Pin
No.
Mark
I/O
Division
Function
52
BRK-
I
Brake comparater- input
terminal
53
BRK+
I
Brake com input
terminal
54
V
CC
2
I
Power supply terminal
55
V
CC
1
I
Power supply terminal
56
SP VM1
I
Half bridge 1 input terminal
57
SP U
OUT
O
Spindle motor coil (U)
output terminal
58
SP PG1
—
GND terminal
59
SP V
OUT
O
Spindle motor coil (V)
output terminal
60
SP VM2
I
Half bridge input terminal
61
SP W
OUT
O
Spindle motor coil (W)
output terminal
62
SP PG2
—
GND terminal
63
SP U IN
I
Roter position detect
comparater (U) input
terminal
64
SP V IN
I
Roter position detect
comparater (V) input
terminal
15.4. IC501 (MN101C32GAD) : SYSTEM CONTROL
Pin
No.
Mark
I/O
Division
Function
1
VREF-
I
Reference voltage input
terminal
2
REM
KEY
I
Remote cont. key input
terminal
3
KEY IN1
I
Unit key1 input terminal
4
TEMP
I
Temperature sensor input
terminal
5
BATT1
I
Battery voltage det. input
terminal
6
FP IN1
I
Flat pad 1 input terminal
7
FP IN2
I
Flat pad 2 input terminal
8
FP IN3
I
Flat pad 3 input terminal
9
AN7
—
Connected to power supply
10
VREF+
I
Reference voltage input
terminal
11
V
DD
I
Power supply terminal
44