Yamaha PORTATONE PSR-740 Service Manual page 5

HG73C205AFD (XU947C00) SWX00B TONE GENERATOR
PIN
NAME I/O
NO.
1 ICN I
2 RFCLKI I
3 TM2 I
4 AVDD_PLL
5 AVSS_PLL
6 MODE0 I
7 VCC7
8 GND8
9 XIN I
10 XOUT O
11 MODE1 I
12 TEST0 I
13 TESTON I
14 AN0-P40 I
15 AN1-P41 I
16 AN2-P42 I
17 AN3-P43 I
18 AVDD_AN
19 AVSS_AN
20 TXD0 O
21 TXD1 O
22 EXCLK I
23 SMD11 I/O
24 SMD4 I/O
25 SMD3 I/O
26 SMD12 I/O
27 SMD10 I/O
28 SMD5 I/O
29 SMD2 I/O
30 SMD13 I/O
31 SMD9 I/O
32 SMD6 I/O
33 SMD1 I/O
34 SMD14 I/O
35 VCC35
36 GND36
37 SMD8 I/O
38 SMD7 I/O
39 SMD0 I/O
40 SMD15 I/O
41 SOE O
42 SWE O
43 SRAS O
44 SCAS O
45 REFRESH O
46 CS0 O
47 SMA0 O
48 SMA16 O
49 VCC49
50 GND50
51 SMA1 O
52 SMA15 O
53 SMA2 O
54 SMA14 O
55 SMA3 O
56 SMA13 O
57 SMA4 O
58 SMA12 O
59 SMA5 O
60 GND60
61 VCC61
62 SMA11 O
63 SMA6 O
64 SMA10 O
65 SMA7 O
66 SMA9 O
67 SMA17 O
68 SMA8 O
69 SMA18 O
70 SMA19 O
71 SMA20 O
72 SMA21 O
73 SMA22 O
74 SMA23 O
75 CMA20 O
76 CMA19 O
77 VCC77
78 GND78 O
79 CMA18 O
80 CMA17 O
81 CMA5 O
82 CMA6 O
83 CMA4 O
84 CMA7 O
FUNCTION
Initial clear
PLL Clock
PLL Control
Power supply
Ground
SWX dual mode
Power supply
Ground
crystal oscillator
crystal oscillator
SWX separate mode
TEST pin
TEST pin
A/D converter
A/D converter
A/D converter
A/D converter
Power supply
Ground
for MIDI or TO-HOST
for MIDI
Crystal oscillator
Wave memory data bus
Wave memory data bus
Wave memory data bus
Wave memory data bus
Wave memory data bus
Wave memory data bus
Wave memory data bus
Wave memory data bus
Wave memory data bus
Wave memory data bus
Wave memory data bus
Wave memory data bus
Power supply
Ground
Wave memory data bus
Wave memory data bus
Wave memory data bus
Wave memory data bus
read signal
write signal
RAS signal
CAS signal
REFRESH signal
CS signal
Memory address bus
Memory address bus
Power supply
Ground
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Ground
Power supply
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Memory address bus
Program address bus
Program address bus
Power supply
Ground
Program address bus
Program address bus
Program address bus
Program address bus
Program address bus
Program address bus
PIN
NAME I/O
NO.
85 CMA3 O
86 CMA8 O
87 CMA2 O
88 CRD O
89 CMA1 O
90 CUB O
91 VCC91
92 GHND92
93 CS1 O
94 CMA0 O
95 CLB O

96 CMA12 O

97 CMA11 O

98 CMA10 O 

99 CMA9 O
100 GND100
101 CWE O
102 CMA16 O
103 CMA15 O
104 CMA14 O
105 CMA13 O
106 CMD8 I/O
107 CMD7 I/O
108 CMD9 I/O
109 CMD6 I/O
110 CMD10 I/O
111 CMD5 I/O
112 CMD11 I/O
113 CMD4 I/O
114 CMD12 I/O
115 CMD3 I/O
116 CMD13 I/O
117 CMD2 I/O
118 CMD14 I/O
119 VCC119
120 GND115
121 CMD1 I/O
122 CMD15 I/O
123 CMD0 I/O
124 CMA21 O

125 PDT15 I/O

126 PDT14 I/O

127 PDT13 I/O

128 PDT12 I/O

129 PDT11 I/O

130 PDT10 I/O 

131 PDT9 I/O

132 PDT8 I/O
133 VCC133
134 GND134

135 PDT7 I/O

136 PDT6 I/O

137 PDT5 I/O

138 PDT4 I/O

139 PDT3 I/O

140 PDT2 I/O 

141 PDT1 I/O

142 PDT0 I/O
143 VCA143
144 GND144

145 PAD2 I

146 PAD1 I

147 PAD0 I
148 VCC148
149 GND149
150 PCS I
151 PWR I
152 PRD I
153 RXD0 I
154 RXD1 I
155 SCLKI I
156 ADIN I
157 ADLR O
158 DO0 O
159 DO1 O
160 SYSCLK O
161 VCC161
162 GND162
163 WCLK O
164 QCLK O
165 BCLK O
166 SYI I
167 IRQ0 I
168 NMI I
PSR-740/PSR-640
FUNCTION
Program address bus
Program address bus
Program address bus
read signal
Program address bus
high byte effective signal
Power supply
Ground
CS signal
Program address bus
low byte effective signal
Program address bus
Ground
write signal
Program address bus
Program address bus
Program address bus
Program address bus
Program memory Data bus
Program memory Data bus
Program memory Data bus
Program memory Data bus
Program memory Data bus
Program memory Data bus
Program memory Data bus
Program memory Data bus
Program memory Data bus
Program memory Data bus
Program memory Data bus
Program memory Data bus
Program memory Data bus
Power supply
Ground
Program memory Data bus
Program memory Data bus
Program memory Data bus
Program address bus
SWX access data bus
Power supply
Ground
SWX access data bus
Power supply
Ground
SWX access address bus
Power supply
Ground
Chip select
write enable
read enable
for Midi or TO-HOST
for Midi or Key scan
EXT Clock
A/D converter
A/D converter LR clock
DAC
DAC
1/2 clock
Power supply
Ground
for DAC LR clock
1/12 clock
IIS-DAC clock
Synch signal
Interrupt request
Interrupt request
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