KCH-16
20
SEMICONDUCTOR DATA
CPU: 3062LFGPUKCTA (Control unit IC9)
Pin No.
Port Name I/O
Function
1
KEYI0
I
Key matrix input 0
2
KEYO3
O
Key matrix output 3
3
KEYO2
O
Key matrix output 2
4
KEYO1
O
Key matrix output 1
5
KEYO0
O
Key matrix output 0
6
BYTE
I
+5V (H: 8bit bus)
7
CNVSS
-
Pull down
8
NC
-
Not used
9
SFT
O
Beat shift (H: ON)
10
RESET
I
CPU reset
11
XOUT
O
14.7456MHz clock output
12
VSS
-
GND
13
XIN
I
14.7456MHz clock input
14
VCC
-
+5V
15
NMI
I
Not used
16
NC
-
Not used
17
INT 1
-
Not used
18
INT 0
I
RXD interrupt
19
PTT
I
PTT (L: ON)
20
LCONT
O
LCD Contrast (H: ON)
21
HOOK
I
HOOK (L: ON)
22
KVL
I
KVL3000 (L: Connect)
23~26
NC
-
Not used
27
RXD2
I
Serial interface from Deck (Open
drain)
28
TXD2
O
Serial interface to Deck (Open drain)
29
TXD
-
Not used
30
RXD
-
Not used
31
SCLK
-
Not used
32
BUSY
-
Not used
33
EEPDT
-
Not used
34
EEPCL
-
Not used
35,36
NC
-
Not used
37
RDY
-
Not used
38
ALE
-
Not used
39
EPM
-
Not used
40
HLDA
-
Not used
41
BCLK
-
Not used
42
RD
-
Not used
Pin No.
Port Name I/O
Function
43
BHE
-
Not used
44
WR
O
LCD driver bus WR
45
DM2
O
Display backlight control 2
46
DM1
O
Display backlight control 1
47
LCDRST
O
LCD driver reset
48
CS0
-
LCD driver bus CS
49
BUSYR
O
BUSY LED Red (H: ON)
50
BUSY
O
BUSY LED Green (H: ON)
51
TX
O
TX LED Red (H: ON)
52
TXG
O
TX LED Green (H: ON)
53~59
A15~A9
-
Not used
60
VCC
-
+5V
61
A8
-
Not used
62
VSS
-
GND
63~69
A7~A1
-
Not used
70
A0
O
LCD driver bus A0
71
PF4
I
[C] key
72
PF3
I
[B] key
73
PF2
I
[A] key
74
PF1
I
[S] key
75,76
NC
-
Not used
77
EDN
I
[
] key
78
EUP
I
[
] key
79~86
D7~D0
I/O
LCD driver data bus
87,88
NC
-
Not used
89
ZDN
I
[ ] key
90
ZUP
I
[ ] key
91
PF5
I
[Orange] key
92
1/2
I
Head 1/2 check (L: Head 1)
93
VOL
I
Volume control
94
AVSS
-
GND
95
B/F
I
Basic/Full panel check (H: Full panel
(KCH-16))
96
VREF
-
+5V
97
AVCC
-
+5V
98
TEST
I
LCD check mode (H: Normal mode)
99
KEYI2
I
Key matrix input 2
100
KEYI1
I
Key matrix input 1
