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WM8321 датащи(PDF) 240 Page - Wolfson Microelectronics plc |
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WM8321 датащи(HTML) 240 Page - Wolfson Microelectronics plc |
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240 / 253 page ![]() WM8321 Production Data w PD, February 2012, Rev 4.0 240 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO 0 = GPIO input (long de-bounce) 1 = GPIO input 2 = Power On/Off request 3 = Sleep/Wake request 4 = Sleep/Wake request (long de-bounce) 5 = Sleep request 6 = Power On request 7 = Watchdog Reset input 8 = DVS1 input 9 = DVS2 input 10 = HW Enable1 input 11 = HW Enable2 input 12 = HW Control1 input 13 = HW Control2 input 14 = HW Control1 input (long de-bounce) 15 = HW Control2 input (long de-bounce) Output functions: 0 = GPIO output 1 = 32.768kHz oscillator output 2 = ON state 3 = SLEEP state 4 = Power State Change 5 = Reserved 6 = Reserved 7 = Reserved 8 = DC-DC1 DVS Done 9 = DC-DC2 DVS Done 10 = External Power Enable1 11 = External Power Enable2 12 = System Supply Good (SYSOK) 13 = Converter Power Good (PWR_GOOD) 14 = External Power Clock (2MHz) 15 = Auxiliary Reset 3:2 LED1_SRC [1:0] 11 LED1 Source (Selects the LED1 function.) 00 = Off 01 = Power State Status 10 = Reserved 11 = Manual Mode Note - LED1 also indicates completion of OTP Auto Program 1:0 LED2_SRC [1:0] 11 LED2 Source (Selects the LED2 function.) 00 = Off 01 = Power State Status 10 = Reserved 11 = Manual Mode Note - LED2 also indicates an OTP Auto Program Error condition Register 781Dh GPIO4 OTP Control |
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