48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
v dd
gnd
agnd
gnd
v dd 32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17 49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64 av dd
gnd **********
c-mos micro computer
-top view-
HD6475208F10 ( 1/5 )
il00 .com .com .com .com 4 .com u datasheet
35
36
37
38
39
40
41
42
45
46
47
48
50
51
52
53
54
55
59
60
61
62
63
4
5
6
7
8
57
58 p50/tmci
p51/fti1
p52/fti2/tmri
p53/tm0
p54/ftob1/ftci1
p55/ftob2/ftci2
p56/ftoa1
p57/fioa2/?
p60/an0
p61/an1
p62/an2
p63/an3
p70/txd2
p71/rxd2
p72/sck2
p73/txd1
p74/rxd1
p75/sck1
p10/wait
p11/irq0
p12/adtrg/irq1
p13/irq2
p14/irq3
md0
md1
md2
res
nmi
extal
xtal 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
1
2
64 d0
d1
d2
d3
d4
d5
d6
d7
a0
a1
a2
a3
a4
a5
a6
a7
a8
a9
a10
a11
a12
a13
a14
a15
rd
wr
as mode 1 45
46
47
48
50
51
52
53
54
55
59
60
61
62
63
4
5
6
7
8
57
58 p60/an0
p61/an1
p62/an2
p63/an3
p70/txd2
p71/rxd2
p72/sck2
p73/txd1
p74/rxd1
p75/sck1
p10/wait
p11/irq0
p12/adtrg/irq1
p13/irq2
p14/irq3
md0
md1
md2
res
nmi
extal
xtal 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
35
36
37
38
39
40
41
42
1
2
64 d0
d1
d2
d3
d4
d5
d6
d7
p30/a0
p31/a1
p32/a2
p33/a3
p34/a4
p35/a5
p36/a6
p37/a7
p40/a8
p41/a9
p42/a10
p43/a11
p44/a12/irq
p45/a13/irq5
p46/a14/irq6
p47/a15/irq7
p50/tmci
p51/fti1
p52/fti2/tmri
p53/tm0
p54/ftob1/ftci1
p55/ftob2/ftci2
p56/ftoa1
p57/fioa2/?
rd
wr
as mode 2 HD6475208F10 ( 2/5 ) .com .com .com .com .com 4 .com u datasheet
35
36
37
38
39
40
41
42
45
46
47
48
50
51
52
53
54
55
59
60
4
5
6
7
8
57
58 p50/tmci
p51/fti1
p52/fti2/tmri
p53/tm0
p54/ftob1/ftci1
p55/ftob2/ftci2
p56/ftoa1
p57/fioa2/?
p60/an0
p61/an1
p62/an2
p63/an3
p70/txd2
p71/rxd2
a19
p73/txd1
p74/rxd1
p75/sck1
p10/wait
p11/irq0
md0
md1
md2
res
nmi
extal
xtal 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
63
62
61
1
2
64 d0
d1
d2
d3
d4
d5
d6
d7
a0
a1
a2
a3
a4
a5
a6
a7
a8
a9
a10
a11
a12
a13
a14
a15
a16
a17
a18
wr
rd
as mode 3 35
36
37
38
39
40
41
42
45
46
47
48
4
5
6
7
8
57
58 p50/tmci
p51/fti1
p52/fti2/tmri
p53/tm0
p54/ftob1/ftci1
p55/ftob2/ftci2
p56/ftoa1
p57/fioa2/?
p60/an0
p61/an1
p62/an2
p63/an3
md0
md1
md2
res
nmi
extal
xtal 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
59
60
61
62
63
50
51
52
53
54
55
1
2
64 d0
d1
d2
d3
d4
d5
d6
d7
p30/a0
p31/a1
p32/a2
p33/a3
p34/a4
p35/a5
p36/a6
p37/a7
p40/a8
p41/a9
p42/a10
p43/a11
p44/a12/irq4
p45/a13/irq5
p46/a14/irq6
p47/a15/irq7
p10/wait
p11/irq0
p12/a18/adtrg/irq1
p13/a17/irq2
p14/a16/irq3
p70/txd2
p71/rxd2
p72/sck2/a19
p73/txd1
p74/rxd1
p75/sck1
rd
wr
as mode 4 HD6475208F10 ( 3/5 ) .com .com .com .com .com 4 .com u datasheet
35
36
37
38
39
40
41
42
45
46
47
48
50
51
52
53
54
55
4
5
6
8
57
58 p50/tmci
p51/fti1
p52/fti2/tmri
p53/tm0
p54/ftob1/ftci1
p55/ftob2/ftci2
p56/ftoa1
p57/fioa2/?
p60/an0
p61/an1
p62/an2
p63/an3
p70/txd2
p71/rxd2
p72/sck2
p73/txd1
p74/rxd1
p75/sck1
md0
md1
md2
nmi
extal
xtal 59
60
61
62
63
64
1
2
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
7 p10
p11/irq0
p12/a18/adtrg/irq1
p13/irq2
p14/irq3
p15
p16
p17
p20
p21
p22
p23
p24
p25
p26
p27
p30
p31
p32
p33
p34
p35
p36
p37
p40
p41
p42
p43
p44/irq4
p45/irq5
p46/irq6
p47/irq7
res mode 7 HD6475208F10 ( 4/5 ) inputs contents extension minimum mode
(rom invalid) extension minimum mode
(rom valid) extension maximum mode
(rom invalid) extension maximum mode
(rom valid) single chip mode operation
mode md1 md0 md2 0
0
0
1
1 0
1
1
0
1 1
0
1
0
1 mode 1
mode 2
mode 3
mode 4
mode 7 0; low level
1; high level .com .com .com .com .com 4 .com u datasheet
port 1 59
60
61
62
63
64
1
2 p10/wait
p11/orq0
p12/a18/adtrg/irq1
p13/a17/irq2
p14/a16/irq3
p15/as
p16/rd
p17/wr port 2 10
11
12
1314
15
16
17 p20/d0
p21/d1
p22/d2
p23/d3
p24/d4
p25/d5
p26/d6
p27/d7 port 7 port 5 port 6 55
54
53
52
51
50 42
41
40
39
38
37
36
35 48
47
46
45 p75/sck1
p74/rxd1
p73/txd1
p72/sck2/a19
p71/rxd2
p70/txd2 p57/ftoa2/? p56/ftoa1
p55/ftob2/ftci2
p54/ftob1/ftci1
p53/tmo
p52/fti2/tmri
p51/fti1
p50/tmci p63/an3
p62/an2
p61/an1
p60/an0 clock
osc 57
58 extal
xtal wait
state
controller ram
512-byte prom/mask rom
16k-byte 8-bit
timer cpu 7
4
5
6 res
md0
md1
md2 8 nmi port 3 18
19
20
21
22
23
24
25 p30/a0
p31/a1
p32/a2
p33/a3
p34/a4
p35/a5
p36/a6
p37/a7 port 4 26
27
28
29
30
31
32
33 p40/a8
p41/a9
p42/a10
p43/a11
p44/a12/irq4
p45/a13/irq5
p46/a14/irq6
p47/a15/irq7 wdt 16-bit
free running
timer ( x 2 ch ) serial
comunication
interface ( x 2 ch ) data
transfer
controller interrupt
controller 10-bit
a/d conv.
(4 ch) data bus ( low order ) address bus HD6475208F10 ( 5/5 ) data bus ( high order ) 3, 34
9, 43, 56 v dd
gnd 49
44 av dd
agnd .com .com .com .com 4 .com u datasheet
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