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EXHIBIT 15.1 LETTER RE UNAUDITED INTERIM FINANCIAL INFORMATION
To the Board of Directors and Stockholders of Hypercom Corporation
We are aware of the incorporation by reference in the Registration Statements on
Form S-8 (Registration Nos. 333-40457, 333-40459, 333-40461, 333-40333 and
333-43622) of our report dated November 10, 2000 relating to the unaudited
condensed consolidated interim Financial Statements of Hypercom Corporation that
are included in its Form 10-Q for the quarter ended September 30, 2000.
Ernst & Young LLP
Phoenix, Arizona
November 20, 2000
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