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Pin
IN/
Signal
Mark
No.
OUT
Name
OUT D-REC-H Delayed Record
65
C-
66
OUT
POWER-
SW
67
IN
P-ON-H
OUT DRV-
68
DATA
OUT DRV-
69
STB
OUT DRV-
70
CLK
2
OUT I
C BUS-
71
SCL
2
IN/
I
C BUS-
72
OUT
SDA
W,X,
Y,Z,
AA,
-
N.U.
AC,
AD,
73
AE
OUT SAT-
AB
MOUSE
74
-
N.U.
75
-
N.U.
OUT C-CONT Capstan Motor
76
OUT D-CONT Drum Motor
77
78
OUT C-F/R
79
IN
S-REEL
80
IN
T-REEL
OUT LM-FWD/
81
REV
82
-
N.U.
OUT A-MUTE-
83
H
OUT FF/REW-
84
L
Active
Function
Level
L
Signal
Capstan Power
L/Hi-z
Switching Pulse
Power On Signal
H
at High
LED Clock Driver
H/L
IC Control Data
LED Clock Driver
H/L
IC Chip Select
Signal
LED Clock Driver
H/L
IC Control Clock
2
I
C BUS Control
H/L
Clock
2
I
C BUS Control
H/L
Data
Not Used
-
SAT-MOUSE
Data Control
L
Signal Output
Not Used
-
-
Not Used
PWM
Control Signal
PWM
Control Signal
Capstan Motor
FWD/REV
Control Signal
H/L
(FWD="L"/
REV="H")
Supply Reel
PULSE
Rotation Signal
Take Up Reel
PULSE
Rotation Signal
H/L/
Loading Motor
Control Signal
Hi-z
-
Not Used
Audio Mute
Control
H
Signal (Mute =
"H")
CTL Amp Gain
Switching Signal
L
(FF/REW="L")
Pin
IN/
Mark
No.
OUT
W,X,
Y,Z,
AA,
-
AC,
85
AD,
AE
AB
IN
86
IN
87
IN
88
-
89
IN
90
IN
91
-
92
-
93
-
94
OUT CTL (-)
95
OUT CTL (+)
96
-
97
-
98
-
99
-
100
IN
Notes:
Abbreviation for Active Level:
PWM -----Pulse Wide Modulation
A/D--------Analog - Digital Converter
1-14-5
Signal
Function
Name
N.U.
Not Used
Easy Link Data
LINK-IN
Input
Power Voltage
P-
Down Detector
DOWN-L
Signal
Capstan Motor
Rotation
C-FG
Detection
Pulse
AMPVss AMPVss (GND)
Drum Motor
D-FG
Rotation
Detection Pulse
Drum Motor
D-PG
Pulse Generator
N.U.
Not Used
AMPVRE
V-Ref for CTL
F
AMP
IN
C
C Terminal
Playback/Record
Control Signal (-)
Playback/Record
Control Signal
(+)
CTL AMP
AMPC
Connected
Terminal
CTLAMP
To Monitor for
out
CTL AMP Output
AMPVcc AMPVcc
A/D Converter
Power Input/
AVcc
Standard
Voltage Input
IF AGC Control
AGC
Signal
Active
Level
-
Z/L
L
PULSE
-
PULSE
PULSE
-
-
-
H/L
H/L
-
PULSE
-
-
H/L/
Hi-z
HC493PIN
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