WASHINGTON, D.C. 20549

                                   FORM 8-K

                                 CURRENT REPORT

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

       Date of Report (Date of earliest event reported): October 31, 2003

                              Data I/O Corporation
             (Exact name of registrant as specified in its charter)

                 (State of other jurisdiction of incorporation)

             0-10394                                   91-0864123
     (Commission File Number)             (IRS Employer Identification No.)

                 10525 Willows Road N.E., Redmond, WA   98073-9746
               (Address of principal executive offices) (Zip Code)

       Registrant's telephone number, including area code: (425) 881-6444

                                 Not Applicable
          (Former name or former address, if changed since last report)

                                Page 1 of 2 Pages

Item 5.  Other Events

See the following press release:

Press release dated November 4, announcing the appointment of William Walker to
the Board of Directors effective October 31, 2003.

                                                         FOR IMMEDIATE RELEASE

   Data I/O Announces the Appointment of William Walker to Board of Directors

Redmond, Washington (November 4, 2003) -- Data I/O(R) Corporation (NASDAQ: DAIO)
today  announced the  appointment  of William  Walker to the Company's  Board of
Directors effective October 31, 2003.

Walker is currently the Chief Financial Officer (CFO) for Hi/fn, Inc., a public
company located in Saratoga,  California.  Hi/fn is a leading global provider of
advanced compression,  encryption,  authentication,  and application recognition
technologies used to speed up, secure, and identify data  communication  traffic
across the  Internet.  Previously,  he served as CFO for MMC  Networks,  Inc., a
provider  of  semiconductor  solutions  for network  switches;  Zilog,  Inc.,  a
semiconductor  company;  and  Gilbarco,   Ltd.  Europe,  a  petroleum  equipment
manufacturer;  as well as financial  management  positions  with Esso Europe and
Exxon Co. USA.

"I am  delighted  that we have  been able to  attract  Bill,"  said  Paul  Gary,
Chairman  of  Data  I/O  Corporation.  "His  experience  and  knowledge  of  the
semiconductor industry together with his skills as a financial expert make him a
powerful addition to our board."

Walker  is a  Certified  Public  Accountant.  He has a MBA in  Finance  from the
University of Maryland and a BS in Economics from the University of Wisconsin.

He joins the Company's  existing  directors:  Paul Gary, Fred Hume, Ed Lazowska,
Dan DiLeo; Glen Ceiley and Steve Quist.

About Data I/O Corporation.  Celebrating over 30 years of innovative  leadership
in the device  programming  industry,  Data I/O Corporation  provides manual and
automated device programming systems that specifically  address the requirements
of  engineering  and  manufacturing  customers.  The Company,  which is publicly
traded (NASDAQ:  DAIO), is  headquartered  in Redmond,  Wash., and has sales and
service   offices   worldwide.   The   Company's   worldwide   web   address  is

For information please contact:
Joel Hatlen                Fred Hume                 Mimi Southwood
VP Finance/CFO             President/CEO             Marketing Programs Manager
+1-425-881-6444            +1-425-881-6444           +1-425-881-6444


         Pursuant to the requirements of the Securities Exchange Act of 1934,
the registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.

                                    Data I/O Corporation

November 3, 2003           By /s/Joel S. Hatlen
                           Joel S. Hatlen
                           Vice President, Chief Financial Officer
                           Secretary and Treasurer

                           By /s/Frederick R. Hume
                           Frederick R. Hume
                           President, Chief Executive Officer