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WM8980CGEFL/V Datasheet(PDF) 111 Page - Wolfson Microelectronics plc |
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WM8980CGEFL/V Datasheet(HTML) 111 Page - Wolfson Microelectronics plc |
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111 / 123 page  Pre-Production WM8980 w PP, Rev 3.8, May 2012 111 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO 5:0 LOUT1VOL 111001 Left headphone output volume: 000000 = -57dB ... 111001 = 0dB ... 111111 = +6dB Analogue Outputs 53 (35h) 8 HPVU N/A LOUT1 and ROUT1 volumes do not update until a 1 is written to HPVU (in reg 52 or 53) Analogue Outputs 7 ROUT1ZC 0 Headphone volume zero cross enable: 1 = Change gain on zero cross only 0 = Change gain immediately Analogue Outputs 6 ROUT1 MUTE 0 Right headphone output mute: 0 = Normal operation 1 = Mute Analogue Outputs 5:0 ROUT1VOL 111001 Right headphone output volume: 000000 = -57dB ... 111001 = 0dB ... 111111 = +6dB Analogue Outputs 54 (36h) 8 SPKVU N/A LOUT2 and ROUT2 volumes do not update until a 1 is written to SPKVU (in reg 54 or 55) Analogue Outputs 7 LOUT2ZC 0 Speaker volume zero cross enable: 1 = Change gain on zero cross only 0 = Change gain immediately Analogue Outputs 6 LOUT2 MUTE 0 Left speaker output mute: 0 = Normal operation 1 = Mute Analogue Outputs 5:0 LOUT2VOL 111001 Left speaker output volume: 000000 = -57dB ... 111001 = 0dB ... 111111 = +6dB Analogue Outputs 55 (37h) 8 SPKVU N/A LOUT2 and ROUT2 volumes do not update until a 1 is written to SPKVU (in reg 54 or 55) Analogue Outputs 7 ROUT2ZC 0 Speaker volume zero cross enable: 1 = Change gain on zero cross only 0 = Change gain immediately Analogue Outputs 6 ROUT2 MUTE 0 Right speaker output mute: 0 = Normal operation 1 = Mute Analogue Outputs 5:0 ROUT2VOL 111001 Right speaker output volume: 000000 = -57dB ... 111001 = 0dB ... 111111 = +6dB Analogue Outputs 56 (38h) 8:7 00 Reserved 6 OUT3MUTE 0 0 = Output stage outputs OUT3 mixer 1 = Output stage muted – drives out VMID. Can be used as VMID buffer in this mode. Analogue Outputs 5:4 00 Reserved |
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