Sony MEX-BT5100 Service Manual page 54

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