KDC-W8534/W8534Y
KDC-X790
12
Pin No.
Pin Name
I/O
Function
Processing Operation
61
PSEL
-
Connect to VDD
62
2.5VDD
-
2.5V
63
VSS
-
Connect to GND
64
MODE0
-
Connect to GND
65
MODE1
-
Pull down
66
PAN RST
I
Input from reset IC
67
AVDD1
I
D/A conversion reference voltage
Connect to D3.3V
68,69
NC
-
Pull down
70,71
AVSS1,AVSS0
-
D/A conversion reference GND
72
AVDD0
-
A/D conversion reference voltage
Connect to D3.3V
73
WAVE IN
I
Voice input
AD read
74
F01
I
BPF (63Hz)
AD read
75
F02
I
BPF (150Hz)
AD read
76
F03
I
BPF (330Hz)
AD read
77
F04
I
BPF (1kHz)
AD read
78
F05
I
BPF (3.3kHz)
AD read
79
F06
I
BPF (10kHz)
AD read
80
NC
-
Pull down
81
2.5VDD
-
2.5V
82
VSS
-
Connect to GND
83
NC
-
Not used
84
TYPE
I
Whether there is customizing or not designation setting
H : Flash ROM (This model), L : Mask ROM (Other model)
85
NC (VREFCON)
O
Not used
86
REMO
I
Remote controller signal
Detection with pulse width
87
PON FL+B
O
Fruorescent indicator bias power supply switch
H : ON, L : OFF
88
PON FLVDD
I/O
Fruorescent indicator logic section power supply switch
H : ON, Hi-Z : OFF
89
PON 5V
I/O
5V power supply switch
Remote controller IC / Space analyzer IC power
supply
H : ON, Hi-Z : OFF
90~93
NC
-
Not used
94
WE
I/O
Memory data write permission
L : Write, H : Wait
SW3.3V start up : Hi-Z
95
OE
I/O
Memory data transmission permission
L : Data transmission, H : Wait
SW3.3V start up : Hi-Z
96,97
NC
-
Not used
98
3.3VDD
-
3.3V
99
VSS
-
Connect to GND
100
FROMCHK
-
Not used
101
CE
I/O
Memory operation permission
L : Operation, H : Wait
SW3.3V start up : Hi-Z
102~104
NC
-
Not used
105
ROMCOR SCL
-
For ROM correction
106
ROMCOR SDA
-
For ROM correction
107
NC (SEL E2P)
-
Not used
108
PON TRI GREEN
I/O
Triangle green light ON switch
H : Light ON, Hi-Z : Light OFF, When blackout : Light ON
109
PON TRI RED
I/O
Triangle red light ON switch
H : Light ON, Hi-Z : Light OFF
110
PON BLUE
I/O
Blue sub-illumination light ON switch
H : Light ON, Hi-Z : Light OFF
MICROCOMPUTER’S TERMINAL DESCRIPTION
