MC68340FE16E Datasheet, PDF (338/441 Pages) Freescale Semiconductor, Inc – Integrated Processor with DMA User’s Manual

Freescale Semiconductor, Inc.
A
FRCHK
HAVE
N
FRAMING ERROR
?
Y
SET FRAMING
ERROR FLAG
PRCHK
HAVE
N
PARITY ERROR
?
Y
SET PARITY
ERROR FLAG
A
CHRCHK
GET CHARACTER
FROM RECEIVER
SAME
AS CHARACTER
Y
TRANSMITTED
?
N
SET INCORRECT
CHARACTER FLAG
B
RSTCHN
DISABLE CHANNEL'S
TRANSMITTER
RESTORE CHANNEL
TO ORIGINAL MODE
RETURN
B
Figure 7-10. Serial Module Programming Flowchart (3 of 5)
MOTOROLA
MC68340 USER’S MANUAL
7-43
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