HT56R666 View Datasheet(PDF) - Holtek Semiconductor
Part Name
Description
MFG CO.
'HT56R666' PDF : 104 Pages View PDF
HT56R66/HT56R666
b7
b0
O D E 3 O D E 2 O D E 1 O D E 0 W D T E N 3 W D T E N 2 W D T E N 1 W D T E N 0 M IS C R e g is te r
W a tc h d o g T im e r E n a b le C o n tr o l
- d e s c r ib e d e ls e w h e r e
P A 0 O p e n D r a in C o n tr o l
1 : e n a b le
0 : d is a b le
P A 1 O p e n D r a in C o n tr o l
1 : e n a b le
0 : d is a b le
P A 2 O p e n D r a in C o n tr o l
1 : e n a b le
0 : d is a b le
P A 3 O p e n D r a in C o n tr o l
1 : e n a b le
0 : d is a b le
PA0~PA3 Open Drain Control - MISC
D a ta B u s
C o n tr o l B it
DQ
P u ll- H ig h
O p tio n
V DD
W eak
P u ll- u p
W r ite C o n tr o l R e g is te r
C h ip R e s e t
R e a d C o n tr o l R e g is te r
W r ite D a ta R e g is te r
R e a d D a ta R e g is te r
CK Q
S
D a ta B it
DQ
CK Q
S
M
U
X
I/O p in
S y s te m W a k e -u p
W a k e - u p S e le c t P A o n ly
Generic Input/Output Structure
D a ta B u s
W r ite C o n tr o l R e g is te r
C h ip R e s e t
R e a d C o n tr o l R e g is te r
W r ite D a ta R e g is te r
R e a d D a ta R e g is te r
T o A /D C o n v e rte r
C o n tr o l B it
DQ
P u ll- H ig h
R e g is te r
S e le c t
CK Q
S
V DD
W eak
P u ll- u p
D a ta B it
DQ
CK Q
S
M
U
X
PCR2
PCR1
PCR0
A n a lo g
In p u t
S e le c to r
A C S 2~A C S 0
A/D Input/Output Structure
A /D In p u t P o rt
Rev. 1.40
26
May 11, 2012
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