Sharp XL-DK257N - Page 82

XL-DK257N
8 – 9
IC701 RH-IXA159AW00: System Microcomputer (3/5)
Pin
No.
NAME
INPUT /
OUTPUT
FORM
SOFT
PULLUP
FUNCTION OUTLINE
PORT_TYPE
51
HP_MUTE
OUTPUT CMOS INPUT / OUTPUT
OFF
HEADPHONE MUTE CONTROL
L: ON H:OFF
P43
52
HP_SW
INPUT CMOS INPUT / OUTPUT
HP DETECT SW
L: HP_Out H: HP_In
P42
53
OPEN_SW
INPUT CMOS INPUT / OUTPUT
TRAY OPEN SWITCH
DETECTION
P41
54
CLOSE_SW
INPUT CMOS INPUT / OUTPUT
TRAY OPEN SWITCH
DETECTION
P40
55
AC_RLY
OUTPUT CMOS INPUT / OUTPUT
OFF
AC RELAY CONTROL
P37
56
TRY_M+
OUTPUT CMOS INPUT / OUTPUT CHANGER TRAY MOTOR+
P36
57
TRY_M-
OUTPUT CMOS INPUT / OUTPUT
OFF
CHANGER TRAY MOTOR-
P35
58
MOT_SPEED
OUTPUT CMOS INPUT / OUTPUT
TRAY MOTOR SPEED
CONTROL
L: HIGH SPEED
H:LOW SPEED
P34
59
NO USE
OUTPUT CMOS INPUT / OUTPUT
OFF
Fix "L"
P33
60
NO USE
OUTPUT CMOS INPUT / OUTPUT Fix "L"
P32
61
NO USE
OUTPUT CMOS INPUT / OUTPUT Fix "L"
P31
62
VCC
---
MICOM SUPPLY INPUT (3.3V)
BACK-UP POWER SUPPLY
VCC2
63
IND_TIMER
OUTPUT CMOS INPUT / OUTPUT -
TIMER STANDBY LED
CONTROL
HLED LIGHT UPLLED LIGHT
OFF
P30
64
GND
- - - CONNECT TO GND
VSS
65
NO USE
INPUT CMOS INPUT / OUTPUT
OFF
Fix "L"
P27
66
NO USE
OUTPUT CMOS INPUT / OUTPUT Fix "L"
P26
67
S_MUTE
OUTPUT CMOS INPUT / OUTPUT
SYS-MUTE OUTPUT
H: MUTE
P25
68
NO USE
OUTPUT CMOS INPUT / OUTPUT Fix "L"
P24
69
NO USE
INPUT CMOS INPUT / OUTPUT
OFF
Fix "L"
P23
70
CD_PUIN-SW
INPUT CMOS INPUT / OUTPUT
CD PICK-UP IN POSITION
DETECT SWITCH
P22
71
CD_REQ
OUTPUT CMOS INPUT / OUTPUT
MP3 DEC. INTERFACE FOR
MP3 REQ : MP3 /
USB MODEL
P21
72
CD_CCE
INPUT CMOS INPUT / OUTPUT
CD DSP INTERFACE CHIP
ENABLE OUTPUT OTHERS
FUNCTION THEN CD, Fix "L"
OUTPUT
P20
73
CD_BUCK
OUTPUT CMOS INPUT / OUTPUT
OFF
CD DSP INTERFACE CLOCK
OUTPUT EXCEPT CD
FUNCTION, Fix "L" OUTPUT
P17
74
CD_BUS3
OUTPUT CMOS INPUT / OUTPUT
CD DSP INTERFACE INPUT /
OUTPUT BUS LINE 3
OTHERS FUNCTION THEN
CD, Fix "L" OUTPUT
P16/INT4
75
CD_BUS2
INPUT /
OUTPUT
CMOS INPUT / OUTPUT
CD DSP INTERFACE INPUT /
OUTPUT BUS LINE 2
OTHERS FUNCTION THEN
CD, Fix "L" OUTPUT
P15/INT3