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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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WM8948ECS/R Datenblatt(PDF) 156 Page - Wolfson Microelectronics plc |
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WM8948ECS/R Datenblatt(HTML) 156 Page - Wolfson Microelectronics plc |
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156 / 189 page  WM8948 Production Data w PD, May 2011, Rev 4.1 156 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO R63 (3Fh) AuxADC Config 9 AUX_AUX1_FI LTB 0 AUXADC Battery (SPKVDD) measurement filter control 0 = Disabled 1 = Enabled When AUX_AUX1_FILTB is set, the Battery (SPKVDD) measurement point is connected to the AUX1 pin, allowing an external capacitor to be used to filter noise. 8 AUX_BATT_S CALE 1 AUXADC Battery (SPKVDD) measurement divider control 0 = 0.45 x SPKVDD (Note that 0.45 x 3.3V = 1.485V) 1 = 0.41 x SPKVDD (Note that 0.41 x 3.6V = 1.476V) 1 AUX_AUX2_R EF 0 AUXADC AUX2 reference select 0 = LDOVDD/2 1 = 1.5V (nominal) Bandgap 0 AUX_AUX1_R EF 0 AUXADC AUX1 reference select 0 = LDOVDD/2 1 = 1.5V (nominal) Bandgap Register 3Fh AuxADC Config REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO R64 (40h) SE Config Selection 3:0 SE_CONFIG [3:0] 0000 DSP Configuration Mode select 0000 = Record mode 0001 = Playback mode 0010 = Reserved 0011 = Reserved Register 40h SE Config Selection REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO R65 (41h) SE1_LHPF_ CONFIG 5 SE1_LHPF_R_ SIGN 0 SE1_LHPF_R_SIGN 0 : sum internal result (LPF) 1 : sub internal result (HPF) 4 SE1_LHPF_L_ SIGN 0 SE1_LHPF_L_SIGN 0 : sum internal result (LPF) 1 : sub internal result (HPF) 1 SE1_LHPF_R_ ENA 0 SE1 Right channel low-pass / high-pass filter enable 0 = Disabled 1 = Enabled 0 SE1_LHPF_L_ ENA 0 SE1 Left channel low-pass / high-pass filter enable 0 = Disabled 1 = Enabled Register 41h SE1_LHPF_CONFIG |
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