HCS200_11 Datasheet, PDF (14/34 Pages) Microchip Technology – KEELOQ® Code Hopping Encoder 32-bit hopping code

HCS200
FIGURE 7-3:
SYNCHRONIZATION WINDOW
Entire Window
rotates to eliminate
use of previously
used codes
Blocked
Window
(32K Codes)
Double Operation
(resynchronization)
Window
(32K Codes)
Stored
Synchronization
Counter Value
Single Operation
Window
(16 Codes)
DS40138D-page 14
© 2011 Microchip Technology Inc.