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ADAU1961WBCPZ-R7 데이터시트(PDF) 46 Page - Analog Devices |
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ADAU1961WBCPZ-R7 데이터시트(HTML) 46 Page - Analog Devices |
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46 / 73 page ![]() Data Sheet ADAU1961 CONTROL REGISTERS analog.com Rev. B | 46 of 73 Table 28. Digital Microphone/Jack Detection Control Register (Continued) Bits Bit Name Description 11 40 ms [5:4] JDFUNC[1:0] JACKDET/MICIN pin function. Enables or disables the jack detect function or configures the pin for a digital microphone input. Setting Pin Function 00 Jack detect off (default) 01 Jack detect on 10 Digital microphone input 11 Reserved 0 JDPOL Jack detect polarity. Detects high or low signal. 0 = detect high signal (default). 1 = detect low signal. R4: Record Mixer Left (Mixer 1) Control 0, 16,394 (0x400A) This register controls the gain of single-ended inputs for the left channel record path. The left channel record mixer is referred to as Mixer 1. Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Reserved LINPG[2:0] LINNG[2:0] MX1EN Table 29. Record Mixer Left (Mixer 1) Control 0 Register Bits Bit Name Description [6:4] LINPG[2:0] Gain for a left channel single-ended input from the LINP pin, input to Mixer 1. Setting Gain 000 Mute (default) 001 −12 dB 010 −9 dB 011 −6 dB 100 −3 dB 101 0 dB 110 3 dB 111 6 dB [3:1] LINNG[2:0] Gain for a left channel single-ended input from the LINN pin, input to Mixer 1. Setting Gain 000 Mute (default) 001 −12 dB 010 −9 dB 011 −6 dB 100 −3 dB 101 0 dB 110 3 dB 111 6 dB 0 MX1EN Left channel mixer enable in the record path. Referred to as Mixer 1. 0 = mixer disabled (default). 1 = mixer enabled. R5: Record Mixer Left (Mixer 1) Control 1, 16,395 (0x400B) This register controls the gain boost of the left channel differential PGA input and the gain for the left channel auxiliary input in the record path. The left channel record mixer is referred to as Mixer 1. |
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