BBK DK1020S - Page 85

Pin Name Data direction Function
27 SCLK DI Series audio control clock
28 SDIN4 DI Left/right channel audio data input
29 SDIN3 DI Surround left/right channel audio data input
30 SDIN2 DI Microphone/external left/right channel audio data input
31 SDIN1 DI Centre/subwoofer audio data input
32 PSVC Power supply controlled by bandwidth modulation volume
33 VR-DIG Reference voltage of digital kernel power supply 1.8V
34 DVSS Digital ground
35 DVSS Digital ground
36 DVDD Digital 3.3V power supply
37 BKND-ERR DI External chip TAS5512 correction signal input
38 DVSS Digital ground
39 VALID DO Output external chip TAS5512 reset signal
40 PWM-M-1 DO Power amplifier left channel PWM output (negative end)
41 PWM-P-1 DO Power amplifier left channel PWM output (positive end)
42 PWM-M-2 DO Power amplifier right channel PWM output (negative end)
43 PWM-P-2 DO Power amplifier right channel PWM output (positive end)
44 PWM-M-3 DO Power amplifier surround left channel PWM output (negative end)
45 PWM-P-3 DO Power amplifier surround left channel PWM output (positive end)
46 PWM-M-4 DO Power amplifier surround right channel PWM output (negative end)
47 PWM-P-4 DO Power amplifier surround right channel PWM output (positive end)
48 VR-PWM Reference voltage of digital bandwidth modulation 1.8V
49 PWM-M-7 DO Power amplifier centre PWM output (negative end)
50 PWM-P-7 DO Power amplifier centre PWM output (positive end)
51 PWM-M-8 DO Power amplifier subwoofer PWM output (negative end)
52 PWM-P-8 DO Power amplifier subwoofer PWM output (positive end)
53 DVSS-PWM Bandwidth modulation digital ground
54 DVDD-PWM Bandwidth modulation digital 3.3V power supply
55 PWM-M-5 DO Mixed left channel PWM output (negative end)
56 PWM-P-5 DO Mixed left channel PWM output (positive end)
57 PWM-M-6 DO Mixed right channel PWM output (negative end)
58 PWM-P-6 DO Mixed right channel PWM output (positive end)
59 PWM-HPML DO PWM output (negative end)