SERIAL COMMUNICATIONS INTERFACE
7-12
TECHNICAL DATA
Figure 7-4 Interrupt Source Resolution within SCI
FLAG
Y
N
OR = 1?
Y
N
Y
N
TDRE = 1?
TC = 1?
Y
N
IDLE = 1?
Y
N
Y
N
Y
N
Y
N
ILIE = 1?
RIE = 1?
TIE = 1?
BEGIN
RE = 1?
Y
N
Y
N
TE = 1?
TCIE = 1?
Y
N
RE = 1?
Y
N
RDRF = 1?
VALID SCI REQUEST
NO
VALID SCI REQUEST
INT SOURCE RES
F
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sc
a
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S
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m
ic
o
n
d
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.
