DOWNLOAD Sharp UP-3300 (serv.man16) Service Manual ↓ Size: 4.75 MB | Pages: 108 in PDF or view online for FREE

Model
UP-3300 (serv.man16)
Pages
108
Size
4.75 MB
Type
PDF
Document
Service Manual
Brand
Device
EPOS / Service Manual
File
up-3300-sm16.pdf
Date
PREV: Sharp UP-3300 (serv.man15) Service Manual

Sharp UP-3300 (serv.man16) Service Manual ▷ View online

CHAPTER 7. CIRCUIT DESCRIPTION
1. Hardware block diagram
Drawer x 2
RS232 x 2
CPU
H8/510
MPCA8
IR
PSEUDO
SRAM
1MB
OPC2
EXT.SLOT
(80pin x 2)
RAMCN
(72pin)
CKDC9
SW
VCC
LCD
640 x 480 dots
DRIVER +24V
DRIVER +24V
DRIVER/
RECEIVER
VGA
CONTROLLER
MN89303A
BRIGHTNESS
CONTROL
VOLUME
INVERTER
CONTRAST
ADJUSTMENT
VOLUME
POWER SUPPLY
VRAM
(DRAM 512K)
SRN
FLASH
ROM
2MB
PRINTER
TOUCH
PANEL
CONTROLLER
7 – 1
2. Description of main LSI’s
2-1. CPU (HD6415108FX)
1) Pin description 
RES
NMI
VSS
P10
P11
P12
P13
P14
P15
P16
P17
D8
D9
D10
D11
D12
D13
D14
D15
VSS
A0
A1
A2
A3
A4
A5
A6
A7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
STBY
MD2
MD1
MD0
VCC
RFSH
LWR
HWR
RD
AS
E
VSS
XTAL
EXTAL
VSS
TX
D2
RXD2
TX
D1
RXD1
SCK2/IRQ3
SCK1/IRQ2
IR
Q1
IR
Q0
VCC
AVCC
P73
P72
112
111
110
109
108
107
106
105
104
103
102
101
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
P41
P42
P43
P44
P45
P46
P47
VSS
P50
P51
P52
P53
P54
P56
P57
P60
P61
P62
P63
P64
P65
P66
P67
VSS
AVSS
P70
P71
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
78
80
81
82
83
84
A8
A9
A10
A11
A12
A13
A14
A15
VSS
A16
A17
A18
A19
A20
A21
A22
A23
VSS
P30
/WAIT
P31/BACK
P32/BREQ
P33
P34
P35
P36
P37
VCC
P40
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
X
P55
7 – 2
2) Block diagram 
P47
P46
P45
P44
P43
P42
P41/TMCI
P40
P37
P36
P35
P34
P33
BREQ
BACK
WAIT
P27/A23
P26/A22
P25/A21
P24/A20
P23/A19
P22/A18
P21/A17
P20/A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
VCC
VCC
VCC
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AVCC
AVSS
MD2
MD1
MD0
RES
STBY
NMI
AS
RD
HWR
LWR
RFSH
EXTAL
XTAL
E
P17
P16
P15
P14
P13
P12
P11
P10
D15
D14
D13
D12
D11
D10
D9
D8
P57
P56
P55
P54
P53
P52
P51
P50
P67
P66
P65
P64
P63
P62
P61
P60
P73
P72
P71
P70
TXD2
RXD2
TXD1
RXD1
SCK2/IRQ3
SCK1/IRQ2
IRQ1
IRQ0
H8/500 CPU
DTC
Serial
communication
interface x 2ch
8bit timer
16bit free running
timer x 2ch
Refresh controller
Wait state
controller
A/D convertor
Interruption controller
Clock
oscillator
Watch
dog timer
Data bus
Port 1
Data bus (Lower)
Data bus (Upper)
Address bus
Port 2
Port 3
Port 4
Port 5
Port 6
Port 7
Port 8
Address bus
X
7 – 3
3) Pin description
Pin
No.
Symbol
Signal
name
In/
Out
Function
1
/RES
/RESET
In
Reset signal 
2
NMI
NMI
In
Non-maskable interrupt input
for SSP interrupt input. 
3
VSS
GND
In
GND
4
D0
D0
I/O
Data bus 
5
D1
D1
I/O
Data bus 
6
D2
D2
I/O
Data bus 
7
D3
D3
I/O
Data bus 
8
D4
D4
I/O
Data bus 
9
D5
D5
I/O
Data bus 
10
D6
D6
I/O
Data bus 
11
D7
D7
I/O
Data bus 
12
D8
D8
I/O
Data bus 
13
D9
D9
I/O
Data bus 
14
D10
D10
I/O
Data bus 
15
D11
D11
I/O
Data bus 
16
D12
D12
I/O
Data bus 
17
D13
D13
I/O
Data bus 
18
D14
D14
I/O
Data bus 
19
D15
D15
I/O
Data bus 
20
VSS
GND
In
GND
21
A0
A0
Out
Address bus 
22
A1
A1
Out
Address bus 
23
A2
A2
Out
Address bus 
24
A3
A3
Out
Address bus 
25
A4
A4
Out
Address bus 
26
A5
A5
Out
Address bus 
27
A6
A6
Out
Address bus 
28
A7
A7
Out
Address bus 
29
A8
A8
Out
Address bus 
30
A9
A9
Out
Address bus 
31
A10
A10
Out
Address bus 
32
A11
A11
Out
Address bus 
33
A12
A12
Out
Address bus 
34
A13
A13
Out
Address bus 
35
A14
A14
Out
Address bus 
36
A15
A15
Out
Address bus 
37
VSS
GND
In
GND
38
A16
A16
Out
Address bus 
39
A17
A17
Out
Address bus 
40
A18
A18
Out
Address bus 
41
A19
A19
Out
Address bus 
42
A20
A20
Out
Address bus 
43
A21
A21
Out
Address bus 
44
A22
A22
Out
Address bus
45
A23
A23
Out
Address bus 
46
VSS
GND
In
GND
47
P30
/WAIT
In
Wait signal 
48
P31
/BACK
Out
Bus control request
acknowledge signal 
49
P32
/BREQ
In
Bus control request signal  
50
P33
DOPS
In
Drawer open signal 
51
P34
/DR0
Out
Option drawer open signal 
52
P35
/DR1
Out
Option drawer open signal 
53
P36
NC
NC
NC
54
P37
NC
NC
NC 
55
VCC
VCC
In
+5V 
56
P40
VCC
In
+5V 
57
P41
GND
In
GND 
58
P42
GND
In
GND 
Pin
No.
Symbol
Signal
name
In/
Out
Function
59
P43
GND
In
GND 
60
P44
MCRINT
In
MCR interrupt signal 
61
P45
GND
In
GND 
62
P46
/SHEN
In
CKDC interface shift enable
signal 
63
P47
GND
In
GND 
64
VSS
GND
In
GND 
65
P50
GND
In
GND 
66
P51
GND
In
GND 
67
P52
GND
In
GND 
68
P53
GND
In
GND 
69
P54
GND
In
GND 
70
P55
GND
In
GND 
71
P56
GND
In
GND 
72
P57
/STOP
Out
System reset output signal 
73
P60
/IPLON0
In
From IPL SW of ER-A7RS
74
P61
/IPLON1
In
From IPL SW of UP-3300
75
P62
GND
In
GND 
76
P63
NORDY
In
Flash Memory ready ("H" active)
77
P64
FVPON
Out
Flash Memory write protect ("L"
active)
78
P65
BANK
Out
For IPL ROM
79
P66
GND
In
GND
80
P67
GND
In
GND
81
VSS
GND
In
GND
82
AVSS
GND
In
GND
83
P70
GND
In
GND
84
P71
GND
In
GND
85
P72
GND
In
GND
86
P73
GND
In
GND
87
AVCC
VCC
In
+5V
88
VCC
VCC
In
+5V
89
/IRQ0
/IRQ0
In
Interrupt signal 0
90
/IRQ1
/IRQ1
In
Interrupt signal 1 
91
/IRQ2
UASCK
In
Synchronizing shift clock signal
for IR 
92
/IRQ3
SCKI
Out
CKDC interface synchronizing
shift clock 
93
RXD1
/UARX
In
RXD signal for IR
94
TXD1
/UATX
Out
TXD signal for IR 
95
RXD2
RXDI
In
CKDC interface shift input data 
96
TXD2
TXDI
Out
CKDC interface shift output
data 
97
VSS
GND
In
GND
98
EXTAL
EXTAL
In
Crystal oscillator connection
19.6MHz 
99
XTAL
XTAL
In
Crystal oscillator connection
19.6MHz 
100
VSS
GND
In
GND
101
X
#
Out
System clock
102
E
NC
NC
NC
103
/AS
/AS
Out
Address strobe
104
RD
/RD
Out
Read signal
105
/HWR
/HWR
Out
Write signal (HIGH)
106
/LWR
/LWR
Out
Write signal (LOW) 
107
/RFSH
/RFSH
Out
Refresh cycle signal
108
VCC
VCC
In
+5V
109
MD0
IPLON0
In
From IPL SW of ER-A7RS
110
MD1
IPLON0
In
From IPL SW of ER-A7RS
111
MD2
/IPLON0
In
From IPL SW of ER-A7RS
112
/STBY
VCC
In
+5V
7 – 4
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