24
AVR-3803/1083/AVC-3570
68 P24 LED CLK O C Z O/L O/L LED control pin (BU2090F)
69 P23 LED DATA O C Z O/L O/L LED control pin (BU2090F)
70 P22 S MONI. DET I Lv Eu Z I O/L S-monitor connection detect input (L: Connected)
71 P21 S SIG. DET I Lv Eu Z I O/L S-signal detect input (H: S-signal inputted)
72 P20 SYNC. DET I Lv Eu Z I I Sync. detect input (H: Ext. synchronized)
73 P17/INT5 RDS DATAOUT I
E↓&L
I O/L RDS data input (LC72720)
74 P16/INT4 REQ I
E↓&L
Ed Z I I MAIN-SUB µcom comm. control pin
75 P15/INT3 POWER KEY I
E↓&L
I O/L Interrupt port for WAIT mode cancel
76 P14/D12 RSPOWER O C Ed Z O/H O/L
Same logic as POWER port,
when STANDBY mode: H
77 P13/D11 RECINHA O C Z O/L O/L
When RECOUT select is VCR1 or VIDEO other
than VCR system: H
78 P12/D10 SSEL B I Lv Eu Z O/L O/L
Select encoder rotation detect input (Rotary
encoder)
79 P11/D9 SSEL A I Lv Eu Z O/L O/L
Select encoder rotation detect input (Rotary
encoder)
80 P10/D8 A+B LIMIT O C Z O/L O/L
SRROUND AMP current limiter control, when
SURROUND SP A+B: H
81 P07/D7 VSIGDET I Z O/L O/L VIDEO signal detect port
82 P06/D6 COMPSIGDET I Z O/L O/L COMPONENT signal detect port
83 P05/D5 VIDEO POWER O C Z O/L O/L VIDEO power on/off switching (H: ON)
84 P04/D4 12V TRIGER O C Z O/L O/L
Same logic as POWER port,
when MAIN ZONE OFF mode: L
85 P03/D3
E.VOL STB.MULTI
OC Z O/L O/L E-VR control output (TC9459N)
86 P02/D2 RECINHB O C Z O/L O/L When RECOUT select is VCR1 or VCR2: H
87 P01/D1 POWER O C Ed Z O/L O/L Power relay control output (H: ON)
88 P00/D0 STANDBY O C Eu Z O/L O/L Standby LED drive output (H: Lighted)
89 P107/AN7 KEY1 I Lv Eu Z O/L O/L Button input 1
90 P106/AN6 KEY2 I Lv Eu Z O/L O/L Button input 2
91 P105/AN5 KEY3 I Lv Eu Z O/L O/L Button input 3
92 P104/AN4 STEREO I Lv Eu Z I O/L When TUNER FM stereo receive: L
93 P103/AN3 TUNED I Lv Eu Z I O/L TUNER tuned detect (L: Tuned)
94 P102/AN2 RDS CE O C Z O/L O/L RDS data output (LC72720)
95 P101/AN1 RDS RESET O C Z O/L O/L RDS reset output (LC72720)
96 AVSS AVSS AD GND
97 P100/AN0 MODE I Lv Z O/L O/L Destination switching input
98 VREF VREF AD ref. +5V
99 AVCC AVCC AD +5V
100 P97/SIN4 PLL DATAOUT I Lv Z I O/L PLL serial data input pin (LC72131)
Pin
No.
Pin Name FunctionI/OSymbol
Type
Det
Op
(Int.)
Op
(Ext.)
Res STBY Stop
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
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