2. MEANING EACH TERMINAL OF CPU (LM6402 H063)
I PIN
NO.
SYMBOL
I XTAL
2*
co
3
Cl
4
C2
5
C3
6 INT
7
8
9
IO
11
12*
13*
14*
15*
16*
17*
18*
19
20
21
22
23
24
25
26*
27
28
29
30
31
32
33*
34*
35*
36*
37*
38*
39*
40*
41
42
RES
DO
DI
D2
D3
EO
El
E2
E3
FO
Fl
F2
F3
GND
GND
GO
GI
G2
G3
HO
HI
H2
H3
IO
II
12
AO
Al
A2
A3
BO
Bl
B2
83
Vee
EXTAL I
Input
of
crystal oscillator
Input
port
selection
storobe
MEANING
Colon, MIN/SEC is lit,
turned
on
when level
is
"H".
Between musics signal
input.
"H"
while between musics.
Tape pulse
input
Terminal for
interruption.
Power supply frequency input.
Reset terminal. When
power
is
on,
reset when it
is
"L".
Mecha stop terminal.
Stops
when
it
is
"L".
BIAS OSC control terminal.
Stop
when
it
is
"H".
REC MUTE terminal. MUTE when
it
is
"H".
PB MUTE terminal. MUTE when it
is
"H".
Segment LED Drive a ,
Segment LED Drive b
Segment LED Drive c
Segment LED Drive d
Segment LED Drive e
Segment LED Drive f
Those synchronized
with
BO~
B3
are
turned
on lamp.
Segment LED Drive g
Strobe signal for driving function indication LED.
Synchronized LED
is lit. Refer to
BO~
B3.
Connect
to
ground
Connect
to
ground
Cam
motor
drive terminal. When played
➔
"H"
Cam
motor
drive terminal. When stopped
➔
"H"
Cam
motor
drive terminal. When searching
➔
"H" (when CUE)
Cam
motor
drive terminal. When FAST
➔
"H"
(when FF, REW)
REEL
M.
reverse
tum
terminal. When REW ➔
"H"
. Prevents
tape
slackening.
REEL
M.
normal
tum
terminal. When
FF,
PLAY ➔
"H".
When PLAY ➔
"H".
When REC ➔
"L"
.
No
connection
Cam
motor
drive terminal. When EJECT
➔
"H"
.
AUTO FADE lN.
➔
"L"
active
AUTO FADE OUT.
➔
"L"
active
}
Data
input
}
Data
selection strobe signal
output.
4 digits drive
+SY
Input
of
crystal oscillator
REC LED Drive
PLAY LED Drive
REW LED Drive
FF
LED Drive
*
Please
refer
to
Fig.
of
this terminals.
1-6
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