Yamaha RX-SL80 Service Manual page 37

IC304: YSS948-V (DIGITAL P.C.B)
ADAM
nMEMCE 109
MEMA10 110
nMEMOE 111
MEMA18 112
STATUS0 113
STATUS1 114
STATUS2 115
STATUS3 116
VSS 117
VSS 118
VDD2
119
VDD2 120
VDD1
121
MISO 122
VSS
123
MISI 124
MISCK
125
nMICS 126
VDD2 127
VDD2 128
VSS 129
VSS 130
nIC 131
TEST 132
ZEROFLG 133
nINT 134
nMUTE 135
VDD1
136
VDD2 137
VDD2
138
VSS 139
VSS
140
AVSSR 141
AVDDR 142
AHVDD 143
AHVDDG 144
ClkGen MicomIF
XI
PLL
XO
Internal operation clock
nIC
Result of status change detection
TEST
Bypass
SDI
SDI3-0
SDIMCK
SDIBCK
SDIWCK
72 MEMA15
VDD2
71
70 VDD2
69 VSS
68 nMEMWE
67 MEMA11
66 MEMA9
65 MEMA8
64 VDD2
63 VDD2
62 VSS
61 VSS
60 VDD1
59 MEMA13
MEMA17
58
57 IOPORT7
IOPORT6
56
55 IOPORT5
54 IOPORT4
53 IOPORT3
52 IOPORT2
51 VDD2
50 VDD2
49 VSS
48 VSS
47 IOPORT1
46 IOPORT0
45 VDD1
44 SDO3
SDO2
43
42 VSS
VSS
41
40 SDO1
SDO0
39
38 SDOMCK
37 SDOWCK
nMUTE
ZEROFLG
Firmware
Register
download circuit
nINT
STATUS7-0
To each control section
SDO
Decoder
SDO3-0
DSP
memory
SDOMCK
SDOBCK
SDOWCK
Division
switching
EMC
IC304: YSS948-V (DIGITAL P.C.B)
ADAM
Category No. Name I/O
Power Supply 9 VDD1 -
33
45
60
85
100
121
136
5 VDD2 -
6
15
22
23
36
50
51
63
64
70
71
79
80
88
89
95
107
108
119
120
127
128
137
138
142 AVDDR -
143 AHVDD -
144 AHVDDG -
4 DVDD -
7 VSS -
8
14
20
21
35
41
42
48
49
61
62
69
77
78
86
87
93
RX-SL80
Function
Power supply terminal for terminal block circuit (Typ.3.3V)
Power supply terminal for Internal Circuit (Typ.1.2V)
Power supply terminal 1 for PLL section (Typ.3.3V)
Power supply terminal 2 for PLL section (Typ.3.3V)
Power supply terminal 3 for PLL section (Typ.3.3V)
Internal power supply terminal for PLL section (Typ.1.2V)
Ground terminal
37