66
HCD-DX315
Pin No.
Pin Name
I/O
Description
176
LIMSW
O
LIMSW signal output to optical pick-up
177
OCSW
I
SEN signal input from system controller (IC501)/OCSW signal input (not used)
178
REW
O
REW signal output to IC1201
179
CKSW
I
CKSW signal input (not used)
180
NC
—
Not used
181
NC
—
Not used
182
DVDD3
—
Power supply (SW+3.3V)
183
NC
—
Not used
184
NC
—
Not used
185
NC
—
Not used
186
NC
—
Not used
187
NC
—
Not used
188
NC
—
Not used
189
DAVCC
—
Power supply (+3.3V from IC1105)
190
VREF
I
Bandgap reference voltage (not used)
191
FS
O
Full scale adjustment (pull down)
192
YUV0
—
Not used
193
DAVSS
—
Ground terminal
194
YUV1
O
Y signal output to VIDEO AMP (IC201)
195
DAVDD
—
Power supply (+3.3V from IC1105)
196
YUV2
O
CHROMA signal output to VIDEO AMP (IC201)
197
DAVSS
—
Ground terminal
198
YUV3
O
VIDEO signal output to VIDEO AMP (IC201)
199
DAVDD
—
Power supply (+3.3V from IC1105)
200
YUV4
O
Y signal output to VIDEO AMP (IC201)
201
DAVSS
—
Ground terminal
202
YUV5
O
Cb signal output to VIDEO AMP (IC201)
203
YUV6
O
Cr signal output to VIDEO AMP (IC201)
204
DVDD3
—
Power supply (SW+3.3V)
205
MIC/VSYNC
I
MIC_DET signal to IC501 (not used)
206
VOICE/YUV7
—
Not used
KARAOKE MODE signal to IC501 (not used)
Not used
I
Audio data of SPDIF input
MUTE signal to IC1201
MUTE123 signal to IC1201
Power supply (SW+3.3V)
I
Audio left/right channel clock
I
Audio bit clock
Audio DAC master clock
216
DVSS
—
Ground terminal
217
ASDATA0
O
Audio serial data 0
218
ASDATA1
O
Audio serial data 1
219
ASDATA2
O
Audio serial data 2
220
XRST
—
Not used
221
DVDD18
—
Power supply (+1.8V)
222
ASDATA4
O
Audio serial data (Pull down)
223
DVSS
—
Ground terminal
224
DWIDE
—
To pin 209 of IC1101
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