SOFTWARE EXPERIENCE:

HARDWARE EXPERIENCE

PATENTS

EDUCATION

EMPLOYMENT

• Developed a 2000+ gate TMS1020 FPGA used to control a sonar transmitter.
• Developed 68HC05 and 68HC11 uP firmware for sonobouy system control and signal processing.
• ADSP2105 DSP code for multiple frequency command tone detection utilizing a Goertzel algorithm.
• Developed floating point, integer, and byte oriented C++ GUI Goertzel simulators.
• Significantly cost reduced new sonobouy design by moving multiple tone detection from a 10Mip DSP into a 68HC11 uP.
• Provided technical support for:

  • Commercial scale
  • RDS Pager software
  • NTSC color printer
  • Explosive money packet circuitry

• Developed a C GUI installation, configuration and test package for a PCMCIA modem card.
• Extensive use of DOS and BIOS services for:

  • disk and file services.
  • spawning child programs with redirected output
  • extended memory management
  • autoexec.bat/config.sys file swapping w/ system reboot

• Designed an ISA adapter board used for encoding/decoding data during the vertical blanking interval of an NTSC signal. Including

  • Two serially linked 68HC16 embedded processors handling the PC interface and video processing respectively. -
  • Two channel 16 bit DMA design with dual 8K FIFO interface to 68HC16 with corresponding dual interrupt channels
  • A multiport 8 bit RAM implementing Standard I/O interface with interrupt semaphores between the AT and 68HC16
• Developed firmware for initial 68030 board bring up and test.

• C game development for private pilot licensing involving:

  • Game definition and design, storyboard definition and design
  • Development of an extensive set of 3D object-oriented tools:
    • V-buttons with self centering text
    • popup self sizing popup menus
    • scalable embossed lettering
    • scalable raised and embossed work windows
    • variable size horizontal button menus
    • variable size vertical button menus
  • Interface, sound generation, real time interrupt handler.
• Developed a general-purpose node processor that processes storyboards of any length and complexity.

• 68030 Assembly code and Built-In-test S/W for an embedded processor board containing 8 DMA communications channels.
• Transmitter simulator with a menu driven text-based graphics user interface and real time status screen.
• Drivers for a cryptographic special processor interface and a bit error rate test PC adapter board.
• Demodulator simulator used to test the receiver message processor.
• Cryptographic code generator and comparison program.
• Point/polygon filter requiring 3D graphics and ray tracing algorithms,