參數(shù)資料
型號： M37212M8-XXXSP
廠商： Mitsubishi Electric Corporation
英文描述： SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
中文描述： 單芯片8位CMOS微機(jī)電壓合成
文件頁數(shù)： 110/119頁
文件大?。?/td> 1308K
代理商： M37212M8-XXXSP
110
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
M37212M4/M8–XXXSP, M37212M6–XXXSP/FP
M37212EFSP/FP
MITSUBISHI MICROCOMPUTERS
Rev. 1.0
Address 00EA
16
Addresses 00EC
16
b7 b6 b5 b4 b3 b2 b1 b0
CRT control register (CC) [Address 00EA
16
]
B
Name
Functions
After reset R W
CRT Control Register
0
All-blocks display control
bit (CC0) (See note)
0 : All-blocks display off
1 : All-blocks display on
0
1
Block 1 display control bit
(CC1)
0 : Block 1 display off
1 : Block 1 display on
0
2
0 : Block 2 display off
1 : Block 2 display on
0
3
to
6
0
Note:
Display is controlled by logical product (AND) between the all-blocks display
control bit and each block control bit.
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are “0.”
Block 2 display control bit
(CC2)
R W
R W
R W
R —
7
0 : P1
0
1 : OUT2
0
P1
0
/OUT2 pin switch bit
(CC7)
R W
7 b
6 b
5 b
4 b
3 b
2 b
1 b
0
C
R
T
p
o
r
t
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
(
C
R
T
P
)
[
A
d
d
r
e
s
s
0
0
E
C
1
6
]
B
N
a
m
e
F
u
n
c
t
i
o
n
s
A
f
t
e
r
r
e
s
e
t R W
C
R
T
P
o
r
t
C
o
n
t
r
o
l
R
e
g
i
s
t
e
r
0
H
S
s
w
Y
i
t
N
c
C
h
i
b
n
p
i
t
u
(
t
p
S
o
Y
l
a
C
r
i
t
y
H
)
0
1
1
1
1
:
P
N
o
e
s
g
i
a
t
i
v
t
e
v
e
p
o
p
l
o
a
l
r
a
i
r
t
y
i
t
y
i
n
i
p
n
u
p
t
u
:
i
t
0
1
0
:
P
N
o
e
s
g
i
a
t
i
v
t
e
v
e
p
o
p
l
o
a
l
r
a
i
r
t
y
i
t
y
i
n
i
p
n
u
p
t
u
:
i
t
0
2
R
b
U
s
w
/
G
t
/
R
B
/
G
o
u
/
B
t
p
)
u
t
p
o
l
a
r
i
t
y
s
w
i
t
c
h
i
(
0
:
P
N
o
e
s
g
i
a
t
i
v
t
e
v
e
p
o
p
l
o
a
l
r
a
i
r
t
y
i
t
y
o
u
o
t
u
p
t
u
p
t
u
:
i
t
0
3
0
4
O
s
(
O
b
b
U
w
T
t
c
1
h
o
b
u
i
t
p
(
u
O
t
U
p
T
o
1
l
a
)
r
i
t
y
i
t
0
1
1
1
1
:
P
N
o
e
s
g
i
a
t
i
v
t
e
v
e
p
o
p
l
o
a
l
r
a
i
r
t
y
i
t
y
o
u
o
t
u
p
t
u
p
t
u
:
i
t
0
5
R
s
P
i
g
5
n
)
a
l
o
u
t
p
u
t
s
w
i
t
c
h
b
i
t
0
:
R
M
U
s
i
T
g
n
E
a
l
i
o
g
u
n
t
a
p
l
u
o
t
:
s
u
t
p
u
t
0
6
G
s
(
i
g
n
P
a
6
l
)
o
u
t
p
u
t
s
w
i
t
c
h
i
t
O
0
:
G
M
U
s
i
T
g
n
E
a
s
l
i
o
g
u
n
t
p
l
u
o
t
:
a
u
t
p
u
t
0
7
B
s
t
(
i
O
g
n
P
a
7
l
)
o
u
t
p
u
t
s
w
i
t
c
h
i
0
:
B
M
s
U
i
T
g
n
E
a
l
i
o
g
u
n
t
a
p
u
o
t
:
s
l
u
t
p
u
t
0
V
S
s
w
Y
i
N
t
c
C
h
i
n
b
p
i
t
u
(
t
V
p
S
o
Y
l
a
C
r
i
t
y
)
R W
R W
R W
R W
R W
R W
R W
R W
O
T
t
c
2
h
o
b
u
i
t
p
(
u
O
t
U
p
T
o
2
l
a
)
r
i
t
y
i
t
0
:
P
N
o
e
s
g
i
a
t
i
v
t
e
v
e
p
o
p
l
o
a
l
r
a
i
r
t
y
i
t
y
o
u
o
t
u
p
t
u
p
t
u
:
i
t
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