Yamaha RX-V800 Service Manual page 30

RX-V800/RX-V800RDS/HTR-5280/DSP-AX8
IC526 : M30802SGP
16bit µ-COM (Main CPU)
P1 /D
0 8
P0 /D
7 7
P0 /D
6 6
P0 /D
5 5
P0 /D
4 4
P11
4
P11
3
P11
2
P11
1
P11
0
P0 /D
3 3
P0 /D
2 2
P0 /D
1 1
P0 /D
0 0
P15
7
P15
6
P15
5
P15
4
P15
3
P15
2
P15
1
V
SS
P15
0
V
CC
P10 /AN /K13
7 7
P10 /AN /K12
6 6
P10 /AN /K11
5 5
P10 /AN /K10
4 4
P10 /AN
3 3
P10 /AN
2 2
P10 /AN
1 1
AV
SS
P10 /AN
0 0
V
REF
AV
CC
R9 /AD /R D
1 1RG X 4
/SCL /ST D
4 X 4
E-29/J-25
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
M30802SGP
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
I/O Port
Port P0
Inside Function
Timer
Timer TA0 (16 bit)
Timer TA1 (16 bit)
Timer TA2 (16 bit)
Timer TA3 (16 bit)
Timer TA4 (16 bit)
Timer TB0 (16 bit)
Timer TB1 (16 bit)
Timer TB2 (16 bit)
Timer TB3 (16 bit)
Timer TB4 (16 bit)
Timer TB5 (16 bit)
Watching Timer
(15 bit)
D-A Converter
(8 bit x 2 ch)
8 8 8 8 8
Port P1 Port P2 Port P3 Port P4
System clock
A-D Converter (10 bit x 8 ch,
Possible to 10 ch)
X - X
IN OUT
X - X
CIN COUT
UART/Clock Synchronized
SI/O (8 bit x 5 ch)
Memory
X-Y Converter
(16 bit x 16 bit)
RAM
CRC arithmetic Circuit (CCITT)
10K
(X16+X12+X5+1)
M16C/80 Series 16 bit CPU
Register
FLG
R0H R0L
R0H R0L
INTB
R1H R1L
R1H R1L
ISP
R2
R2
USP
R3
R3
PC
SVP
SVP
Multiplication
VCT
VCT SVF
SVP
SVP SVP
VCT
VCT VCT
Port P15 Port P14 Port P13
8 7 8
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
(*1) N channnel Open Drain Output
8 8
Port P5 Port P6
DRAM
Controller
DMA
Controller
Controller
Port P12 Port P11
8 5
P4 /CS /A (MA )
4 3 20 12
P4 /CS /A
5 2 21
P4 /CS /A
6 1 21
P4 /CS /A
7 0 23
P12
5
P12
6
P12
7
P5 /WRL/WR/CASL
0
P5 /WRH/BHE/CASH
1
P5 /RD/DW
2
P5 /BCLK/ALE/CLK
3 OUT
P13
0
P13
1
V
CC
P13
2
V
SS
P13
3
P5 /HLDA/ALE
4
P5 /HOLD
5
P5 /ALE/RAS
6
P5 /RDY
7
P13
4
P13
5
P13
6
P13
7
P6 /CYS /RTS
0 0 0
P6 /CLK
1 0
P6 /R D
2 X 0
P6 /T D
3 X 0
P6 /CTS /RTS /CTS /CLKS
4 1 1 0 1
P6 /CLK
5 1
V
SS
P6 /R D
6 X 1
V
CC
P5 /T D
7 X 1
P7 /T D /SDA /TA (*1)
0 X 2 2 0OUT