DSP-AX620
DSP-AX620
30
IC501 :
µ
PD784217AGF (OPERATION P.C.B.)
16 bit
µ
-COM (CPU)
No. PORT
Name
I/O Function
o.
PORT
Name
I/O Function
1
P60/A16
CKP
O
TC74HC164 CLOCK
100 Vss
MG
Ground
2
P61/A17
O
NC
99 P57/A15
CEL
O LC78211/LC78213 CE
3
P62/A18
O
NC
98 P56/A14
CET
O NC
4
P63/A19
O
NC
97 P55/A13
SCK
O AUDIO IC CLOCK
5
P64//RD
O
NC
96 P54/A12
SO
O AUDIO IC DATA
6
P65//WR
O
NC
95 P53/A11
CEV
O CS3310 Enable
7
P66//WAIT
O
NC
94 P52/A10
VMT
O CS3310 Reset
8
P67//ASTB
SCN
O
AK4382 CSN
93 P51/A9
O NC
9
VDD
+5BU
Power Supply
92 P50/A8
O NC
10 P100/TI5/TO5
VRB
I
Volume Rotary B
91 P47/AD7
O NC
11 P101/TI6/TO6
VRA
I
Volume Rotary A
90 P46/AD6
/MTSW
O MUTE LFE
12 P102/TI7/TO7
/DMT
O
DIG FULL MUTE
89 P45/AD5
/MTC
O MUTE CENTER
13 P103/TI8/TO8
PRY
O
Power Relay
88 P44/AD4
/MMR
O MUTE MAIN, REAR
14 P30/TO0
MRY
O
Speaker Relay Main
87 P43/AD3
/TMT
O TUN MUTE(L:ON)
15 P31/TO1
ERY
O
Speaker Relay Efect
86 P42/AD2
DEST
I
FREQ SW(R VER)
16 P32/TO2
RIMA
O
Power Limiter A
85 P41/AD1
RDSE
I/O RDS Enable / RDS (Not/Exit)
17 P33/TI1
RIMB
O
Power Limiter B
84 P40/AD0
TUN1
I
TUN STEP1
18 P34/TI2
O
NC
83 P87/A7
TUN0
I
TUN STEP0
19 P35/TI00
HPRY
O
HEADPHONE RELAY
82 P86/A6
/ST
I
TUNER /ST
20 P36/TI01
O
NC
81 P85/A5
TUNED
I
TUNED
21 P37/EXA
/HP
I
HP Detect
80 P84/A4
SCKR
O RDS /OSD/BU2092 CLOCK
22 TEST/Vpp
Vpp
79 P83/A3
SDTR
O RDS /OSD/BU2092 TxD
23 P90
O
NC
78 P82/A2
SDRR
I
RDS RxD (Reception)
24 P91
O
NC
77 P81/A1
/ICD
O YSS928 /DAC/CODEC
25 P92
O
NC
76 P80/A0
/CSY
O YSS928 CE
26 P93
O
NC
75 P27//SCK0/SCL0
/SCKO
O FL Driver Clock/FLA Clock
27 P94
O
NC
74 P26/SO0
SDF
O FL Driver TxD /FLA RxD
28 P95
O
NC
73 P25/SI0/SDA0
CEFD
O FL Driver CE /FLA TxD
29 P120/RTP0
O
NC
72 P24/BUZ
Vpp2
30 P121/RTP1
O
NC
71 P23/PCL
CEP
O PLL IC Enable
31 P122/RTP2
O
NC
70 P22/ASCK1//SCK1 SCKP
O PLL IC CLOCK
32 P123/RTP3
O
NC
69 P21/TxD1/SO1
SDTP
O PLL IC TxD
33 P124/RTP4
ROA
I
Rotary OPE A
68 P20/RxD1/SI1
SDRP
I
PLL Reception
34 P125/RTP5
ROB
I
Rotary OPE B
67 P72/ASCK2//SCK2 YSSCK
O YSS928 CLOCK
35 P126/RTP6
O
NC
66 P71/TxD2/SO2
SDM
O YSS928 TxD
36 P127/RTP7
O
NC
65 P70/RxD2/SI2
SDD
I
YSS928 RxD
37 VDD
+5BU
Power Supply
64 Avref
Avref
Analog Reference Voltage
38 X2
X2
Main System Clock (10MHz)
63 P131/ANO1
/BLK
O FL Driver Off
39 X1
X1
Main System Clock (10MHz)
62 P130/ANO0
O NC
40 Vss
MG
Ground
61 Avss
41 XT2
XT2
NC
60 P17/ANI7
PRW
AD V Protection
42 XT1
XT1
Subsystem Clock
59 P16/ANI6
PRD
AD Power Amp DC Detect
43 /RESET
/RES
Reset
58 P15/ANI5
PRI
AD I Protection
44 P00/INTP0
INT928 INT YSS928 IPINT
57 P14/ANI4
ADKEY0 AD KEY AD input 0
45 P01/INTP1
PDET
INT POWER DOWN DETECT INT
56 P13/ANI3
ADKEY1 AD KEY AD input 1
46 P02/INTP2/NMI
PSW
INT Standby SW input(H edge)
55 P12/ANI2
ADKEY2 AD KEY AD input 2
47 P03/INTP3
REM1
INT Remote in
54 P11/ANI1
MODEL
AD Model Detect (RX/AX)
48 P04/INTP4
VSY
INT Video Vertical Sync
53 P10/ANI0
PREMT
AD POWER LIMITTER DETECT
49 P05/INTP5
CES
I/O CE for On Screen/Video format
52 AVref0
AVref0
Analog Reference Voltage
50 P06/INTP6
E/I
O
Internal/External Synchronous output
51 AVdd
AVdd
Analog Power Supply
Содержание DSP-AX620
Страница 3: ...DSP AX620 DSP AX620 2 R T models REAR PANELS 240V 50 B model G model ...
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