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Sharp UP-5900 Service Manual page 75

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17-5. PIN DESCRIPTION
Pin
I/O
Signal name
No.
1
NC
2
I
Y737I
3
GND
4
O
Y737O
5
GND
6
I
IS3#
7
I
IS4#
8
O
KRES1
9
O
HTS1
10
I
STH1
11
O
SCK1
12
GND
13
O
HOP2
14
O
HOP1
15
I
HIP2
16
I
HIP1
17
I
HIP0
18
I
SW0
19
I
SW1
20
I
SW2
21
I
SW3
22
I
SW4
23
I
SW5
24
I
SW6
25
I
SW7
26
GND
27
VDD
28
O
TXD3
29
I
RXD3
30
O
DTR3#
31
I
DSR3#
32
O
RTS3#
33
I
CTS3#
34
I
DCD3#
35
I
RI3#
36
GND
37
I
TXD4
38
I
RXD4
39
O
DTR4#
40
I
DSR4#
41
O
RTS4#
42
I
CTS4#
43
I
DCD4#
44
I
RI4#
45
GND
46
VDD
47
O
TXD2
48
I
RXD2
49
O
DTR2#
50
I
DSR2#
51
O
RTS2#
Function
SERAMIC RESONATOR CLOCK INPUT
SERAMIC RESONATOR CLOCK OUT-
PUT
STD CKDC INTERRUPT REQUEST
(KIRQ1#)
STD CKDC SHIFT ENABLE (SHEN1#)
STD CKDC RESET
STD CKDC HOST TO SUB
STD CKDC SUB TO HOST
STD CKDC CLOCK
GENERAL-PURPOSE OUTPUT PORT 2
GENERAL-PURPOSE OUTPUT PORT 1
GENERAL-PURPOSE INPUT PORT 2
GENERAL-PURPOSE INPUT PORT 1
GENERAL-PURPOSE INPUT PORT 0
DIP SWITCH 0
DIP SWITCH 1
DIP SWITCH 2
DIP SWITCH 3
DIP SWITCH 4
DIP SWITCH 5
DIP SWITCH 6
DIP SWITCH 7
RS-232 FRONT VFD TXD
RS-232 FRONT VFD RXD
RS-232 FRONT VFD DTR
RS-232 FRONT VFD DSR
RS-232 FRONT VFD RTS
RS-232 FRONT VFD CTS
RS-232 FRONT VFD DCD
RS-232 FRONT VFD RI
RS-232 CUSTOMER VFD TXD
RS-232 CUSTOMER VFD RXD
RS-232 CUSTOMER VFD DTR
RS-232 CUSTOMER VFD DSR
RS-232 CUSTOMER VFD RTS
RS-232 CUSTOMER VFD CTS
RS-232 CUSTOMER VFD DCD
RS-232 CUSTOMER VFD RI
RS-232 COM4/6 TXD
RS-232 COM4/6 RXD
RS-232 COM4/6 DTR
RS-232 COM4/6 DSR
RS-232 COM4/6 RTS
Pin
I/O
No.
52
I
53
I
54
I
55
56
O
57
I
58
O
59
I
60
O
61
I
62
I
63
I
64
65
I
66
O
67
O
68
I
69
O
70
71
O
72
O
73
O
74
O
75
I
76
I
77
I
78
79
80
I
81
I
82
I
83
I
84
O
85
O
86
I
87
O
88
I
89
O
90
I
91
I
92
I
93
94
O
95
O
96
O
97
O
98
I
99
I
100
101
I
102
I
103
I
UP-5900VS CIRCUIT DESCRIPTION
5 – 45
Signal name
CTS2#
RS-232 COM4/6 CTS
DCD2#
RS-232 COM4/6 DCD
RI2#
RS-232 COM4/6 RI
GND
TXD1
RS-232 COM3/5 TXD
RXD1
RS-232 COM3/5 RXD
DTR1#
RS-232 COM3/5 DTR
DSR1#
RS-232 COM3/5 DSR
RTS1#
RS-232 COM3/5 RTS
CTS1#
RS-232 COM3/5 CTS
DCD1#
RS-232 COM3/5 DCD
RI1#
RS-232 COM3/5 RI
GND
S5#
OPT CKDC SHIFT ENABLE (SHEN2#)
KRES2
OPT CKDC RESET
HTS2
OPT CKDC HOST TO SUB
STH2
OPT CKDC SUB TO HOST
SCK2
OPT CKDC CLOCK
GND
DR0
DRAWER DRIVE 0
DR1
DRAWER DRIVE 1
DR2
DRAWER DRIVE 2
DR3
DRAWER DRIVE 3
DS
DRAWER OPEN SENSOR
CLS1
MCR CARD LOADING SIGNAL 1
RDD1
MCR READ DATA 1
VDD
GND
RCP1
MCR READ CLOCK PULS 1
CLS2
MCR CARD LOADING SIGNAL 2
RDD2
MCR READ DATA 2
RCP2
MCR READ CLOCK PULS 2
SIOCS#
SUPER I/O A15-A11 DECODE
TXD5
RS-232 TUCH PANEL TXD
RXD5
RS-232 TUCH PANEL RXD
DTR5#
RS-232 TUCH PANEL DTR
DSR5#
RS-232 TUCH PANEL DSR
RTS5#
RS-232 TUCH PANEL RTS
CTS5#
RS-232 TUCH PANEL CTS
DCD5#
RS-232 TUCH PANEL DCD
RI5#
RS-232 TUCH PANEL RI
GND
ST0
MODE KEY/CLERK KEY STROBE 0
ST1
MODE KEY/CLERK KEY STROBE 1
ST2
MODE KEY/CLERK KEY STROBE 2
ST3
MODE KEY/CLERK KEY STROBE 3
MODR
MODE KEY RETURN
CFSR
CLERK KEY RETURN
GND
BALE
ISA BUS ADDRESS LATCH ENABLE
from CPU
AEN
ISA ADDRESS ENABLE from CPU
MEMR#
ISA MEMORY READ COMMAND from
CPU
Function

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