Sharp HT-DV40H - Page 131

HT-DV40H
8 – 46
IC701 RH-IXA161AW00 : System Microcomputer ( IXA161AW ) ( 3/5 )
Pin
No.
NAME
Input / Output FORM FUNCTION OUTLINE
PORT_TYPE
26 -20dB ATT
Output
CMOS INPUT /
OUTPUT
-20db ATT circuit control
ON = H
P85/EX5
27 AMP_MUTE
Output
CMOS INPUT /
OUTPUT
AMP MUTE CONTROL
L: Mute Off, H: Mute ON
P86/EX6
28 AMP_ON/OFF
Output
CMOS INPUT /
OUTPUT
AMP ON / OFF CONTROL
L: Operating mode, H: Standby mode
P87/EX7
29 POWER Key
Input
CMOS INPUT /
OUTPUT
Power Key in
Key ON = L
P30/INTP3/RTC1Hz
30 +3.3V
Output
Evdd 1
31 MOTOR_+
Output
CMOS INPUT /
OUTPUT
MOTOR + CONTROL
P50/EX8
32 MOTOR - CONTROL
Output
CMOS INPUT /
OUTPUT
MOTOR - CONTROL
P51/EX9
33 MOT_SPEED
Output
CMOS INPUT /
OUTPUT
FIX "H" DURING A MODE
P52/EX10
34 CLOSE SW
Input
CMOS INPUT /
OUTPUT
SLOT MECHA MODE SW3
ON=L
P53/EX11
35 OPEN SW
Input
CMOS INPUT /
OUTPUT
SLOT MECHA MODE SW2
ON=L
P54/EX12
36 SLOT SW
Input
CMOS INPUT /
OUTPUT
SLOT MECHA MODE SW1
ON=L
P55/EX13
37 HP_IN SW
Input
CMOS INPUT /
OUTPUT
HEADPHONE DETECT = H
P56/EX14
38 PAL/NTSC
Output
CMOS INPUT /
OUTPUT
Fix "L"
P57/EX15
39 DISC TYPE
Output
CMOS INPUT /
OUTPUT
When detect CD-DA/MP3/WMA disc or USB mode: set
H Detect DVD disc or during TUNER/LINE
IN/OPTICAL IN: set L
P17/EX31/Ti02/To02
40 DVD REQ
Input
CMOS INPUT /
OUTPUT
DVD DSP Seri. Communication
REQ out sig
P16/EX30T
i01/To01/INT
P5
41 FUNC DVD
Output
CMOS INPUT /
OUTPUT
DVD Power Control
DVD Function = H
P15/EX29/RTCDiV/RTCCL
42 DVD RESET
Output
CMOS INPUT /
OUTPUT
DVD DSP RESET SIG
P14/EX28/RxD3
43 DVD_INT
Output
CMOS INPUT /
OUTPUT
DVD Interruption port
Pull "L" when to interrupt DVD
P13/EX27/TxD3
44 DVD CMD
Output
CMOS INPUT /
OUTPUT
DVD DSP Seri. Communication
Command out sig
P12/EX26/SO00TxD0
45 DVD DATA
Input
CMOS INPUT /
OUTPUT
DVD DSP Seri. Communication
DVD DATA receive
P11/EX25/Si00/RxD0
46 DVD CLK in
Input
CMOS INPUT /
OUTPUT
DVD DSP Seri. Communication
DVD CLK receive
P10/EX24/SCK00
47 +3.3V
Avref 1
48 VOICE GUIDE
Output
CMOS INPUT /
OUTPUT
VOICE GUIDANCE OUTPUT
P110/ANO0
49 NEW DISC
Output
CMOS INPUT /
OUTPUT
New disc information to Sunplus
L: Current disc, H: New Disc
P111/ANO1
50 +3.3V
Avref 0