Yamaha Digital Sound Projector YSP-900, Руководство по обслуживанию

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YSP-900
43
IC24 : M30626FJPFP (DSP P.C.B)
16-bit Microprocessor IC24 : M30626FJPFP (DSP P.C.B)
16-bit Microprocessor
Pin No.
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
Name
PO40
PO37
PO36
PI35
PO34
PO33
PI32
PO31
VCC
PO30
VSS
PO27
PO26
PO25
PO24
PO23
PO22
PO21
PO20
-INT5
-INT4
-INT3
PO14
PO13
PO12
PO11
PO10
PO07
PO06
PO05
PI04
PI03
PO02
PO01
PO00
A/D7
A/D6
A/D5
A/D4
A/D3
A/D2
A/D1
AVSS
A/D0
VREF
AVCC
PO97
Definition
FL_TXD
FL_CLK
SDM
SDD
SCK
CNVSS
/CSY
/ICY
/RES
XO
VSS
XI
VCC
/INTTIA
/INTDIR
M_RXDO
TIA_MUTE
FL40KHz
/TIA_BUSY
/TIA_RDY
I2C_RDY
I2C_MUTE
I2C_SCL
I2C_SDA
M_TXDO
M_RXDO
M_CLKO
M_RTS
M_TXDO
M_RXDO
M_CTS
/CSDIR
/CSTIA
/ICDIR
/ICTIA
PW_RY
FL_ON
Definition
/DA1_MUTE
/DA2_MUTE
D3_MUTEN
D3_PROTN
/SW_MUTE
OSD_TX
OSD_CE
OSD_CLK
D4_MODE
/MIC_DET3
IN_SEL1
SW_DET
PW_DOEWN
STBY_SW
REMOTE
/WF_MUTE
EVE_MUTE
IN_SEL0
NRESET
DEST
VOL_DET
+3.3_DET
TEMP
KEY0
KEY1
FL_CE
I/O
O
O
I
I
O
I
O
I
I
O
O
I
O
I
I
I
I
I
I
O
O
O
I
I
I
O
O
O
O
I
O
O
O
I
O
O
O
O
I
O
O
O
O
I
O
O
O
O
O
O
I
I/O
O
O
O
O
O
O
O
I
O
O
O
O
O
I
O
I
O
I
I
I
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
Function
Data output to FL driver
Clock output to FL driver
Pull down
Pull down
Serial data output
Serial data input
Clock output of serial port
GND
Pull down (Normal mode), Pull up (Internal flash Rom writing mode)
Chip select signal to EVE
Reset singnal to EVE
System reset input
16MHz frequency clock output
GND
16MHz frequency clock input
+3.3V
Pull up
Interrupt input from front-end DSP
Interrupt input from DIR
Interrupt input from RS-232C
Pull down
Terminated
MUTE signal to front-end DSP
105kHz signal for FL filament
BUSY signal from front-end DSP
READY signal from front-end DSP
READY signal from back-end DSP
MUTE signal to back-end DSP
I2C CLOCK signal to back-end DSP
I2C DATA signal to back-end DSP
RS-232C data output for
µ
-com flash writing
RS-232C data input for
µ
-com flash writing
RS-232C clock output for
µ
-com flash writing
RS-232C BUSY output for
µ
-com flash writing
Data output to RS-232C
Data input from RS-232C
Terminated
CTS output to RS-232C
Terminated
Terminated
Pull down
Chip select signal to DIR
Chip select signal to front-end DSP
RESET signal to DIR
RESET signal to front-end DSP
Pull up
Terminated
Terminated
Power relay control signal
RESET signal to FL driver
Chip select signal to EEPROM
Data signal to EEPROM
Data signal from EEPROM
Function
Clock signal to EEPROM
Terminated
Terminated
MUTE signal to DAC for Subwoofer
MUTE signal to DAC for Woofer
Terminated
MUTE signal to D3 digital AMP
Protection detection signal from D3 digital AMP
+3.3V
MUTE signal of Subwoofer
GND
Data output to OSD driver
Chip select output to OSD driver
Clock output to OSD driver
Power down signal to D4 digital AMP
MIC detection signal
Input select signal 1
No use
Terminated
Power down detection signal
Standby switch input
Remote control signal input
Woofer MUTE signal
EVE MUTE signal
Input select signal 0
RESET signal to back-end DSP
Terminated
Terminated
Terminated
Terminated
Terminated
Terminated
Terminated
Terminated
Terminated
Selection of destination input
Voltage of power supply detection input
+3.3V detection (Pull down)
Pull down
Pull up
Key input 0
Key input 1
GND
Pull down
+3.3V
+3.3V
Chip select signal to FL driver
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
Port
PO96
PO95
PO94
PO93
PO92
PI91
PO90
BYTE
CNVSS
PO87
PO86
/RESET
XOUT
VSS
XIN
VCC
PI85
PI84
PI83
PI82
PI81
PO80
PI77
PO76
PO75
PO74
PO73
PO72
PI71
PO70
PO67
PI66
PO65
PO64
PO63
PI62
PO61
PO60
PO57
PI56
PI55
PO54
PO53
PO52
PO51
PI50
PO47
PO46
PO45
PO44
PO43
PI42
PO41
Key Input (A-D) Pull-Up Resistance 10 k-ohms
Ohm
V
ADKEY 0
94pin A/D2
ADKEY 1
95pin A/D1
0 k
~ 0.30
VOLUME
+
VOLUME
-
+ 1.2k
~ 0.70
INPUT
–