Microcomputer having security memory using test and destruction routines
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United States of America Patent
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-
Oct 29, 1991
Issued Date -
N/A
app pub date -
Dec 14, 1989
filing date -
Nov 7, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a single-chip microcomputer having a first memory storing security data and a second memory for storing a test program. The test program includes test routines and a destruction routine to be executed prior to the test routines. The destruction routine destroys the security data in the first memory.
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