HT45R38
ACS2
ACS1
ACS0
Analog Channel
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
AN0
AN1
AN2
AN3
AN4
*
*
*
Analog Input Channel Selection
Note: * undefined, cannot be used
Register
Bit7
D3
Bit6
D2
Bit5
D1
Bit4
D0
Bit3
0
Bit2
0
Bit1
0
Bit0
0
ADRL (20H)
ADRH (21H)
D11
D10
D9
D8
D7
D6
D5
D4
Note: D0~D11 is A/D conversion result data bit LSB~MSB.
PCR2
PCR1
PCR0
4
3
2
1
0
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
PE4
PE4
PE4
PE4
PE4
AN4
PE3
PE3
PE3
PE3
AN3
AN3
PE2
PE2
PE2
AN2
AN2
AN2
PE1
PE1
AN1
AN1
AN1
AN1
PE0
AN0
AN0
AN0
AN0
AN0
Undefined, cannot be used
Port E Configuration
M
i
n
i
m
u
m
o
n
e
i
n
s
t
r
u
c
t
i
o
n
c
y
c
l
e
n
e
e
d
e
d
,
M
a
x
i
m
u
m
t
e
n
i
n
s
t
r
u
c
t
i
o
n
c
y
c
l
e
s
a
l
l
o
w
e
d
S
T
A
R
T
E
O
C
B
A
/
D
s
a
m
p
l
i
n
g
t
i
m
e
A
/
D
s
a
m
p
l
i
n
g
t
i
m
e
A
/
D
s
a
m
p
l
i
n
g
t
i
m
e
t
A
D
C
S
t
A
D
C
S
t
A D C S
P
C
R
2
~
0
0
0
B
1
0
0
B
1
0
1
B
0
0
0
B
1
0
0
B
P
C
R
0
1
.
P
A
t
E
p
o
r
t
s
e
t
u
p
a
s
I
/
O
s
2
.
/
D
c
o
n
v
e
r
t
e
r
i
s
p
o
w
e
r
e
d
o
f
f
o
r
e
d
u
c
e
p
o
w
e
r
c
o
n
s
u
m
p
t
i
o
n
A
C
S
2
~
d
o
n
'
t
c
a
r
e
0
0
0
B
0
0
0
B
0
0
1
B
0
1
0
B
A
C
S
0
P
o
w
e
r
-
o
n
S
t
a
r
t
o
f
A
/
D
S
t
a
r
t
o
f
A
/
D
S
t
a
r
t
o
f
A
/
D
R
e
s
e
t
c
o
n
v
e
r
s
i
o
n
c
o
n
v
e
r
s
i
o
n
c
o
n
v
e
r
s
i
o
n
R
e
s
e
t
A
/
D
R
e
s
e
t
A
/
D
R
e
s
e
t
A
/
D
c
o
n
v
e
r
t
e
r
c
o
n
v
e
r
t
e
r
c
o
n
v
e
r
t
e
r
E
n
d
o
f
A
/
D
E
n
d
o
f
A
/
D
E
n
d
o
f
A
/
D
c
o
n
v
e
r
s
i
o
n
c
o
n
v
e
r
s
i
o
n
c
o
n
v
e
r
s
i
o
n
1
:
D
e
f
i
n
e
P
E
c
o
n
f
i
g
u
r
a
t
i
o
n
2
:
S
e
l
e
c
t
a
n
a
l
o
g
c
h
a
n
n
e
l
t
A
D
C
t
A
D
C
t
A D C
A
/
D
c
o
n
v
e
r
s
i
o
n
t
i
m
e
A
/
D
c
o
n
v
e
r
s
i
o
n
t
i
m
e
A
/
D
c
o
n
v
e
r
s
i
o
n
t
i
m
e
N
o
t
e
:
A
t
t
/
D
c
l
o
c
k
m
u
s
t
b
e
f
S
Y
S
S
Y
S
S
Y
S
A
D
C
S
A
D
A
D
C
A
D
A/D Conversion Timing
Rev. 1.00
26
December 13, 2006
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
