25
Pin No.
Pin Name
I/O
Description
45
SLPWM
I
Sled motor PWM input terminal.
46
S3
I
Sled motor decoder input terminal 3.
47
S2
I
Sled motor decoder input terminal 2.
48
S1
I
Sled motor decoder input terminal 1.
49
CP2
Connecting terminal to 2nd phase capacitor of charge pump.
50
CP1
Connecting terminal to 1st phase capacitor of charge pump.
51
CPC1
52
CPC2
Connecting terminal to 2nd phase capacitor of charge pump.
53
CPO
Connecting terminal to last phase capacitor of charge pump.
54
RF1
I
Spindle motor electric current detection terminal. (Connected to GND)
55, 59
VS
Spindle motor drive power supply terminal. (Connected to VM)
56
SPWOUT
57
SPVOUT
O
Spindle motor power supply output terminal.
58
SPUOUT
60
RF2
I
Spindle motor electric current detection terminal. (Connected to GND)
61
SPUCIN
62
SPVCIN
I
Spindle motor counter electromotive voltage detection terminal.
63
SPWCIN
64
SPCOMIN
