Rev. 1.0, 02/00, page 12 of 1141
Type
Symbol
Pin No.
I/O
Name and Function
AN7 to
AN0
28 to 35
Input
Analog input channels 7 to 0:
Analog data input pins. A/D conversion is
started by a software triggering
AN8
AN9
ANA
ANB
27
26
25
24
Input
Analog input channels 8, 9, A and B:
Analog data input pins. A/D conversion is
started by an external trigger, a hardware trigger,
or software
A/D
converter
$'75*
46
Input
A/D conversion external trigger input:
A/D conversion for analog data input pins 8, 9, A,
and B is started by an external trigger
AUDIO FF
106
Output
Audio FF:
Output pin for audio head switching signal
VIDEO FF
105
Output
Video FF:
Output pin for video head switching signal
CAPPWM
108
Output
Capstan mix:
12-bit PWM output pin giving result of capstan
speed error and phase error after filtering
DRMPWM
107
Output
Drum mix:
12-bit PWM output pin giving result of drum
speed error and phase error after filtering
Vpulse
109
Output
Additional V pulse:
Three-level output pin for additional V signal
synchronized to the Video FF signal
C.Rotary
99
Output
Color rotary signal:
Output pin for color signal processing control
signal in four-head special-effects playback
H.AmpSW
100
Output
Head-amp switch:
Output pin for preamplifier output select signal in
four-head special-effects playback.
COMP
101
Input
Compare input:
Input pin for signal giving the result of
preamplifier output comparison in four-head
special-effects playback.
CTL (+)
CTL (-)
3
4
Input
/output
CTL head (+) and (-) pins:
I/O pins for CTL signals
Servo
circuits
CTL Bias
5
Input
CTL primary amp bias supply:
Bias supply pin for CTL primary amp