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WM8904ECS/R 数据表(PDF) 121 Page - Wolfson Microelectronics plc |
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WM8904ECS/R 数据表(HTML) 121 Page - Wolfson Microelectronics plc |
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121 / 188 page  Pre-Production WM8904 w PP, Rev 3.3, September 2012 121 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION 6 GPIO2_EINT_POL 0 GPIO2 interrupt polarity 0 = active high 1 = active low 5 GPIO1_EINT_POL 0 GPIO1 interrupt polarity 0 = active high 1 = active low 4 GPI8_EINT_POL 0 GPI8 interrupt polarity 0 = active high 1 = active low 3 GPI7_EINT_POL 0 GPI7 interrupt polarity 0 = active high 1 = active low 2 FLL_LOCK_EINT_POL 0 FLL Lock interrupt polarity 0 = active high (interrupt is triggered when FLL Lock is reached) 1 = active low (interrupt is triggered when FLL is not locked) 1 MIC_SHRT_EINT_POL 0 MICBIAS short circuit interrupt polarity 0 = active high 1 = active low 0 MIC_DET_EINT_POL 0 MICBIAS current detect interrupt polarity 0 = active high 1 = active low Table 81 Interrupt Polarity Registers REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION R130 (82h) Interrupt Debounce 9 GPIO_BCLK_EINT_DB 0 GPIO4 interrupt debounce 0 = disabled 1 = enabled 8 WSEQ_EINT_DB 0 Write Sequencer interrupt debounce enable 0 = disabled 1 = enabled 7 GPIO3_EINT_DB 0 GPIO3 input debounce 0 = disabled 1 = enabled 6 GPIO2_EINT_DB 0 GPIO2 input debounce 0 = disabled 1 = enabled 5 GPIO1_EINT_DB 0 GPIO1 input debounce 0 = disabled 1 = enabled 4 GPI8_EINT_DB 0 GPI8 input debounce 0 = disabled 1 = enabled |
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