DM-3090
52
P42/A18
In/Output
SYS D2 (data bus 2)
53
P41/A17
In/Output
SYS D1 (data bus 1)
54
P40/A16
In/Output
SYS D0 (data bus 0)
55*
P37/A15
Output
Not used
56*
P36/A14
Output
Not used
57*
P35/A13
Output
Not used
58
P34/A12
Output
EEPRO (EEPROM protection cancel)
59
P33/A11
Output
EPCS (EEPROM chip selector output)
60
P32/A10
In/Output
EEPD (EEPROM sirial data output)
61
P31A9
Output
EEPK (EEPROM sirial colck output)
62
Vcc
Input
+ 3.15V
63*
P30/A8
Output
Not used
64
Vss
—
GND
65*
P27/A7
Output
L3 DATA (soft serial communication, 2 modes provided, LSB fast)
66*
P26/A6
Output
L3 MODE (soft serial communication, 2 modes provided, LSB fast)
67*
P25/A5
Output
L3 CLK (soft serial communication, 2 modes provided, LSB fast)
68*
P24/A4
Output
Not used
69*
P23/A3
Output
Not used
70
P22/A2
Output
PCNT0 output
71*
P21/A1
Output
Not used
72
P20/A0
Output
LDON output (H: ON)
73
P17/D15
Output
ANLPTR output
74*
P16/D14
Output
ADPON output (for CK)
75*
P15/D13
Output
DAPON output (for CK)
76
P14/D12
Output
DFS0 output
77
P13/D11
Output
DFS1 output
78*
P12/D10
Output
DIG EX output (for CK)
79*
P11/D9
Output
DIG CD output (for CK)
80
P10/D8
Output
XRST (system reset output)
81*
P07/D7
Output
AD MUTE output (for CK)
82*
P06/D6
Output
EMPHA output (for CK)
83*
P05/D5
Output
DA MUTE output (for CK)
84
P04/D4
Output
MUTE output
85*
P03/D3
Output
DOUTM output (for CK)
86
P02/D2
Input
TEST2 (special mode selection 2)
87
P01/D1
Input
TEST1 (special mode selection 1)
88
P00/D0
Input
TEST0 (special mode selection 0)
89
P107/AN7/KI3
Input
AVCK3 (special mode monitor input)
90
P106/AN6/KI2
Input
AVCK2 (AD/DA section 3.1V monitor input)
91
P105/AN5/KI1
Input
AVCK1 (DOUT section 5V monitor input)
92
P104/AN4/KI0
Input
DTEMP (temperature detection input)
93
P103/AN3
Input
MINF (disc type/REC input)
94
P102/AN2
Input
TEST K1 (test key input 1)
95
P101/AN1
Input
TEST K2 (test key input 2)
96
AVss
—
GND
97
P100/AN0
Input
HINF (mechanism position/HEAD position)
98
V
REF
—
+ 3.15V
99
AVcc
—
+ 3.15V
100
P97/AD
TRG
Input
CB
Pin No.
Terminal Name
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Input/Output
CIRCUIT DESCRIPTION
13
DM-3090(K)
COVER
97.11.29
0:20
AM
y [ W
40
Содержание DM-3090
Страница 31: ...DM 3090 31 PARTS DESCRIPTIONS ...