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IC526 : M30802SGP (FUNCTION P.C.B.)
16 bit µ-COM (CPU)
No.
PORT
Name
111
D6
D6
112
D5
D5
113
D4
D4
114
P114
/MLV
115
P113
PRY
116
P112
SPE
117
P111
SPB
118
P110
SPA
119
D3
D3
120
D2
D2
121
D1
D1
122
D0
D0
123
P157
TUN0
124
P156
TUN1
125
P155
PRB/D
126
P154
PRA/B
127
P153
/HPI
128
P152
/TMT
129
P151
TUNED
130
VSS
VSS
131
P150
/ST
132
VCC
VCC
133
AN7
LMV
134
AN6
REC
135
AN5
PRMT
136
AN4
KY1
137
AN3
KY0
138
AN2
THM
139
AN1
PRD
140
AVSS
AVSS
141
AN0
PRV
142
VREF
VREF
143
AVCC
AVCC
144
RXD4
RXDR
Function
Data bus
Data bus
Data bus
Main Level Select (0/-10dB)
Power Relay
Speaker Relay Effect
Speaker Relay Main B
Speaker Relay Main A
Data bus
Data bus
Data bus
Data bus
Tuner Mode 0 (Not used: open)
Tuner Mode 1 (Not used: open)
DSP PROGRAM Selector B
DSP PROGRAM Selector A
Head Phone Detect
Tuner Mute (Not used: open)
Tuner Meter (Not used: open)
Ground
Tuner Stereo (Not used: open)
+ 5V
Power Limiter Market Detect
REC OUT Selector
Power Limiter Detect
Key State 1
Key State 0
Thermal Detect
Power Amp DC Protection
Ground for AD
V Protection
Reference voltage for AD
Power Supply for AD
232C Reception Data
DSP-AX2
Power On Power Off Backup
---
---
---
---
---
---
---
---
---
O
OL
OL
O
OL
OL
O
OL
OL
O
OL
OL
O
OL
OL
---
---
---
---
---
---
---
---
---
---
---
---
I
I
OL
I
I
OL
I
I
OL
I
I
OL
I
I
OL
O
OL
OL
I
I
OL
---
---
---
I
I
OL
---
---
---
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
VSS
VSS
VSS
I
I
I
VCC
VCC
VCC
VCC
VCC
VCC
I
I
OL
30
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