LG LH-T3520X Service Manual page 38

Pin Main Alt.
79 DVSS18
50, 68,84 DVDD33
60 DVSS
33 GPIO3 INT#
34 GPIO4
35 GPIO6
36 SF_CS_
37 SF_DO
38 SF_DI
39 SF_CK
40 UP1_6 SCL
41 UP1_7 SDA
42 ICE
43
PRST#
44 IR
Dram Interface (37) (Sorted by position)
45 RD0
46 RD1
47 RD2
48 RD3
49 RD4
51 RD5
52 RD6
53 RD7
55 DQM0
56 RD15
57 RD14
58 RD13
Type Description
Ground 1.8V Ground pin for internal digital circuitry
Power 3.3V power pin for internal digital circuitry
Ground 3.3V Ground pin for internal digital circuitry
Micro Controller , Flash I nterface and GPIO(12)
InOut 1) General purpose IO 3
8mA, SR 2) Microcontroller external interrupt 1
PD, SMT
InOut
General purpose IO 4
4mA, PD
InOut
General purpose IO 6
4mA, PD
InOut
8mA, SR Serial Flash Chip Select
PU, SMT
InOut
8mA, SR Serial Flash Dout
PD, SMT
InOut
8mA, SR Serial Flash Din
PU, SMT
InOut
8mA, SR Serial Flash Clock
PD, SMT
InOut 1) Microcontroller port 1-6
8mA, SR 2) I2C clock pin
PU, SMT
InOut 1) Microcontroller port 1-7
4mA, SR 2) I2C data pin
PU, SMT
Input
Microcontroller ICE mode enable
PD, SMT
Input
Power on reset input, active low
PU, SMT
Input
IR control signal input
SMT
InOut
DRAM data 0
4mA
InOut
DRAM data 1
4mA
InOut
DRAM data 2
4mA
InOut
DRAM data 3
4mA
InOut
DRAM data 4
4mA
InOut
DRAM data 5
4mA
InOut
DRAM data 6
4mA
InOut
DRAM data 7
4mA
InOut
Data mask 0
4mA, PD
InOut
DRAM data 15
4mA
InOut
DRAM data 14
4mA
InOut
DRAM data 13
4mA
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