Sanyo FISHER DVD-1500 Service Manual page 57

IC BLOCK DIAGRAM & DESCRIPTION
IC116 HD6437043E00F(MICON)
PE15/TIOC4D/DACK1/IRQOUT
PB4/IRQ2/POE2/CASH
PB5/IRQ3/POE3/RDWR
144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109
PA23/WRHH 1
PE14/IOC/DACK0/AH 2
PA22/WRHL 3
PA21/CASHH 4
5
Vcc 6
PC0/A0
7
PC1/A1 8
PC2/A2 9
PC3/A3 10
PC4/A4 11
Vcc
12
PC5/A5
13
Vss 14
PC6/A6
15
PC7/A7 16
PC8/A8 17
PC9/A9
18
PC10/A10 19
PC11/A11
20
PC12/A12
21
PC13/A13 22
PC14/A14
23
PC15/A15 24
PB0/A16 25
Vcc
26
PB1/A17 27
Vss
28
PA20/CASHL
29
PA19/BACK/DRAK1 30
PB2/IRQ0/POE0/RAS
31
PB3/IRQ1/POE1/CASL
32
PA18/BREQ/DRAK0 33
34
Vss
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 65 66 67 68 69 70 71 72
1 3 4 29
RES
108
WDTOVF 44
MD3 95
MD2 97
MD1
102
MD0
103
NM1 98
EXTAL 96
XTAL
94
PLLVCC
104
P
PLLCAP 105 L
L
PLLVss 106
Vcc 12
Vcc 26
Vcc
40
Vcc
63
Vcc 77
Vcc 85
Vcc 99
Vcc
112
Vcc
135
Vss 6
Vss 14
Vss 28
Vss
35
Vss 42
Vss 55
Vss 61
Vss 71
Vss 79
Vss 87
Vss 93
Vss 117
Vss 129
Vss 141
AVcc 128
AVss 124
AVref 127
126 125 123 122 121 120 119 118
30 33 101 100 107 43 47 48 49 50 51 52 53 54 136 134 133 132 131 130 41 39 38 37 36 34 32 31 27 25
MASK ROM RAM /Cache
64KB 4KB /1KB
Data transfer
controller
CPU
Direct memory
access controller
Interrupt User break Bus state
controller controller controller
Serial communication
Multifunctional
interface
timer pulse unit
(x 2 channels)
Compare-match timer A / D Watchdog
(x 2 channels) converter timer
5 2 144 143 142 140 139 138 137 116 115 114 113 111 110 109
- 72 -
108 PES Vpp*2
107 PA15/CK
106 PLLVSS
PLLCAP
105
104 PLLVCC
103 MD0
MD1
102
101 PA17/WAIT
PA16/AH
100
99 Vcc/(FWP)*1
98 NMI
MD2
97
EXTAL
96
95 MD3
XTAL
94
93 Vss
PD0/D0
92
PD1/D1
91
90 PD2/D2
PD3/D3
89
PD4/D4
88
87 Vss
PD5/D5
86
85 Vcc
PD6/D6
84
PD7/D7
83
82 PD8/D8
PD9/D9
81
PD10/D10
80
79 Vss
PD11/D11
78
Vcc
77
PD12/D12
76
PD13/D13
75
PD14/D14
74
PD15/D15
73
24 PC15/A15
23 PC14/A14
PC13/A13
22
PC12/A12
21
20 PC11/A11
19 PC10/A10
18 PC9/A9
PC8/A8
17
PC7/A7
16
15 PC6/A6
13 PC5/A5
PC4/A4
11
PC3/A3
10
PC2/A2
9
8 PC1/A1
7 PC0/A0
45
PD31/D31/ADTRG
46 PD30/D30/IRQOUT
PD29/D29/CS3
56
PD28/D28/CS2
57
58 PD27/D27/DACK1
59 PD26/D26/DACK0
PD25/D25/DREQ1
60
PD24/D24/DREQ0
62
PD23/D23/IRQ7
64
65 PD22/D22/IRQ6
PD21/D21/IRQ5
66
PD20/D20/IRQ4
67
PD19/D19/IRQ3
68
PD18/D18/IRQ2
69
70 PD17/D17/IRQ1
PD16/D16/IRQ0
72
PD15/D15
73
74 PD14/D14
75 PD13/D13
76 PD12/D12
78 PD11/D11
PD10/D10
80
81 PD9/D9
82 PD8/D8
PD7/D7
83
84 PD6/D6
86 PD5/D5
88 PD4/D4
89 PD3/D3
PD2/D2
90
91 PD1/D1
92 PD0/D0
:Peripheral address bus (32bits)
:Peripheral data bus (16bits)
:Internal address bus (32bits)
:Internal upper data bus (16bits)
:Internal lower data bus (16bits)