LG GSA-4081B, Service Manual

Page: 70 / 89

72
Pin no. Pin name I/O I/O Setting Symbol Description
79 P120 I/O O STNBYONP OEIC power-saving control
80 PX7 I/O O (CLKOUT) For Bus evaluation
81 PX6 I/O O Blank port
82 PX5 I/O O Blank port
83 Vss O VSS GND
84 P97 I/O O EEPRCE EEPROM Chip Select
85 P96 I/O O Blank port
86 P95 I/O O DSLADJ2 DSL Adjustment/EQ Boost Filter change single
87 P94 I/O O (XBCYST) For Bus evaluation
88 P93 I/O O DSLADJ Encoder output Loop Back Mute signal
89 P92 I/O O XRD Read Strobe
90 P91 I/O O Blank port
91 P90 I/O O XLWR Lower Byte Write Strobe
92 P87 I/O O XCS7 DSP3 Chip Select(1Wait)
93 P86 I/O O XCS6 DSP3 Chip Select(2Wait)
94 P85 I/O O Blank port
95 P84 I/O O Blank port
96 P83 I/O O LEDG1 LED
97 P82 I/O O XCS2 SRAM Chip Select
98 P81 I/O O XCS1 FROM Chip Select(Main Part)
99 P80 I/O O XCS0 FROM Chip Select(Core Part)
100 HVdd I VDD +3.3V
101 P67 I/O O Blank port
102 P66 I/O O Blank port
103 P65 I/O O Blank port
104 P64 I/O O A20 Address Bus 20
105 P63 I/O O A19 Address Bus 19
106 P62 I/O O A18 Address Bus 18
107 P61 I/O O A17 Address Bus 17
108 P60 I/O O A16 Address Bus 16
109 PB7 I/O O A15 Address Bus 15
110 PB6 I/O O A14 Address Bus 15
111 PB5 I/O O A13 Address Bus 13
112 PB4 I/O O A12 Address Bus 12
113 PB3 I/O O A11 Address Bus 11
114 PB2 I/O O A10 Address Bus 10
115 PB1 I/O O A9 Address Bus 9
116 PB0 I/O O A8 Address Bus 8
117 Vss O VSS GND
118 PA7 I/O O A7 Address Bus 7
119 PA6 I/O O A6 Address Bus 6
120 PA5 I/O O A5 Address Bus 5