Daewoo DSL19M1WC, Service Manual

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39
2) While internal AUDIO DAC not used:GPIO
229 ADACVDD1 Power 3.3V power pin for AUDIO DAC circuitry
230 ADACVDD2 Power 3.3V power pin for AUDIO DAC circuitry
Video Interface ( 18 )
196 DACVDDC Power 3.3V power pin for VIDEO DAC circuitry
195 VREF Analog Bandgap reference voltage
194 FS Analog Full scale adjustment
193 YUV0 CIN
Output 4MA,
SR
1)
2) Video data output bit 0
Compensation capacitor
192 DACVSSC Ground Ground pin for VIDEO DAC circuitry
191 YUV1 Y
Output 4MA,
SR
1)
2) Video data output bit 1
Analog Y output
190 DACVDDB Power 3.3V power pin for VIDEO DAC circuitry
189 YUV2 C
Output 4MA,
SR
1)
2) Video data output bit 2
Analog chroma output
188 DACVSSB Ground Ground pin for VIDEO DAC circuitry
187 YUV3 CVBS
Output 4MA,
SR
1)
2) Video data output bit 3
Analog composite output
186 DACVDDA Power 3.3V power pin for VIDEO DAC circuitry
185 YUV4 Y/G
Output
4MA, SR
1)
2) Video data output bit 4
Green or Y
184 DACVSSA Ground Ground pin for VIDEO DAC circuitry
183 YUV5 B/Cb/Pb
Output
4MA, SR
1)
2) Video data output bit 5
Blue or CB
182 YUV6 R/Cr/Pr
Output
4MA, SR
1)
2) Video data output bit 6
Red or CR
181 VSYN V_ADIN1
Input
4MA, SR
SMT
Non-pull
1)
2) Vertical sync input/output
While no External TV-encoder:
I) Vertical sync for video-input
II) Version AD input port 1
III) GPIO
180 YUV7
INT3#
ASDATA5
Input
4MA, SR
SMT
Non-pull
1)
2) Video data output bit 7
While no External TV-encoder:
I) Microcontroller external interrupt 3
II) Audio serial data 5 part II : DSD data sub-woofer
channel or Microphone output
III) GPIO
179 HSYN
INT4#
V_ADIN2
Input
4MA, SR
SMT
Non-pull
1)
2) Horizontal sync input/output
While no External TV-encoder:
I) Horizontal sync for video-input
II) Microcontroller external interrupt 4
III) Version AD input port 2
IV) GPIO
MISC ( 12 )
46 USB_VSS USB Ground USB ground pin
47 USBP Analog Input USB port DPLUS analog pin
48 USBM Analog Input USB port DMINUS analog pin
49 USB_VDD3 USB Power USB Power pin 3.3V
108 PRST#
Input
PU, SMT
Power on reset input, active low
107 ICE
Input
PD, SMT
Microcontroller ICE mode enable
233 XTALO Output 27M crystal out