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STA381BW Datasheet(PDF) 99 Page - STMicroelectronics |
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STA381BW Datasheet(HTML) 99 Page - STMicroelectronics |
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99 / 174 page  DocID018835 Rev 8 99/174 STA381BW Register description: New Map 6.33 Headphone/Line out configuration register (address 0x66) D7 D6 D5 D4 D3 D2 D1 D0 HPLN Reserved Reserved Reserved CPFEN CPOK ABFAULT DCROK 00100 NA NA NA Table 91. Headphone/Line out configuration bits Bit R/W RST Name Description 7 R/W 0 HPLN When F3X is connected to the internal HP/Line driver this bit selects the gain of the F3X->analog out path. 0: HP out. When the MVOL+Channel Vol is 0 dBFs, a 0 dBFs input will generate a 40 mW output on a 32 ohm load (+/- 3.3V supply). 1: Line out. When the MVOL+Channel Vol is 0 dBFs, a 0 dBFs input will generate a 2 Vrms output (+/- 3.3 V supply) 3 R/W 0 CPFEN 0: Charge pump auto-enable when unmute 1: Charge pump is always enabled 2 R NA CPOK 0: Charge pump is not working 1: Charge pump is working and it is OK 1 R NA ABFAULT 0: No fault on class-AB 1: Overcurrent fault detected on class-AB 0 R NA DCROK 1: Core supply OK |
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