54
MEX-R5
Pin No.
Pin Name
I/O
Description
164 to 167
HDAT3 to
HDAT0
I/O
Two-way data bus with the flash memory
168
RS
O
Data read strobe signal output to the flash memory
169
WP
O
Control signal output for data write protector or writing speed to the flash memory
170
HADR30
O
Address signal output to the flash memory
171
DVDD33
-
Power supply terminal (+3.3V)
172 to 178
HADR29 to
HADR23
O
Address signal output to the flash memory
179
HADR13
O
Address signal output to the flash memory
180
WS
O
Write enable signal output to the flash memory
181, 182
HADR12,
HADR11
O
Address signal output to the flash memory
183
SIN0
I
Serial data input terminal Not used
184
DVSS
-
Ground terminal
185
SOUT0
O
Serial data output terminal Not used
186
SCLK0
O
Serial data transfer clock signal output terminal
187
_PIO1 0
I/O
Not used
188
TDO
O
Data output terminal for JTAG test Normally not used
189
TRST
I
Reset signal input terminal for JTAG test Normally not used
190
TMS
I
Mode setting terminal for JTAG test Normally not used
191
TDI
I
Serial data input terminal for JTAG test Normally not used
192
TCK
I
Clock signal input terminal for JTAG test Normally not used
193
DVDD15
-
Power supply terminal (+1.5V)
194
DVSS
-
Ground terminal
195
RTS
O
Data send request signal output terminal for UART communication
196
CTS
I
Data send request signal input terminal for UART communication
197
TXD
O
Transmit data output terminal for UART communication
198
RXD
I
Receive data input terminal for UART communication
199
L/R
O
PCM audio signal output terminal (L/R channel) Not used
200
C/SW
O
PCM audio signal output terminal (C/SW channel) Not used
PCM audio signal output terminal (SL/SR channel) Not used
PCM audio signal output terminal (downmix)
SPDIF audio signal output terminal
L/R sampling clock signal output to the D/A converter
Serial data transfer clock signal output to the D/A converter
Serial data output to the D/A converter
Gain switch input from the optical pick-up block
211
CMD
I/O
Not used
212
REQ
I/O
Not used
213
SKM
I/O
Not used
214
RF_RST
I
System reset signal input from the reset signal generator
215
CD/DVD
O
CD/DVD switching control signal output terminal
216
DVSS
-
Ground terminal
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299