Olivetti ECR 7100 Service Manual page 47

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__________________________________________________________________________________________
Port assigns (TMP86FS28DFG)
Port #
Pin Specification
#
Pin Name
P0
10
0
11
1
12
2
INT3/PPG10
P1
15
0
AIN0
16
1
AIN1
17
2
AIN2/STOP2
18
3
AIN3/STOP3
19
4
AIN4/STOP4
20
5
AIN5/STOP5
21
6
AIN6
22
7
AIN7
P2
9
0
INT5/STOP
6
1
XTIN
7
2
XTOUT
P3
24
0
INT0
25
1
DVO
26
2
27
3
28
4
SO/RXD1/BOOT
29
5
SI/TXD1
30
6
SCK
31
7
TC10/INT4
P4
32
0
SEG39/INT1
33
1
SEG38/INT2
34
2
SEG37/PPG11
35
3
SEG36/TC11
36
4
SEG35
37
5
SEG34
38
6
SEG33
39
7
SEG32
_____________________________________________________________________________
Y110910 – 8
Signal
Specification
I/O
Type
Name
I/O
P_MOTOR
PRINTER MOTOR
I/O
P_TRG
PRINTER TORIGER
I/O
TP-t
Timing Plus t
I/O
KS0
Key Scan
I/O
KS1
Key Scan
I/O
KS2
Key Scan
I/O
KS3
Key Scan
I/O
KS4
Key Scan
I/O
KS5
Key Scan
I/O
KS6
Key Scan
I/O
KS7
Key Scan
I/O
OD
E2_DO
EEPROM_Data Out
I
OD
XTIN
32.768kHZ
O
OD
XTOUT
32.768kHZ
I/O
KS8
Key Scan
I/O
BUZEZER
LCD DSP Chip
I/O
DSP_CS
I/O
DSP_DATA
LCD DSP DATA
I/O
RXD1
I/O
TXD1
LCD DSP WRITE
I/O
DSP_WR
I/O
RP
Reset Plus
I/O
PF
Power Fail Signal
I/O
TP-T
Timing Plus T
I/O
KR0
Key Return
I/O
KR1
Key Return
I/O
KR2
Key Return
I/O
KR3
Key Return
I/O
KR4
Key Return
I/O
KR5
Key Return
ECR7100 Service Manual
Signal
I/O
Pin
Term.
O
GND-PD
O
GND-PD
I
GND-PD
O
-
O
-
O
-
O
-
O
-
O
-
O
-
O
-
O
-
CLK
-
CLK
-
O
-
O
GND-PD
Buzzer
O
-
select
O
-
RXD1
I
VCC-PU
TXD1
O
-
O
VCC-PU
clock
I
GND-PD
I
VCC-PU
I
GND-PD
I
VCC-PU
I
VCC-PU
I
VCC-PU
I
VCC-PU
I
VCC-PU
I
VCC-PU
INITIAL
PF
(Backup)
I/O
Data
I/O
Data
O
L
O
L
O
L
O
L
I
(L)
I
L
O
H
O
L
O
H
O
L
O
H
O
L
O
H
O
L
O
H
O
L
O
H
O
L
O
H
O
L
O
H
O
L
O
L
I
L
I
O
I
O
O
O
O
O
O
H
O
L
O
L
O
L
O
H
O
L
O
L
O
L
I
H
I
L
O
L
O
L
O
H
O
L
I
(L)
I
L
I
L
I
H
I
(L)
I
L
I
(H)
I
(L)
I
(H)
I
(L)
I
(H)
I
(L)
I
(H)
I
(L)
I
(H)
I
(L)
I
(H)
I
(L)
Remark
Port Assignment
Summary
(Common)
Printer Control
Key scan
Printer Control
Crystal for RTC
Key scan
Buzzer
Drawer
(*1)
(*1)
Printer control
PF
Printer control
Key return
47

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