Konica Minolta PCI-1712 사용자 설명서
– 94 –
APPENDIX D
PCI-1712/1712L User’s Manual
Advantech Co., Ltd.
www.advantech.com
www.advantech.com
D.12 82C54 Counter Chip 0
—
Write/Read BASE+10 to 16
Table D-13: Register for 82C54 counter chip 0
This counter chip 82C54 includes three counters use for special
purpose. Counter 0 is used as D/A counter to produce D/A output
pacer clock. Counter 1 is used as A/D counter to produce A/D pacer
clock. Counter 2 is used as DMA counter. Counter 0 and counter 1
should set in 82C54 mode 3 or mode 2 to produce clock. Counter 1 set
in mode 0 to count number of data. For detailed information, Intel(r)
82C54 User’s Manual is available by accessing the following path on
CD-ROM:
purpose. Counter 0 is used as D/A counter to produce D/A output
pacer clock. Counter 1 is used as A/D counter to produce A/D pacer
clock. Counter 2 is used as DMA counter. Counter 0 and counter 1
should set in 82C54 mode 3 or mode 2 to produce clock. Counter 1 set
in mode 0 to count number of data. For detailed information, Intel(r)
82C54 User’s Manual is available by accessing the following path on
CD-ROM:
\Document\Intel 82C54 manual.pdf
.
d
d
A
e
s
a
B
5
1
4
1
3
1
2
1
1
1
0
1
9
8
7
6
5
4
3
2
1
0
0
1
W
0
r
e
t
n
u
o
c
A
/
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D
R
0
r
e
t
n
u
o
c
A
/
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D
2
1
W
1
r
e
t
n
u
o
c
D
/
A
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D
R
1
r
e
t
n
u
o
c
D
/
A
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D
4
1
W
2
r
e
t
n
u
o
c
A
M
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D
R
2
r
e
t
n
u
o
c
A
M
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D
6
1
W
l
o
r
t
n
o
c
r
e
t
n
u
o
C
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D
R
l
o
r
t
n
o
c
r
e
t
n
u
o
C
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
D