Holtek HT66F20-1 Manual page 159

HT66F20-1/HT66F30-1/HT68F20-1/HT68F30-1
Flash MCU with EEPROM
R e a d f r o m
S I M D t o r e l e a s e
S C L l i n e
R E T I
D u m m y r e a d f r o m
S I M D t o r e l e a s e
Rev. 1.40
N o
Y e s
N o
H T X = 1
?
Y e s
R X A K = 1
?
N o
C L R H T X W r i t e d a t a t o S I M D
C L R T X A K r e l e a s e S C L L i n e
R E T I
S C L L i n e
R E T I
I C Bus ISR flow Chart
2
159
S t a r t
Y e s
H A A S = 1
?
Y e s
S R W = 1
?
S E T H T X
D u m m y r e a d f r o m
W r i t e d a t a t o S I M D
t o r e l e a s e S C L L i n e
R E T I
N o
C L R H T X
C L R T X A K
S I M D t o r e l e a s e
S C L L i n e
R E T I
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