42
IC41 : H8S2398
pin
port
I/O
Name
STBY
Note
mode = 7
set
use
Act. init
1
PG3
I/O BTMOD
-
O
L
L
FLASH ROM Addres (A18)
2
PG4
I/O N.C
-
I
-
- Pull Down
3
VSS
I
VSS
-
-
- GND
4
VSSNC
BÌ N.C.
-
GND
5
CC
V
I
Vcc
-
-
-
-
-
- +5V
6
PC0
I/O _RSTDAC
-
O
L
L
CS42418 Reset
7
PC1
I/O DA_INT
-
I
-
- CS42418
8
PC2
I/O DA_CS
-
O
L
H CS42418 Chip Select
9
PC3
I/O CDIN
-
I
-
- CS42418 Data Out
10
VSS
I
VSS
-
-
-
- GND
11
PC4
I/O D_A
-
O
-
L
DIR: H, ADC :L
12
PC5
I/O XSTATE
-
I
-
- DIR XSTATE
13
PC6
I/O _CEDIR
-
O
L
L
DIR Chip Enable
14
PC7
I/O _XMODE
-
O
L
L
DIR Reset
15
PB0
I/O IICCLK
H
O
-
H IIC for EEPROM (CLK)
16
PB1
I/O IICDATA
H
I/O
-
H IIC for EEPROM (DATA)
17
PB2
I/O _TU_SD
-
I
L
Tuned
18
PB3
I/O TU_ST
-
I
H
Stereo/_Mono
19
VSS
I
VSS
-
-
-
- GND
20
PB4
I/O TU_MUTE
-
O
H
H Tuner Mute
21
PB5
I/O _CE_TU
-
O
L
L
Tuner Chip Enable
22
PB6
I/O N.C.
-
O
L
L
Open
23
PB7
I/O N.C.
-
O
L
L
Open
24
PA0
I/O TUDOUT
-
O
-
L
Tuner Data Out
25
PA1
I/O TUCLK
-
O
-
L
Tuner CLK
26
PA2
I/O TUDIN
-
I
-
Tuner Data IN
27
PA3
I/O RDSDIN
-
I
-
Tuner RDS Data
28
VSS
I
VSS
-
-
-
- GND
29
PA4/_IRQ4
I/O REQ2
-
INT
L
- DSP FINTR EQ
30
PA5/_IRQ5
I/O DIR_INT
-
INT/I
-
DIR INT Output
31
PA6/_IRQ6
I/O _P_AMP_FAIL
-
INT
L
- Power amp Dectect
32
PA7/_IRQ7
I/O RDS_CLK
-
INT
-
-
- Tuner RDS Clock
33
P67/_IRQ3
I/O REQ1
-
INT
L
- DSP Inter Q
34
P66/_IRQ2
I/O RERR
-
INT
H
- DIR Error
35
VSS
I
VSS
-
-
- GND
36
VSS
I
VSS
-
-
-
-
- GND
37
P65/_IRQ1
I/O WAKEUP
-
INT
↑
-
Standby Mode Pelease
38
P64/_IRQ0
I/O _P_DOWN
-
INT
L
- Power Down Detect
39
VCC
I
Vcc
-
-
-
- +5VL
40
PE0
I/O N.C.
-
I
L
L
Pull Down 47k
41
PE1
I/O VIDEO_SW0
-
O
L
L
Video Switch 1
42
PE2
I/O VIDEO_SW1
-
O
L
L
Video Switch 2
43
PE3
I/O VIDEO_SW2
-
O
L
L
Video Switch 3
44
VSS
I
VSS
-
-
-
- GND
45
PE4
I/O VIDEO_SW3
-
O
L
L
Video Switch 4
46
PE5
I/O HINBSY
-
I
-
- DSP Busy Signal
47
PE6
I/O N.C.
-
O
-
L
Open
48
PE7
I/O N.C.
-
O
-
L
Open
49
PD0
I/O N.C.
-
O
-
L
Open
50
PD1
I/O VCR2MUTE
-
O
H
H VCR2 Audio Rec Output Mute
51
PD2
I/O VCR1MUTE
-
O
H
H VCR1 Audio Rec Output Mute
52
PD3
I/O SWMUTE
-
O
H
H Sub Woofer Mute
53
VSS
I
VSS
-
-
-
- GND
54
PD4
I/O CNTMUTE
-
O
H
H Center Speaker Mute
55
PD5
I/O SBMUTE
-
O
H
H Surround Back Mute
56
PD6
I/O SL/SRMUTE
-
O
H
H Surround L/R Mute
57
PD7
I/O L/RMUTE
-
O
H
H Front L/R Mute
58
VCC
I
Vcc
-
-
-
- +5VL
59
P30/TxD0
I/O DSPDOUT
-
SO
DSP DIR Control Data Output
60
P31/TxD1
I/O TXD
H
SO
H
UART for RS232C Flash WR
need Pull Up
Port Setting
Interrupt Status Input
61
P32/RxD0
I/O DSPDIN
-
SI
DSP DIR Control Data Input
62
P33/RxD1
I/O RXD
-
SI
-
UART for RS232C Flash
WR.
need Pull Up.
63
P34/SCK0
I/O DSPCLK
-
SC
DSP DIR Control Clock
64
P35/SCK1
I/O _CEFL
-
O
L
L
FL Driver chip sel
Summary of Contents for SR4500
Page 8: ...6 Personal notes ...
Page 10: ...9 10 4 BLOCK DIAGRAM ...
Page 11: ...11 12 5 SCHEMATIC DIAGRAM INPUT DSP PCB 1 3 INPUT ...
Page 12: ...13 14 INPUT DSP PCB 2 3 DSP ...
Page 13: ...15 16 INPUT DSP PCB 3 3 CPU ...
Page 14: ...17 18 MAIN PCB TUNER PCB ...
Page 15: ...19 20 VIDEO PCB COMPONENT DIG INPUT PCB ...
Page 16: ...21 22 FRONT PCB ENCORDER PCB H P PCB PUSH SW PCB ...
Page 17: ...POWER TRANS 1 PCB POWER TRANS 2 PCB POWER TRANS 3 PCB 23 24 ...
Page 21: ...31 32 CUP11694 INPUT DSP PCB BOTTOM Q309 Q310 Q319 Q320 ...
Page 25: ...37 CUP11696Z REGULATOR PCB IC91 IC92 IC93 BIAS TR PCB Q851 ...