Pioneer DV-2850S Service Manual page 72

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No. Pin Name I/O
189 DACVDDC –
190 VREF –
A
191 FS –
192 YUV0 O
193 DACVSSC –
194 YUV1 O
195 DACVDDB –
196 YUV2 O
197 DACVSSB –
B
198 YUV3 O
199 DACVDDA –
200 YUV4 O
201 DACVSSA –
202 YUV5 O
203 YUV6 O
C
204 DVDD3 –
205 VSYN I/O
206 YUV7 I/O
D 207 HSYN I/O
208 SPMCLK I/O
209 SPDATA I/O
E
210 SPLRCK I/O
211 SPBCK I/O
212 DVDD3 –
F
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2
Pin Function
3.3V power pin for VIDEO DAC circuitry
Bandgap reference voltage
Full scale adjustment
Video data output bit 0
Compensation capacitor
Ground pin for VIDEO DAC circuitry
Video data output bit 1
Analog Y output
3.3V power pin for VIDEO DAC circuitry
Video data output bit 2
Analog chroma output
Ground pin for VIDEO DAC circuitry
Video data output bit 3
Analog composite output
3.3V power pin for VIDEO DAC circuitry
Video data output bit 4
Green or Y
Ground pin for VIDEO DAC circuitry
Video data output bit 5
Blue or CB
Video data output bit 6
Red or CR
3.3V power pin Video DAC digital circuitry only
Vertical sync input/output
While no External TV-encoder:
Vertical sync for video-input
Version AD input port 1
GPIO
Video data output bit 7
While no External TV-encoder:
Microcontroller external interrupt 3
Audio serial data 5 part II:DSD data sub-
woofer channel or Microphone output
GPIO
Horizontal sync input/output
While no External TV-encoder:
Horizontal sync for video-input
Microcontroller external interrupt 4
Version AD input port 2
GPIO
Audio DAC master clock of SPDIF input
While SPDIF input is not used:
Serial interface port 0 clock pin
GPIO
Audio data of SPDIF input
While SPDIF input is not used:
Serial interface port 0 data-in
GPIO
Audio left/right channel clock of SPDIF input
While SPDIF input is not used:
Serial interface port 0 data-out
GPIO
Audio bit clock of SPDIF input
While SPDIF input is not used:
Serial interface port 0 chip select
Audio serial data 5 part I:DSD data sub-
woofer channel or Microphone output
GPIO
3.3V power pin for internal digital circuitry
2
3
No. Pin Name
213 ALRCK
214 ABCK
215 ACLK
216 DVSS
217 ASDATA0
218 ASDATA1
219 ASDATA2
220 ASDATA3
221 DVDD18
222 ASDATA4
223 DVSS
224 MC_DATA
225 SPDIF
226 RFGND18
227 RFVDD18
228 XTALO
229 XTALI
230 JITFO
231 JITFN
232 PLLVSS
233 IDACEXLP
234 PLLVDD3
235 LPFON
236 LPFIP
237 LPFIN
238 LPFOP
DV-2850-S
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4
I/O Pin Function
Audio left/right channel clock
I/O
Trap value in power-on reset:
1:use external 373
0:use internal 373
O Audio bit clock
Phase de-modulation
I/O Audio DAC master clock
– 1.8V Ground pin for internal digital circuitry
I/O
Audio serial data 0 (Front-Left/Front-Right)
DSD data left channel
Trap value in power-on reset:
1:manufactory test mode
0:normal operation
Audio serial data 1 (Left-Surround/Right-Surround)
I/O
DSD data right channel
Trap value in power-on reset:
1:manufactory test mode
0:normal operation
While only 2 channels output:
GPO
Audio serial data 2 (Center/LFE)
I/O
DSD data left surround channel
Trap value in power-on reset:
1:manufactory test mode
0:normal operation
While only 2 channels output:
GPO
I/O Audio serial data 3 (Center-back/Center-left-
back/Center-right-back, in 6.1 or 7.1 mode)
DSD data right surround channel
Trap value in power-on reset:
1:manufactory test mode
0:normal operation
While only 2 channels output:
GPIO
– 1.8V power pin for internal digital circuitry
Audio serial data 4 (Down-mixed Left/Right)
I/O
DSD data center channel
Trap value in power-on reset:
1:manufactory test mode
0:normal operation
While only 2 channels output:
Microcontroller external interrupt 1
GPIO
– 3.3V Ground pin for internal digital circuitry
Microphone serial input
I/O
While not support Microphone:
Microcontroller external interrupt 2
GPIO
O SPDIF output
– Analog ground
– Analog power 1.8V
O 27M crystal out
I 27M crystal in
O The output terminal of RF jitter meter
I The input terminal of RF jitter meter
– Ground pin for data PLL and related analog circuitry
O Data PLL DAC Low-pass filter
– Power pin for data PLL and related analog circuitry
O The negative output of loop filter amplifier
I The positive input terminal of loop filter amplifier
I The negative input terminal of loop filter amplifier
O The positive output of loop filter amplifier
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