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Philips Semiconductors
ARM-based Microcontroller
Semaphore Procedure for Reading an Auto-Stored Message
CAN Controllers and Acceptance Filter
no
Most recently read 1st, 2nd, and 3rd words are from the same message
Start
Read 1st word
yes
SEM == 01?
no
SEM == 11?
Clear SEM, write
back 1st word
Read 2nd and
3rd words
Read 1st word
SEM == 00?
yes
212
Preliminary User Manual
LPC2119/2129/2292/2294
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May 03, 2004
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