KCH-14/15
7
SEMICONDUCTOR DATA
CPU:30302M84Z2GP(Display unit IC3)
Pin
Port Name
I/O
Function
No.
66
PF9
I
No connection (KCH-14), [PF9] Key (KCH-15)
67
PF8
I
No connection (KCH-14), [PF8] Key (KCH-15)
68
PF7
I
No connection (KCH-14), [PF7] Key (KCH-15)
69
PF6
I
No connection (KCH-14), [PF6] Key (KCH-15)
70
PF5
I
[PF5] Key (KCH-14/15)
71
PF4
I
[PF4] Key (KCH-14/15)
72
PF3
I
[PF3] Key (KCH-14/15)
73
PF2
I
[PF2] Key (KCH-14/15)
74
PF1
I
[PF1] Key (KCH-14/15)
75
SCN
I
No connection (KCH-14), [SCN] Key (KCH-15)
76
MON
I
No connection (KCH-14), [MON]Key (KCH-15)
77
ZDN
I
[Zone down] Key (KCH-14/15)
78
ZUP
I
[Zone up] Key (KCH-14/15)
79
NC
−
No connection
80
DISP
O
LCD driver DISP
(L:LCD inactive, H:LCD active)
81
DM2
O
Display backlight control 2
82
DM1
O
Display backlight control 1
83
DO
O
LCD driver data output
84
DI
I
LCD driver data input
85
CL
O
LCD driver clock
86
CE
O
LCD driver CS
87~92 NC
−
No connection
93
VOL
I
Volume control
94
AVSS
−
GND
95
NC
−
No connection
96
VREF
−
+5V
97
AVCC
−
+5V
98
TEST
I
LCD check mode
(L:LCD check mode, H:Normal mode)
99
1/2
I
Head 1/2 check (L:Head 1, H:Head 2)
100
B/F
I
Basic/Full panel check
(L:Basic panel, H:Full panel)
1~5
NC
−
No connection
6
BYTE
−
GND
7
CNVSS
−
GND
8
NC
−
No connection
9
SFT
O
Beat Shift (L:Shift off, H:Shift 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
NC
16
NC
−
No connection
17
INT1
I
Encoder interrupt
18
INT0
I
RXD interrupt
19
PTT
I
PTT (L:On, H:Off)
20
HOOK
I
HOOK (L:On, H:Off)
21
END
I
Encoder data
22
KVL
I
KVL3000 (L:Connect, H:Disconnect)
23
DM
I/O
MIC keypad data
24
NC
−
No connection
25
BLC
O
MIC keypad backlight control
(L:Off,H:On)
26
NC
−
No connection
27
RXD2
I
Serial interface from Deck
(Nch open drain output)
28
TXD2
O
Serial interface to Deck
(Nch open drain output)
29
TXD
−
No connection
30
RXD
−
No connection
31
SCLK
−
No connection
32
BUSY
−
No connection
33
AI2
I
Auxiliary input 2 (L:Active, H:Inactive)
34
AI1
I
Auxiliary input 1 (L:Active, H:Inactive)
35
AO2
O
Auxiliary output 2 (L:Active, H:Inactive)
36
AO1
O
Auxiliary output 1 (L:Active, H:Inactive)
37,38 NC
−
No connection
39
EPM
−
No connection
40~55 NC
−
No connection
56
BUSYR
O
BUSY LED
OFF
(BUSY:Low, BUSYR:Low)
GREEN
(BUSY:Low, BUSYR:High)
57
BUSY
O
RED
(BUSY:High, BUSYR:Low)
ORANGE (BUSY:High, BUSYR:High)
58
TX
O
TX LED (TX, TXG)
Low Low :TX LED OFF
Low Hi
:TX LED GREEN ON
59
TXG
O
Hi Low
:TX LED RED ON
Hi Hi
:TX LED ORANGE ON
60
VCC
−
+5V
61
NC
−
No connection
62
VSS
−
GND
63~65 NC
−
No connection
Pin
Port Name
I/O
Function
No.
