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WM8321 датащи(PDF) 183 Page - Wolfson Microelectronics plc |
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WM8321 датащи(HTML) 183 Page - Wolfson Microelectronics plc |
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183 / 253 page ![]() Production Data WM8321 w PD, February 2012, Rev 4.0 183 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO 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 Register 4043h GPIO12 Control REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO R16460 (404Ch) Status LED 1 15:14 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 9:8 LED1_MODE [1:0] 00 LED1 Mode (Controls LED1 in Manual Mode only.) 00 = Off 01 = Constant 10 = Continuous Pulsed 11 = Pulsed Sequence 5:4 LED1_SEQ_LE N [1:0] 10 LED1 Pulse Sequence Length (when LED1_MODE = Pulsed Sequence) 00 = 1 pulse 01 = 2 pulses 10 = 4 pulses 11 = 7 pulses 3:2 LED1_DUR [1:0] 01 LED1 On time (when LED1_MODE = Continuous Pulsed or Pulsed Sequence) 00 = 1 second 01 = 250ms 10 = 125ms |
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