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Mark
I/O
EXT0
I/O
Extend input/output
port 0
EXT1
I/O
Extend input/output
port 1
EXT2
I/O
Extend input/output
port 2
PWMSEL I
PWM output
selection input (L:
Direct; H: Tri-State
SPOUT
O
Spindle driver output
signal
SPPOL
O
Spindle driver output
signal
TRVP
O
Spindle driver output
signal
TRVM
O
Spindle driver output
signal
TRVP2
O
Traverse driver
output signal 2 (+)
TRVM2
O
Traverse driver
output signal 2 (-)
TRP
O
Traverse driver
output signal (+)
TRM
O
Traverse driver
output signal (-)
FOP
O
Traverse driver
output signal (+)
FOM
O
Traverse driver
output signal (-)
IOVDD3
-
I/O power supply 3
DVDD1
-
Power supply 1 for
digital circuit
DVSS1
-
Digital circuit GND 1
ADPVCC I
Power voltage
monitor. Power
voltage input
TEIN
I
DSP traverse error
signal input
FEIN
I
DSP focus error
signal input
CEA
I/O
HPF-Amp
capacitance
connection terminal
RFENV
O
RF envelope signal
monitor
Function
82
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