Read Sony HT-CT550W / STR-CT550WT Service Manual online
STR-CT550WT
49
Pin No.
Pin Name
I/O
Description
143
VDD_INT
-
Power supply terminal (+1.2V) (for core)
144
TRST
I
Test reset signal input terminal (for JTAG) Not used
145
MLBSO
I
Not used
146
EMU
O
Emulation status signal output terminal Not used
147 to
150
DATA0 to DATA3
I/O
Two-way data bus terminal Not used
151
TDO
O
Test data output terminal (for JTAG) Not used
152
DATA4
I/O
Two-way data bus terminal Not used
153
VDD_EXT
-
Power supply terminal (+3.3V) (for I/O)
154, 155
DATA5, DATA6
I/O
Two-way data bus terminal Not used
156
VDD_INT
-
Power supply terminal (+1.2V) (for core)
157
DATA7
I/O
Two-way data bus terminal Not used
158
TDI
I
Test data input terminal (for JTAG) Not used
159
SDCLK
O
SDRAM clock output terminal Not used
160
VDD_EXT
-
Power supply terminal (+3.3V) (for I/O)
161 to
163
DATA8 to DATA10
I/O
Two-way data bus terminal Not used
164
TCK
I
Test clock signal input terminal (for JTAG) Not used
165 to
168
DATA11, DATA12,
DATA14, DATA13
I/O
Two-way data bus terminal Not used
169
VDD_INT
-
Power supply terminal (+1.2V) (for core)
170
DATA15
I/O
Two-way data bus terminal Not used
171
SDWE
O
SDRAM write enable terminal Not used
172
SDRAS
O
SDRAM row address strobe terminal Not used
173
RESET
I
Reset signal input from the system controller “L”: reset
174
TMS
I
Test mode selection signal input terminal (for JTAG) Not used
175
SDCAS
O
SDRAM column address select terminal Not used
176
VDD_INT
-
Power supply terminal (+1.2V) (for core)
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