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WM9713LGEFL/V 数据表(PDF) 76 Page - Wolfson Microelectronics plc |
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WM9713LGEFL/V 数据表(HTML) 76 Page - Wolfson Microelectronics plc |
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76 / 108 page  WM9713L Pre-Production w PP Rev 3.0 June 2006 76 Figure 27 GPIO Logic GPIO BIT SLOT 12 BIT TYPE PIN NO. DESCRIPTION 1 5 GPIO Pin 44 GPIO1 2 6 GPIO Pin 45 GPIO2 / IRQ enabled only when pin not used as IRQ 3 7 GPIO Pin 46 GPIO3 / PENDOWN enabled only when pin not used as PENDOWN 4 8 GPIO Pin 47 GPIO4 / ADA / MASK enabled only when pin not used as ADA 5 9 GPIO Pin 48 GPIO5 / SPDIF_OUT enabled only when pin not used as SPDIF_OUT 6 10 GPIO Pin 3 GPIO6 / ADA / MASK Enabled only when pin not used as ADA 7 11 GPIO Pin 11 GPIO7 / PENDOWN enabled only when pin not used as PENDOWN 8 12 GPIO Pin 12 GPIO8 / SPDIF_OUT enabled only when pin not used as SPDIF_OUT 9 13 Virtual GPIO - [MICDET] Internal microphone bias current detect, generates an interrupt above a threshold (see MICBIAS Current Detect) 10 14 Virtual GPIO - [MICSHT] Internal shorted microphone detect, generates an interrupt above a threshold (see MICBIAS Current Detect) 11 15 Virtual GPIO - [Thermal Cutout] Internal thermal cutout signal, indicates when internal temperature reaches approximately 150 °C (see “Thermal Sensor”) 12 16 Virtual GPIO - [ADA] Internal ADA (ADC Data Available) Signal enabled only when touchpanel ADC is active 13 17 Virtual GPIO - [PEN DOWN] Internal PENDOWN Signal enabled only when pen-down detection is active 14 18 Virtual GPIO - [COMP2] Internal COMP2 output (Low Battery Alarm) enabled only when COMP2 is on 15 19 Virtual GPIO - [COMP1] Internal COMP1 output (Dead Battery Alarm) enabled only when COMP1 is on Table 61 GPIO Bits and Pins |
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