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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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WM8945ECS/R датащи(PDF) 51 Page - Wolfson Microelectronics plc |
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WM8945ECS/R датащи(HTML) 51 Page - Wolfson Microelectronics plc |
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51 / 169 page  Production Data WM8945 w PD, May 2011, Rev 4.1 51 OUTPUT SIGNAL PATHS ENABLE Each analogue output pin can be independently enabled or disabled using the register bits described in Table 29. The speaker output PGAs and mixers can also be controlled. REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION R3 (03h) Power management 2 14 OUTL_ENA 0 LINEOUTL enable 0 = Disabled 1 = Enabled 13 SPKR_PGA_ENA 0 Speaker Right PGA enable 0 = Disabled 1 = Enabled 12 SPKL_PGA_ENA 0 Speaker Left PGA enable 0 = Disabled 1 = Enabled 11 SPKR_SPKVDD_ ENA 0 SPKOUTR enable 0 = Disabled 1 = Enabled Note that SPKOUTR is also controlled by SPKR_OP_ENA. When powering down SPKOUTR, the SPKR_SPKVDD_ENA bit should be reset first. 10 SPKL_SPKVDD_ ENA 0 SPKOUTL enable 0 = Disabled 1 = Enabled Note that SPKOUTL is also controlled by SPKL_OP_ENA. When powering down SPKOUTL, the SPKL_SPKVDD_ENA bit should be reset first 7 SPKR_OP_ENA 0 SPKOUTR enable 0 = Disabled 1 = Enabled Note that SPKOUTR is also controlled by SPKR_SPKVDD_ENA. When powering up SPKOUTR, the SPKR_OP_ENA bit should be enabled first. 6 SPKL_OP_ENA 0 SPKOUTL enable 0 = Disabled 1 = Enabled Note that SPKOUTL is also controlled by SPKL_SPKVDD_ENA. When powering up SPKOUTL, the SPKL_OP_ENA bit should be enabled first 3 SPKR_MIX_ENA 0 Right speaker output mixer enable 0 = Disabled 1 = Enabled 2 SPKL_MIX_ENA 0 Left speaker output mixer enable 0 = Disabled 1 = Enabled Table 29 Output Signal Paths Enable |
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