LG CED-8083B Service Manual page 60

•Pin Description
No. Port Name
1 Vcc
2 CS7/TMO0/TP8/PB0
3 CS6/TMIO1/TP9/PB1
4 CS5/TMO2/TP10/PB2
5 CS4/TMIO3/TP11/PB3
6 TP12/PB4
7 TP13/PB5
8 TP14/PB6
9 TP15/PB7
10 RESO/FWE
11 Vss
12 P90/TxD0
13 P91/TxD1
14 P92/RxD0
15 P93/RxD1
16 IRQ4/SCK0/P94
17 IRQ5/SCK1/P95
18 D0/P40
19 D1/P41
20 D2/P42
21 D3/P43
22 Vss
23 D4/P44
24 D5/P45
25 D6/P46
26 D7/P48
27 D8/P30
28 D9/P31
29 D10/P32
30 D11/P33
31 D12/P34
32 D13/P35
33 D14/P36
34 D15/P37
35 Vcc
36 A0/P10
37 A1/P11
38 A2/P12
39 A3/P13
40 A4/P14
41 A5/P15
42 A6/P16
43 A7/P17
44 Vss
45 A8/P20
46 A9/P21
47 A10/P22
48 A11/P23
49 A12/P24
50 A13/P25
Assign I/O
Vcc I 5V
LED2 O LED2 control output
/PRST O OTI9790 Reset control output
/UCS1 O OTI9790 Register Select1
/UCS0 O OTI9790 Register Select0
ADSEL O HALL/Seld Out Select
LED1 O LED1 control output
AUD_MUTE O Audio mute output
FWE_ON O Flash writing enable output
FWE I Flash writing mode setting
Vss I GND
ATIP/EFM O Atip/EFM Select Output
BTS_TXD O Serial communication transmit
WR/RD O Write/Read Select output
BTS_RXD I Serial communication receive
/SDINT I OTI9790 Servo Interrupt Input
TP15 O for Test
SDATAO O Serial data output
SCLK O Interface clock output
CDR/RW O CDR/CDRW Select output
/EPCS O E2PROM selection
Vss I GND
/CXACS O CXA2551 interface latch signal output
/DACS O D/A interface latch signal output
TRAY_Mute O Tray Motor Drive Mute control
ACT_MUTE O FCS, TRK, and SLD ON/OFF
UAD0 I/O DATA IN / OUT
UAD1 I/O DATA IN / OUT
UAD2 I/O DATA IN / OUT
UAD3 I/O DATA IN / OUT
UAD4 I/O DATA IN / OUT
UAD5 I/O DATA IN / OUT
UAD6 I/O DATA IN / OUT
UAD7 I/O DATA IN / OUT
Vcc I 5V
UA0 O Address output
UA1 O Address output
UA2 O Address output
UA3 O Address output
UA4 O Address output
UA5 O Address output
UA6 O Address output
UA7 O Address output
Vss I GND
UA8 O Address output
/OPEN_SW I Open switch input
/LOAD_SW I Load switch input
RECD1 I Recording area detection signal input
RECD2 I Recording area detection signal input
TESTMODE0 I Test Mode 0
Description
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