Sharp XL-DK257N Service Manual page 81

IC701 RH-IXA159AW00: System Microcomputer (2/5)
NAME
Pin
No.
PORT_TYPE
RDS CLK
26
P74/TA2OUT
IPOD_DETECT
27
P73/CTS2/RTS2/TA1IN
FLD RESET
28
P72/CLK2/TA1OUT
IPOD_TXD
29
P71/RXD2/SCL2/TA0IN/TB5IN
IPOD_RXD
30
P70/TXD2/SDA2/TA0OUT
FLD DATA/FLASH_TXD
P67/TXD1/SDA1
31
FLASH_RXD
32
P66/RXD1/SCL1
FLD SCK/FLASH_SCLK
P65/CLK1
33
FLD CS/FLASH_BUSY
P64/CTS1/RTS1/CTS0/CLKS1
34
NO USE
35
P63/TXD0/SDA0
NO USE
36
P62/RXD0/SCL0
NO USE
37
P61/CLK0
CP_SCL
38
P60/CTS0/RTS0
CP_SDA
39
P57/CLKOUT
CP_nRESET
40
P56
FLASH_EPM
41
P55
NO USE
42
P54
NO USE
43
P53
NO USE
44
P52
NO USE
45
P51
FLASH CE
46
P50
NO USE
47
P47
NO USE
48
P46
NO USE
49
P45
NO USE
50
P44
INPUT /
FORM
OUTPUT
INPUT CMOS INPUT / OUTPUT
INPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
INPUT Nch open
OUTPUT Nch open
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
INPUT /
CMOS INPUT / OUTPUT
OUTPUT
OUTPUT CMOS INPUT / OUTPUT
INPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
INPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
OUTPUT CMOS INPUT / OUTPUT
8 – 8
SOFT
FUNCTION OUTLINE
PULLUP
OFF RDS CLK (H MODEL)
L:IPOD INSERT
H:W/O IPOD
OFF
FL DRIVER RESET CONTROL
IPOD COMMUNICATION
-
DATA IN (OPTION)
IPOD COMMUNICATION
-
DATA IN (OPTION)
COMMUNICATION WITH FL
DRIVER
( DATA OUT TO FLASH
WRITER.)
INPUT DATA FROM FLASH
WRITER
COMMUNICATION WITH
OFF
FL_DRIVE. CLOCK OUTPUT
( INPUT CLOCK FROM
FLASH WRITER. )
COMMUNICATION WITH
FL_DRIVER. Chip Select
( BUSY OUTPUT TO FLASH
WRITER. BUSY: "H")
Fix "L"
Fix "L"
OFF
Fix "L"
IPOD CO-PROCESSOR I2C
COMMUNICATION CLOCK
IPOD CO-PROCESSOR I2C
COMMUNICATION DATA
SUMMER TIME SWITCH
OUTPUT
L:NORMAL H:+1HOUR
OFF
CONNECT TO VSS
THROUGH PULL DOWN
(SET FLASH WRITING)
Fix "L"
Fix "L"
Fix "L"
OFF
Fix "L"
FLASH CHIP ENABLE
Fix "L"
Fix "L"
OFF
Fix "L"
Fix "L"
XL-DK257N