LG GSA-4163B Service Manual page 59

1.4.5 Serial Communication Interface Pin List
Pin Name
LDBUSY
W DEN
SCK(WDEN2)
RFDEN
SDATA
SCLK
1.4.6 Audio Interface Pin List
Pin Name
DOUT
ROUT
LOUT
1.4.7 Clock Generator Pin List
Pin Name
FEMCK
XCO
XCI
Pin No. I/O Destination
60 I LDD
61 O LDD
LDD2
O
28
63 O AFE
65 IO AFE / LDD
66 O AFE / LDD
Pin No. I/O Destination
2 TO ATAPI
246 AO ATAPI
248
Pin No. I/O Destination
67 O AFE
254 O X'TAL
255 I X'TAL
Function
LDD serial IF busy
LDD microcomputer I/F (transfer enable signal)
LDD2 microcomputer I/F (transfer enable signal)
AFE/LDD microcomputer I/F (transfer enable signal)
AFE/LDD microcomputer I/F (transfer data signal 3V
system)
AFE/LDD microcomputer I/F (transfer clock signal)
Function
Digital output pin
Audio Lch & Rch output
Function
Front End LSI clock
Crystal oscillation 33.8688 MHz
Crystal oscillation 33.8688 MHz
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