资料介绍
Learning capability in remote keyless entry (RKE) and
remote-controlled security systems is regarded as
essential by most manufacturers. The logistical prob-
lems associated with the supply of replacement and
additional transmitters for personalized decoders
quickly become overwhelming if any dealer interven-
tion is required. TB001
Technical Brief
Secure Learning RKE Systems Using KEELOQ Encoders
Author: Chris R. Burger SINGLE-ALGORITHM SYSTEMS
Microchip Technology Inc.
Code hopping systems often use a single encoding and
INTRODUCTION decoding algorithm for all transmitters in a particular
product line. Most of the systems on the market fall into
Learning capability in remote keyless entry (RKE) and this category.
remote-controlled security system
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