Sharp SD-AS10H(S) Service Manual page 126

1-bit digital home cinema with dvd
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SD-AS10H
ICP600 RH-iXA028AW00: System Microcomputer (IXA028AW) (1/2)
Pin No.
Terminal Name
1
LCD_SDA
2
LCD_SCL
3
LCD_CS
4
LCD_RESET
5
LCD_A0
6
CHANGER LED
7
N.C.
8
BYTE
9
VSS
10*
XC IN
11*
XC OUT
12
RESET
13
X_OUT
14
GND
15
X_IN
16
VCC
17
NMI
18
POWER KEY
19
REMO SIGNAL H
20
REMO SIGNAL V
21
V/H SW 1
22
DVD IR
23
V/H SW 2
24
DVD FUNC
25
EEPROM MODE
26
DVD RESET
27
EEPROM WP
28*
N.C.
29
EEPROM SCL
30
EEPROM SDA
31
FLASH_TXD
32
DVD DATA/
FLASH_RXD
33
DVD CLK/
FLASH_SCLK
34
FLASH_BUSY
35
SYS CMD
36
AMP MOE
37
SYS CLK
38
SYS STB
39
LED 1
40
LED 2
41
LED 3
42
LED 4
43
LED 5
44*
N.C.
45*
N.C.
46*
N.C.
47
UNLOAD SW
48
D_CAM HOME SW
49
D_CAM POS SW
50
LOAD SW
51
M_CAM POS SW
52
M_CAM OVER SW
53
SHUTTER SW
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Port Name
P96/ANEX1/SOUT4
P95/ANEX0/CLK4
P94/DA1/TB4IN
P93/DA0/TB3IN
P92/TB2IN/SOUT3
P91/TB1IN/SIN3
P90/TB0IN/CLK3
BYTE
VSS
P87/XCIN
P86/XCOUT
RESET
XOUT
VSS
XIN
VCC
P85/NMI
P84/INT2
P83/INT1
P82/INT0
P81/TA4IN/U
P80/TA4OUT/U
P77/TA3IN
P76/TA3OUT
P75/TA2IN/W
P74/TA2OUT/W
P73/CTS2/RTS2/TA1IN/V
P72/CLK2/TA1OUT/V
P71/RVXD2/SCL/TA0IN/
TB5IN
P70/TXD2/SDA/TA0OUT
P67/TXD1
P66/RXD1
P65/CLK1
P64/CTS1/RTS1/CTS0/
CLKS1
P63/TXD0
P62/RXD0
P61/CLK0
P60/CTS0/RTS0
P57/RDY/CLKOUT
P56/ALE
P55/HOLD
P54/HLDA
P53/A16
P52/A17
P51/WRH/BHE
P50/WRL/WR
P47/CS3
P46/CS2
P45/CS1
P44/CS0
P43/A19
P42/A18
P41/A17
Input/Output
Output
Display data output to LCD driver.
Output
Serial clock output to LCD driver.
Output
CS control output to LCD driver.
Output
Reset output to LCD driver.
Output
A0 signal output to LCD driver.
Output
Changer LED. H: LED ON, L: LED OFF
Output
Not used.
Input
Connect to VSS.
GND
Input
32.768 kHz Subclock.
Output
32.768 kHz Subclock.
Input
System micom reset input. L: RESET
Output
Main clock output 9.83 MHz.
Connect to GND (VSS).
Input
Main clock input 9.83 MHz.
Input
Power input 3.3 V, back up power.
Output
Pull up to VCC by 10K.
Input
Power Key detection. "L": Pressing key
Input
Remocon signal decord (Pilips Remo) for horizontal way.
Input
Remocon signal decord (Pilips Remo) for vertical way.
Input
Vertical/Horizontal position detection SW1.
DVD command data.
Output
Vertical/Horizontal position detection SW2.
Input
Power control at DVD unit.
Input
EEPROM access mode. L: Normal, H: Read
Output
DVD reset out.
Output
EEPROM WP
Not used.
Input
Clock input from EEPROM.
Output
Power control at DVD unit.
POWER ON (W/O TUNER: "L" OUTPUT, TUNER & P-
OFF: "H" OUTPUT)
Output
Sent data output to flash writer.
Input
DVD data input serial 32 byte/receive data input from flash
writer.
Input
DVD data clock input serial 32 byte/clock input from flash
writer.
Output
Bus output to flash writer. BUSY: "H"
Output
Communication with amp unit, command transfer.
Input
Communication with amp unit. (To receive in amp mode)
STB=H: AMP→SYS communication start request
Output
Communication with amp unit, sync clock output.
Output
Communication with amp unit.
SYS→AMP communication request
Output
LED 1 control. ON = "H", OFF = "L"
Output
LED 2 control. ON = "H", OFF = "L"
Output
LED 3 control. ON = "H", OFF = "L"
Output
LED 4 control. ON = "H", OFF = "L"
Output
LED 5 control. ON = "H", OFF = "L"
Not used.
Not used.
Not used.
CH mecha SW5.
Output
CH mecha P_SW H1.
Input
CH mecha P_SW H2.
Input
CH mecha P_SW H3.
Input
CH mecha P_SW H4.
Input
CH mecha P_SW H5.
Input
CH mecha P_SW H6.
8 – 15
Function

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