BBK DK2810HD, Service Manual

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Pin Main Alt. Type Description
221 ARF GPIO Output
1) AUDIO DAC Sub-woofer channel output
2) While internal AUDIO DAC not used:
a. GPIO
b. ALRCK
222 ARS GPIO Output
1) AUDIO DAC Right Surround channel output
2) While internal AUDIO DAC not used:
a. GPIO
b. ASDATA3
223 AR GPIO
Analog output/
Digital GPIO
1) AUDIO DAC Right channel output
2) While internal AUDIO DAC not used:
a. GPIO0
b. ASDTAT2
224 AVCM Analog AUDIO DAC reference voltage
225 AL GPIO
Analog output/
Digital GPIO
1) AUDIO DAC Left channel output
2) While internal AUDIO DAC not used:
a. GPIO1
b. ASDATA1
226 ALS GPIO Output
1) AUDIO DAC Left Surround channel output
2) While internal AUDIO DAC not used:
a. GPIO
b. ASDATA0
227 ALF GPIO Output
1) AUDIO DAC Center channel output
2) While internal AUDIO DAC not used:
a. GPIO
b. ASDATA4
228 ADACVDD2 Power 3.3V power pin for AUDIO DAC circuitry
229 ADACVDD1 Power 3.3V power pin for AUDIO DAC circuitry
230
CH8 GPIO
Analog output/
Digital GPIO
1) AUDIO DAC 8th channel output
2) While internal AUDIO DAC not used:
a. GPIO
b. ABCK
231 CH7 GPIO Output
1) AUDIO DAC 7th channel output
2) While internal AUDIO DAC not used:
a. GPIO
b. ACLK