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                               STOCK PURCHASE AGREEMENT

    This Stock Purchase Agreement (the "Agreement") is made as of September 11,
1997 by and between Oryx Technology Corp., a Delaware corporation ("Seller"),
and ("Buyer").
     
     WHEREAS, Seller owns shares of the Series A Preferred Stock (the "Shares")
of DAS Devices, Inc., a Delaware corporation (the "Corporation"); and

     WHEREAS, Buyer desires to purchase, and Seller desires to sell and transfer
the Shares to Buyer for cash consideration of Seventy Cents ($0.70) per share
pursuant to the terms hereof.

     NOW, THEREFORE, Seller and Buyer agree as follows:

     1. SALE OF SHARES.  Subject to the terms and conditions set forth in 
this Agreement, Seller hereby sells, conveys, transfers, assigns and delivers 
the Shares to Buyer, and Buyer hereby purchases the Shares from Seller.

     2. PURCHASE PRICE.  In consideration of Seller's transfer and sale of 
the Shares to Buyer pursuant to the terms hereof, Buyer shall pay to Seller 
in cash on the date of the Closing (as defined in Section 3 below).

     3. CLOSING.  The closing of the transaction contemplated by this 
Agreement (the "Closing") shall take place at the offices of Seller on or 
before September 19, 1997, or at such other place or in such other manner as 
the parties may agree. After the Closing, Buyer and Seller shall execute and 
deliver any additional documents required to implement the terms and 
conditions of this Agreement, if any.

     4. REPRESENTATIONS AND WARRANTIES OF SELLER.  Seller represents and 
warrants to Buyer that as of the Closing:

          4.1   Seller has good and marketable title, without liens of any 
kind or nature whatsoever, to all of the Shares sold, assigned, conveyed 
and/or transferred hereunder; and

          4.2  Seller is the registered owner of the Shares.

     5. REPRESENTATIONS AND WARRANTIES OF BUYER.  As an inducement to Seller
to sell the shares to Buyer, and in order to establish the suitability for Buyer
of such an investment, Buyer hereby makes the following representations and
warranties, and authorizes Seller to rely upon the same:

          5.1  Buyer has received all materials relating to the Corporation 
which it has requested.  The Corporation has answered all inquiries that 
Buyer or its representatives have put to the Corporation relating to this 
Agreement.  Buyer has had access to all additional information necessary to 
verify the accuracy of the information set forth in documents fumished to 
Buyer, 


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and has taken all the steps necessary to evaluate the merits and 
risks of an investment in the Corporation.

          5.2  Buyer's purchaser representative has such knowledge and 
experience in finance, securities, investments and other business matters so 
as to be able to protect its interests in connection with this transaction, 
and its investment in the Corporation is not material when compared to its 
total financial capacity.

          5.3  Buyer understands the various risks of an investment in the 
Corporation and can afford to bear such risks, including, but not limited to, 
the risks of losing its entire investment.

          5.4  Buyer has no need for liquidity of its investment in the 
Corporation and can afford to hold the Shares for a substantial period of 
time.

          5.5  Buyer is fully aware that an investment in the Corporation 
involves significant risks which  it may have to bear for an indefinite 
period of time.

          5.6  Buyer understands that the Shares are being offered and sold 
under an exemption from registration provided for in Section 4(2) of the Act 
and Rule 144(k) promulgated thereunder, and under similar exemptions under 
certain state securities laws.  Additionally, Buyer understands that this 
transaction has not been reviewed by, passed on or submitted to any Federal 
or state agency or self-regulatory organization where an exemption is being 
relied upon.

          5.7  Buyer understands that the Shares are subject to a right of 
first refusal in favor of the Corporation as provided under Article 10 of the 
Corporation's Amended and Restated Bylaws, and the certificate representing 
the Shares shall bear an appropriate legend reflecting such right of first 
refusal.

          5.9  The Shares purchased hereunder will be acquired by Buyer for 
its own account for investment and not with a view to the distribution 
thereof.

          5.10 Except as has been specifically disclosed by Buyer to the 
Corporation in writing, no sales commission or similar payments have been 
paid or are or will be owed by Buyer to any third party in connection with 
Buyer's purchase of the Shares.

     6.   CONDITIONS TO CLOSING.

          6.1  CONDITIONS TO MUTUAL OBLIGATIONS.  The respective obligations 
of each of the parties hereto at the Closing are subject to the fulfillment 
to their reasonable satisfaction of the following conditions precedent (or 
mutual written waiver thereof) on or before the Closing:

               (a)  Consummation of the transactions contemplated hereby 
shall not have been prohibited by any order, decree or judgment of any 
United States court, governmental agency, or other regulatory agency or 
commission having competent jurisdiction; or


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          (b)  There shall not have been promulgated, entered, issued or 
determined to be applicable to this Agreement any law, regulation, order, 
judgment or decree making the sale or purchase of the Shares as contemplated 
hereby illegal.

     6.2  CONDITIONS TO SELLER'S OBLIGATIONS.  Seller's obligations as of the
Closing are subject to the fulfillment to the reasonable satisfaction of or
written waiver by Seller of the following conditions on or before the Closing:

          (a)  The representations and warranties of Buyer made in this 
Agreement are correct in all material respects at and as of the Closing as 
though such representations and warranties were made at and as of such time, 
except as affected by the provisions hereof and the transactions contemplated 
hereby; and

          (b)  Buyer shall have performed and complied in all material 
respects with each covenant or condition required by this Agreement to be 
performed or complied with by it prior to or at the Closing.

     7.   GENERAL.

          7.1  ASSIGNMENT.  This Agreement shall inure to the benefit of and 
be  binding upon the respective successors to and assigns of Seller 
and Buyer.  This Agreement shall not be assignable in whole or in part 
without the prior written consent of the other party, which consent shall not 
be unreasonably withheld.

          7.2  FURTHER ASSURANCES.  Each party hereto shall do and perform or 
cause to be done and performed all such further acts and things and shall 
execute and deliver all such other agreements, certificates, instruments or 
documents as the other party hereto may reasonably request in order to carry 
out the intent and purposes of this Agreement and the consummation of the 
transactions contemplated hereby.

          7.3  MISCELLANEOUS.  This Agreement and the agreements executed at 
the Closing, if any, embodies the entire agreement and understanding between 
the parties hereto with respect to the subject matter hereof.  This Agreement 
may be changed, waived, discharged or terminated only by an instrument in 
writing signed by the party against which enforcement of such change, waiver, 
discharge or termination is sought.  This Agreement shall be construed in 
accordance with and governed by the laws of the State of California, without 
giving effect to the conflict of law principles thereof.  If any term of this 
Agreement or application thereof shall be invalid or unenforceable, the 
remainder of this Agreement shall remain in full force and effect.  This 
Agreement may be executed in several counterparts, each of which is an 
original but all of which shall constitute one instrument.

     IN WITNESS WHEREOF, the parties have executed this Agreement, effective as
of the date first above written.

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