Sharp GX-M10 (OR), Service Manual

Page: 18 / 58

GX-M10
6 – 1
CHAPTER 6. MAJOR PART DRAWING
[1] Function Table Of IC
IC600 CH-IXA369AWA5 : Micro Computer IXA369AW00 ( 1/4 )
Pin
No.
NAME
INPUT/
OUTPUT
TYPE
SOFT
PULL-UP
DESCRIPTION
HARDWARE
PULL-UP
PORT_TYPE
1
HP_SEL
INPUT
CMOS INPUT /
OUTPUT
OFF
HEADPHONE IN DETECTION SWITCH
L : IN , H : OUT
NEED
P3_3/SSI
2
TUN_SDA/DAP_SDA
INPUT /
OUTPUT
CMOS INPUT /
OUTPUT
OFF TUNER/DAP DATA I2C BUS LINE NEED
P3_4/SDA/SCS
3
MODE
INPUT INPUT - CONNECT THIS PIN TO VCC VIA A RESISTOR NEED
MODE
4
XCIN
INPUT
CMOS INPUT /
OUTPUT
OFF 32.768kHz CRYSTAL (SUB CLOCK)
P4_3/XCIN
5
XCOUT
OUTPUT
CMOS INPUT /
OUTPUT
OFF 32.768kHz CRYSTAL (SUB CLOCK)
P4_4/XCOUT
6
RESET
INPUT INPUT -
RESET INPUT. ACTIVE "L"
CONNECT TO WRITER RESET LINE DURING
FLASH
NEED
RESET
7
XOUT
OUTPUT INPUT OFF 8MHz CERAMIC OSCILLATOR (MAIN CLOCK)
P4_7/XOUT(Note1)
8
VSS
- - - GROUND
VSS/AVSS
9
XIN
INPUT INPUT OFF 8MHz CERAMIC OSCILLATOR (MAIN CLOCK)
P4_6/XIN
10
VCC
- - - 3.3V SUPPLY
VCC/AVCC
11
DAP_RST
OUTPUT
CMOS INPUT /
OUTPUT
OFF
DAP RESET CONTROL
H : NORMAL , L : RESET
P5_4/TRCIOD
12
DAP_PWDN
OUTPUT
CMOS INPUT /
OUTPUT
OFF
DAP POWER DOWN CONTROL
H : NORMAL , L : POWER DOWN
P5_3/TRCIOC
13
DAP_MUTE
OUTPUT
CMOS INPUT /
OUTPUT
OFF
DAP MUTE CONTROL
H : MUTE OFF , L : MUTE ON
P5_2/TRCIOB
14
DCDC_EN
OUTPUT
CMOS INPUT /
OUTPUT
OFF
12V SUPPLY CONTROL, ON DURING DEMO/P-ON
H : ON; L : OFF
P5_1/TRCIOA/TRC-
TRG
15
DC_ECO
OUTPUT
CMOS INPUT /
OUTPUT
OFF
ECO CTRL
H: OTHERS , L: DC DEMO OFF
P5_0/TRCCLK
16
LCD_CE
OUTPUT
CMOS INPUT /
OUTPUT
OFF LCD DRIVER CHIP ENABLE OUTPUT
P2_7/TRDIOD1
17
LCD_BCKLGHT
OUTPUT
CMOS INPUT /
OUTPUT
OFF
LCD BACKLIGHT CONTROL
L : OFF H: ON
P2_6/TRDIOC1
18
IPOD_DET
INPUT
CMOS INPUT /
OUTPUT
OFF
IPOD IN DETECTION
L : IN , H : OUT
NEED
P2_5/TRDIOB1
19
FAULT
INPUT
CMOS INPUT /
OUTPUT
OFF CURRENT LIMITTER IC ERROR DETECT NEED
P2_4/TRDIOA1
20
USB_EN
OUTPUT
CMOS INPUT /
OUTPUT
OFF
CURRENT LIMITTER IC SELECTOR
H:USB L:OTHERS
P2_3/TRDIOD0
21
IPOD_EN
OUTPUT
CMOS INPUT /
OUTPUT
OFF
CURRENT LIMITTER IC SELECTOR
H:IPOD L:OTHERS
P2_2/TRDIOC0
22
GUI_MUTE
OUTPUT
CMOS INPUT /
OUTPUT
OFF
GUITAR MUTE CONTROL
L : MUTE ON , H : MUTE OFF
P2_1/TRDIOB0
23
DSEL_S
OUTPUT
CMOS INPUT /
OUTPUT
OFF
D+/D- BUS SELECTOR CONTROL
H : IPOD , L : USB
P2_0/TRDIOA0/TRD-
CLK
24
RX_IN
INPUT
CMOS INPUT /
OUTPUT
OFF REMOCON SENSOR INPUT
P1_7/TRAIO/INT1
25
LCD_CLK
OUTPUT
CMOS INPUT /
OUTPUT
OFF LCD DRIVER CLOCK OUTPUT
P1_6/CLK0
26
MIC_MUTE
OUTPUT
CMOS INPUT /
OUTPUT
OFF
MIC MUTE CONTROL
L : MUTE ON , H : MUTE OFF
P1_5/RXD0/(TRAIO)/
(INT1)(Note2)