Read Sony MEX-BT5100 Service Manual online
MEX-BT5100
54
Pin No.
Pin Name
I/O
Description
93
VCC
-
Power supply terminal (+1.9V)
94
A25
O
Address signal output terminal Not used
95
PTK4
-
Not used
96
RD
O
Read strobe signal output to the fl ash ROM and data bus interface
97
DQMLL
O
Write mask signal output to the SD-RAM and data bus interface
98
DQMLU
O
Write mask signal output to the SD-RAM and fl ash ROM
99
DQMUL
O
Write mask signal output to the SD-RAM
100
VSSQ
-
Ground terminal
101
DQMUU
O
Write mask signal output to the SD-RAM
102
VCCQ
-
Power supply terminal (+3.3V)
103
RD/WR
O
Read/write signal output to the SD-RAM
104
PTE7
-
Not used
105
NOR_CS
O
Chip select signal output to the fl ash ROM
106
CS2
O
Chip select signal output terminal Not used
107
SD_CS
O
Chip select signal output to the SD-RAM
108
CSA
O
Chip select signal output to the data bus interface
109
PTK3
-
Not used
110
CSB
O
Chip select signal output to the data bus interface
111
EVOL_CLK
O
Serial data transfer clock signal output to the audio select
112
MAS_RST
O
System reset signal output terminal Not used
113
SELF_PRCT
O
Power on/off control signal output terminal for the bluetooth section
114
DISP_RST
O
System reset signal output to the front panel controller "L": reset
115
VSSQ
-
Ground terminal
116
TXDPLS
-
Not used
117
VCCQ
-
Power supply terminal (+3.3V)
118
MAS_PW
I
State notifi cation signal input from the system controller
"H": state that can be communicated
"H": state that can be communicated
119
DOOR_SW
I
Shutter of front panel open/close detection input terminal Can not disc eject when input "H"
"L": Shutter is open
"L": Shutter is open
120
ATT
I
Muting on/off control signal input terminal
121
TXDMNS
-
Not used
122
USB1D_SUSPEND
-
Not used
123
USB1_OVR_CRNT
I
Over current detection signal input terminal Not used
124
USB2_OVR_CRNT
I
Over current detection signal input terminal Not used
125
USB1DTXEL
-
Not used
126
USB1PWREN
O
Power on/off control signal output terminal Not used
127
USB2PWREN
O
Power on/off control signal output terminal Not used
128
SD_CKE
O
Clock enable signal output to the SD-RAM
129
SD_RAS
O
Row address strobe signal output to the SD-RAM
130
PTJ1
-
Not used
131
SD_CAS
O
Column address strobe signal output to the SD-RAM
132
VSSQ
-
Ground terminal
133
PTJ3
-
Not used
134
VCCQ
-
Power supply terminal (+3.3V)
135, 136
PTJ4, PTJ5
-
Not used
137
VSS
-
Ground terminal
138
SH_PW
O
State notifi cation signal output to the system controller
"H": state that can be communicated
"H": state that can be communicated
139
VCC
-
Power supply terminal (+1.9V)
140
DISP_PW
O
Communication interface signal output to the front panel controller
141
MAS_FLSW
O
Flash writing mode detection signal output terminal Not used
142
DISP_FLSW
O
Flash writing mode detection signal output terminal Not used
143
TDO
O
Data output terminal Not used
144
DRAK0
-
Not used
145
DACK
-
Not used
146
WAIT
I
Hardware wait request signal input terminal Not used
147
RESETM
I
Manual reset request signal input terminal Not used
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