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+5V
+5V
FLASH ROM
IC19
IC10
1
3
5
18
IN
OUT
WP
IO0
19
IO1
+5V
GND
20
IO2
2
21
IO3
24
IO4
25
IO5
41
26
R/B
IO6
27
IO7
6
N.C.
7
N.C.
8
23
N.C.
Vcc
9
44
N.C.
Vcc
10
N.C.
13
N.C.
14
1
N.C.
Vss
15
22
N.C.
Vss
16
N.C.
17
2
N.C.
CLE
28
3
N.C.
ALE
29
42
N.C.
RE
30
4
N.C.
WE
31
43
N.C.
CE
32
N.C.
35
40
N.C.
GND
36
N.C.
37
N.C.
38
N.C.
39
N.C.
FLASH ROM
IC12
5
18
WP
IO0
19
IO1
+5V
20
IO2
21
IO3
24
IO4
25
IO5
41
26
R/B
IO6
27
IO7
6
N.C.
7
N.C.
8
23
N.C.
Vcc
9
44
N.C.
Vcc
10
N.C.
13
N.C.
14
1
N.C.
Vss
15
22
N.C.
Vss
16
N.C.
17
2
N.C.
CLE
28
3
N.C.
ALE
29
42
N.C.
RE
30
4
N.C.
WE
31
43
N.C.
CE
32
N.C.
35
40
N.C.
GND
36
N.C.
37
N.C.
38
N.C.
39
N.C.
39
HDB0
40
HDB1
41
HDB2
42
HDB3
43
HDB4
44
HDB5
45
HDB6
46
HDB7
47
HDB8
+5V
48
HDB9
49
HDB10
50
HDB11
51
HDB12
52
HDB13
57
HDB14
58
HDB15
79
CLE
78
ALE
37
FLRD
36
FLWR
75
CE0
80
CE1
35
EGPIO0
34
EGPIO1
33
EGPIO2
30
EGPIO3
29
2.5V
EGPIO4
28
41MHz
EGPIO5
0V
18
XIN
R18 1M
17
XOUT
X10
40.960MHz
16
CLKOUT
38
N.C.
55
N.C.
56
N.C.
76
N.C.
39
HDB0
40
HDB1
41
HDB2
42
HDB3
43
HDB4
44
HDB5
45
HDB6
46
HDB7
47
HDB8
+5V
48
HDB9
49
HDB10
50
HDB11
51
HDB12
52
HDB13
57
HDB14
58
HDB15
79
CLE
78
ALE
37
FLRD
36
FLWR
75
CE0
80
CE1
35
EGPIO0
34
EGPIO1
33
EGPIO2
30
EGPIO3
29
2.5V
EGPIO4
28
41MHz
EGPIO5
0V
18
XIN
R19 1M
17
XOUT
X11
40.960MHz
16
CLKOUT
38
N.C.
55
N.C.
56
N.C.
76
N.C.
DSP
IC14
LD[0]
14
HOSTDB0
LD[1]
13
HOSTDB1
LD[2]
12
HOSTDB2
LD[3]
11
HOSTDB3
LD[4]
10
HOSTDB4
LD[5]
9
HOSTDB5
LD[6]
8
HOSTDB6
LD[7]
7
HOSTDB7
LA[1]
4
HI/LO
5
HSTRD
6
HSTWR
3
ACK
77
DSPCS
3C
HWS[1]
27
DR0
HWR[1]
25
DX0
26
DR1
24
DX1
CP[0]
23
FSYNC
2MHZ
20
SCLK
22
PDN
21
RESET
59
ADDR0
60
ADDR1
61
ADDR2
62
ADDR3
63
ADDR4
64
ADDR5
65
ADDR6
66
ADDR7
67
ADDR8
68
ADDR9
69
ADDR10
70
ADDR11
71
ADDR12
72
ADDR13
2
ADDR14
1
ADDR15
+5V
19
VCC
32
53
73
15
GND
31
54
74
DSP
IC15
LD[0]
14
HOSTDB0
LD[1]
13
HOSTDB1
LD[2]
12
HOSTDB2
LD[3]
11
HOSTDB3
LD[4]
10
HOSTDB4
LD[5]
9
HOSTDB5
LD[6]
8
HOSTDB6
LD[7]
7
HOSTDB7
LA[1]
4
HI/LO
5
HSTRD
WELN
6
HSTWR
3
ACK
77
DSPCS
3C
HWS[1]
27
DR0
HWR[1]
25
DX0
26
DR1
24
DX1
CP[1]
23
FSYNC
2MHZ
20
SCLK
22
PDN
21
RESET
59
ADDR0
60
ADDR1
61
ADDR2
62
ADDR3
63
ADDR4
64
ADDR5
65
ADDR6
66
ADDR7
67
ADDR8
68
ADDR9
69
ADDR10
70
ADDR11
71
ADDR12
72
ADDR13
2
ADDR14
1
ADDR15
+5V
19
VCC
32
53
73
15
GND
31
54
74
2MHZ,CP[0-1],HWR[1],HWS[1],LA[1-2]
LD[0-7]
3B;2E
3B;2E
0V
5V
8kHz
0V
NOMAL : 5V
RESET : 0V
PARALLEL I/O
IC16
43
9
P0
P16
42
10
P1
P17
41
11
P2
P18
40
13
P3
P19
38
8
P20
P4
37
7
P5
P21
36
6
P6
P22
35
5
P7
P23
LD[0]
14
32
P8
D0
LD[1]
15
31
P9
D1
LD[2]
16
30
P10
D2
LD[3]
18
29
P11
D3
LD[4]
19
28
P12
D4
LD[5]
20
27
D5
P13
LD[6]
21
26
P14
D6
LD[7]
23
25
P15
D7
LA[1]
4
A0
+5V
LA[2]
3
A1
39
VCC
24
VCC
4E
5V
17
VCC
0V
4C
PIOCSN
1
CS
2
33
GND
RESET
2D
34
4E;2E
WR
12
44
N.C.
RD
4E;2E
22
N.C.
CN10
LD[0]
R22
0
18
LD[0]
LD[1]
R23
0
17
LD[1]
LD[2]
R24
0
20
LD[2]
LD[3]
R25
0
19
LD[3]
LD[4]
R26
0
22
LD[4]
LD[5]
R27
0
21
LD[5]
LD[6]
R28
0
24
LD[6]
LD[7]
R29
0
23
LD[7]
LA[1]
R30
0
10
LA[1]
LA[2]
R31
0
9
LA[2]
3B;4E
34
REN
33
WELN
3B;4E
HWS[1]
44
HWS[1]
HWR[1]
43
HWR[1]
CP[0]
39
CP[0]
CP[1]
38
CP[1]
2MHZ
42
2MHZ
IC18
4
2
3B
2
LRSTN
5V
0V
+5V
3
+5V
4
+5V
5
+5V
6
+5V
7
+5V
8
+5V
25
GND
26
GND
27
GND
28
GND
29
GND
30
GND
31
GND
32
GND
36
UCDCD
1
N.C.
13
N.C.
14
N.C.
15
N.C.
16
N.C.
35
N.C.
40
N.C.
41
N.C.
DECODER
IC17
LA[14]
15
1
Y0
A
12
LA[14]
LA[15]
2
B
14
3
11
LA[15]
Y1
C
13
Y2
UCDCSN
4
37
UCDCSN
G2A
12
5
Y3
G2B
+5V
11
Y4
6
G1
10
16
Y5
VCC
9
Y6
7
8
Y7
GND
+5V
5
1
N.C.
IC18
3
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