WM-EX651
18
18
WM-EX651
Pin No.
Pin Name
I/O
Description
1
FF/REW CTL
O
Motor speed control signal output “H”: FF/REW
2
FWD SW
I
Direction switch signal input “L”: FWD
3
CENTER SW
I
Direction switch signal input “L”: CENTER
4
REV SW
I
Direction switch signal input “L”: REV
5
CASSETTE SW
I
Cassette detection switch signal input
“L”: with cassette “H”: without cassette
6
DATA/RMUM
I/O
Serial data output of communication with the remote commander having phone, and the
remote control sensing signal input from remote commander having phone
7
REVIVE CTL
O
Tone selection signal output to TA2123AF
“L”: REVIVE “H”: OFF/MEGA BASS/GROOVE
8
MEGA BASS CTL
O
Tone selection signal output to TA2123AF
“L”: MEGA BASS “H”: OFF/REVIVE/GROOVE)
9
F/R CTL
O
FWD/REV head selection signal output to TA2123AF “L”: FWD “H”: REV
10
BOOST CTL
O
Power supply ON/OFF control signal output to TA2123AF “L”: OFF “H”: ON
11
AMP CTL
O
power supply ONPower supply ON/OFF control signal output to TA2123AF
“L”: power supply OFF “H”: power supply ON
12
HOLD
I
HOLD switch detection signal input “L”: HOLD ON
13
SET STOP 1
I
Battery voltage detection input when the machine is stopped. (A/D input)
14
SET STOP 2
I
Reference voltage input when the machine is stopped. (A/D input)
15
BATT DET
I
Battery voltage detection input (A/D input)
16
KEY IN
I
Key signal input from remote commander (A/D input)
17
PM CTL
O
Plunger drive signal output “L”: plunger ON
18
PHOTO CTL
O
Control signal output to the rotation detection circuit of the capstan/reel
“L”: rotation detection circuit ON
19
MUTE CTL
O
Audio mute control signal output to TA2123AF
“L”: mute ON “H”: mute OFF
20
SPCON C
O
Motor speed control cancel signal output
“high impedance”: cancel, “L”: normal
21
VDD1
—
Power supply (+2.5 V)
22
VSS
—
Ground
23
VDD
—
Power supply (+1.1 V)
24
VDDH
—
Step-up power supply terminal for back-up
25
CB1
—
Terminal to which capacitor for step-up power supply is connected
26
CB2
—
Terminal to which capacitor for step-up power supply is connected
27
VDDL
—
Power supply terminal for internal logic
28
XT0
O
Crystal oscillator output (32.768 kHz)
29
XT1
I
Crystal oscillator input (32.768 kHz)
30
TST1B
I
Test input (Not used) (Connected to VDD)
31
TST2B
I
Test input (Not used) (Connected to VDD)
32
OSCM
—
Not used (open)
33
OSC0
—
Not used (open)
34
OSC1
O
Not used (open)
35
RESET
I
System reset signal input “L”: reset
36
BEEP
O
Beep signal output to TA2123AF
37
IN PHOTO
I
Rotation detection input of capstan/reel
38
AVLS CTL
O
AVLS ON/OFF control signal output “L”: AVLS OFF, “H”: AVLS ON
39
AMS IN
I
AMS detection signal input from TA2123AF
40
KO1 (OUT 1)
O
Key matrix signal output
6-7. IC Pin Function Descriptions
• IC701 ML63512-133TBZ020 (SYSTEM CONTROL) (MAIN BOARD)
Pin No.
Pin Name
I/O
Description
41
KO2 (OUT 2)
O
Key matrix signal output
42
K1 (IN 1)
I
Key matrix signal input
43
K2 (IN 2)
I
Key matrix signal input
44
SPEED CTL
O
Tape speed control signal output
45
MOTOR CTL
O
Motor start control signal output to MM1279XVBE “H”: motor ON
46
MOTOR DIR
O
Motor direction control signal output to MM1279XVBE
“L”: clockwise “H”: counter-clockwise
47
AUDIO ATT
O
Audio attenuation ON/OFF control signal output
“L” : OFF “H” : ON
48
RESTART MOTOR
O
Signal output for motor start-up status control to MM1279XVBE
