— 90 —
IC201 CXA8027N-ELL2000
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
START
CONTROL
OVER
HEAT
PROTECT
DRIVER
TIMING
CONTROL
SOFT
SWITCHING
DRIVE
ROTOR
POSITION
DETECT
OUTPUT
DRIVE
BUFFER
EXOR
U
V
W
FG
STBY
SLP1
SLP2
IB
IB SET
IBS
Vcc
VS
W
ICOM
NC
V
ICOM
U
VS
U IN
V IN
W IN
COM
BRK
+
BRK
–
GND
STAT
IC304, 306 M66500FP
PF6
PF7
VCC
PE0
PE1
PE2
PE3
PE4
PE5
PE6
PE7
GND3
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PC1
PC0
PC4
PC5
PC6
PC7
D6
D7
D5
D4
D3
D2
D1
D0
A0
A1
A2
GND1
RESET
PB7
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
VCC
RD
WR
CS
PF5
PF4
PF3
PF2
PF1
PF0
GND2
PG3
PG2
PG1
PG0
PC3
PC2
PORT F
(8 BIT)
PORT G
(4 BIT)
PORT C
(HIGHT 4 BIT)
PORT B
(8 BIT)
PORT A
(8 BIT)
PORT C
(LOW 4 BIT)
DATA BUS
BUFFER
READ / WRITE
CONTROL
BLOCK
8
4
4
4
8
8
8
1
2
3
4
5
6
7
8
9
10
11
13
12
14
15
16
17
18
19
20
21 22 23 24 25 26 27 28
29
30 31 32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
PORT E
(8 BIT)
Summary of Contents for MDS-B6P
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