63
6-36. IC BLOCK DIAGRAMS
• DVD Board
IC005, 404 NJM2370U33
IC202 MB91101APFV
3
4
2
GND
NOISE
BYPASS
V
OUT
5
1
C
OUT
V
IN
THERMAL
PROTECTION
BANDGAP
REFERENCE
DMA CONTROLLER
(DMAC) (6 ch)
CLOCK CONTROL
UNIT
(Watching timer)
INTERRUPT
CONTROL UNIT
REFOAD TIMER (3 ch)
PORT
FR CPU
10-bit A/D
CONVERTER (4 ch)
INSTRUCTION CACHE
(1 Kbyte)
UART (3 ch)
(Baud rate timer)
PWM timer (4 ch)
BUS CONVERTER
HARVARD
y
PRINCETON
BUS CONVERTER
(32 bits
y
16bits)
PORT 0 to
PORT 8
BUS
CONTROLLER
DRAM
CONTROLLER
RAM (2 KByte)
BIT COARCH MODULE
100 99 98 97 96
95 94 93
RAS1/PB4
DW0/PB3
CS0H/PB2
CS0L/PB1
RAS0/PB0
INT0/PE0
INT1/PE1
Vss5
92
X0
91
X1
90
Vss
89
INT2/SC1/PE2
88
INT3/SC2/PE3
87
DREQ0/PE4
86
DREQ1/PE5
85
DACK0/PE6
84
DACK1/PE7
83
OCPA0/PF7/ATG
82
SO2/OCPA2/PF6
81
SI2/TOCPA1/PF5
80
SO1/TRG3/PF4
79
SI1/TRG2/PF3
78
SC0/OCPA3/PF2
77
SO0/TRG1/PF1
76
SI0/TRG0/PF0
50
A07
49
A06
48
A05
47
A04
46
A03
45
A02
44
A01
43
Vcc5
42
A00
41
D31
40
Vss
39
D30
38
D29
37
D28
36
D27
35
D26
34
D25
33
D24
32
D23/P27
31
D22/P26
30
D21/P25
28
D19/P23
29
D20/P24
26
D17/P21
27
D18/P22
24
WR1/P85
25
D16/P20
23
WR0
22
RD
21
BRQ/P82
20
BGRNT/P81
19
RDY/P80
18
MD2
17
MD1
16
MD0
15
Vss
14
RST
13
HST
12
NMI
11
CS0
10
CS1/PA1
9
CS2/PA2
8
CS3/PA3/EOP1
7
CS4/PA4
6
CS5/PA5
5
CLK/PA6
4
Vcc3
3
DW1/PB7
2
CS1H/PB6/DACK2
1
CS1L/PB5/DREQ2
52 A09
51 A08
53 A10
54 A11
55 A12
56 A13
57 A14
58 A15
59 A16/P60
60 A17/P61
61 A18/P62
62 A19/P63
63 A20/P64
64 A21/P65
65 Vss
66 A22/P66
67 A23/P67
68 A24/EOP0
69 AVcc
70 AVRH
71 AVss/AVRL
72 AN0
73 AN1
74 AN2
75 AN3