Pin
Mark
I/O /
No.
Division
28
VO3R
O
29
PVCC3
I
30
VO3F
O
31 PGND34
—
32
NC
—
33
VM
O
34
PVCC4
I
35
VLIM
I
36
CN4
I
37
IN4
I
38
OP
O
39
INV
I
40
NINV
I
14.4. IC402(BA6966FVE2): Motor drive
Function
Traverse motor drive signal
output terminal
Power supply input terminal
Traverse motot drive signal
output terminal
Connected to GND
Not used, open
Power supply output
terminal for spindle motor
drive
Power supply input terminal
Spindle motor gain control
signal input terminal
Channel 4 filter terminal
(Connected to VREF
through capacitor)
Reference voltage input
terminal
Spindle motor control signal
amplifier output terminal
Spindle motor control signal
reverse input terminal
Spindle motor drive input
terminal
26