Waltham, MA Duration: 12 months
- Designed and implemented: a stack to operate the USB host ports on a printer controller, a USB host stack, a low level USB host controller driver, and a hub class driver.
Linux Contribution Projects
- Added support for USB Interface Association Descriptors to the Linux kernel.
- Added a USB Peripheral Class driver for the printer class to the Linux kernel.
- Developed a patch to add support for the USB Hi-Speed Host Electrical Tests in Linux.

Developed software for USB host, peripheral, and OTG controllers.
Worked with the Linux EHCI maintainer on code changes in the Linux kernel.
Submitted code changes th8051at were merged into the Linux kernel.
Worked with hardware designers to identify and fix bugs.

Developed firmware for embedded printer controllers based on both RTOS and Linux.
Developed several USB and IEEE-1284 peripheral controller drivers.
Developed firmware to verify the USB and IEEE-1284 ports on embedded controllers.
Checked USB and IEEE-1284 bus traffic for compliance to published standards.
Worked with hardware designers to identify and fix bugs.
Handled PC and network administration for an office of 20 people.

Developed software for the newspaper pre-press industry.
Used C/C++ on Solaris, SunOS, and Linux.

Developed monitor and control systems for satellite ground stations.
Used C on SCO UNIX, Linux, and LynxOS.

EDUCATION: