Read Sharp UP-600 / UP-700 (serv.man25) Service Manual online
2) Pin configration
Pin
No.
Name
Description
1
VSS
GND
2
IOCS#
Chip select input for control register
3
HWR#
High write strobe input
4
LWR#
Low write strobe input
5
RD#
Read strobe input
6
MCS#
Chip select input for VRAM
7
WAIT#
WAIT output to MPU
8
VDD
+5V
9
MPUCLK
MPU clock
10
VSS
GND
11
RESET#
Reset input
12
MPUSEL
8/16-bit selective input to MPU
13
VSS
GND
14
BHE#
Bus high enable input
15
A0
MPU address bus 0
16
A1
MPU address bus 1
17
A2
MPU address bus 2
18
A3
MPU address bus 3
19
A4
MPU address bus 4
20
A5
MPU address bus 5
21
A6
MPU address bus 6
22
A7
MPU address bus 7
23
VDD
+5V
24
VSS
GND
25
VSS
GND
26
A8
MPU address bus 8
27
A9
MPU address bus 9
28
A10
MPU address bus 10
29
A11
MPU address bus 11
30
A12
MPU address bus 12
31
A13
MPU address bus 13
32
N.C
33
N.C
34
VDD
+5V
35
VSS
GND
36
N.C
37
N.C
38
N.C
39
N.C
40
VSS
GND
41
VSS
GND
42
VDD
+5V
43
D0
MPU data bus 0
44
D1
MPU data bus 1
45
D2
MPU data bus 2
46
D3
MPU data bus 3
47
D4
MPU data bus 4
48
D5
MPU data bus 5
49
D6
MPU data bus 6
50
D7
MPU data bus 7
51
VSS
GND
52
VDD
+5V
53
D8
MPU data bus 8
54
D9
MPU data bus 9
Pin
No.
Name
Description
55
D10
MPU data bus 10
56
D11
MPU data bus 11
57
D12
MPU data bus 12
58
D13
MPU data bus 13
59
D14
MPU data bus 14
60
D15
MPU data bus 15
61
LCDENB
LCD (ON/OFF) control signal input
62
M
LCD AC-conversion signal output
63
VDD
+5V
64
VSS
GND
65
VSS
GND
66
CP
Display data transfer clock
67
LP
Display data clutch pulse
68
FLM
FIRST LINE MARKER signal output
69
UD0
LCD display data bus 0
70
UD1
LCD display data bus 1
71
UD2
LCD display data bus 2
72
UD3
LCD display data bus 3
73
N.C
74
N.C
75
N.C
76
N.C
77
VDD
+5V
78
OSC1
Oscillation input terminal
79
OSC2
Oscillation output terminal
80
VSS
GND
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