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WM8321 Datasheet(PDF) 201 Page - Wolfson Microelectronics plc |
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WM8321 Datasheet(HTML) 201 Page - Wolfson Microelectronics plc |
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201 / 253 page  Production Data WM8321 w PD, February 2012, Rev 4.0 201 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO or under HWC modes. Register 4068h LDO1 Control REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO R16489 (4069h) LDO1 ON Control 15:13 LDO1_ON_SL OT [2:0] 000 LDO1 ON Slot select 000 = Do not enable 001 = Enable in Timeslot 1 010 = Enable in Timeslot 2 011 = Enable in Timeslot 3 100 = Enable in Timeslot 4 101 = Enable in Timeslot 5 110 = Controlled by Hardware Enable 1 111 = Controlled by Hardware Enable 2 8 LDO1_ON_MO DE 0 LDO1 ON Operating Mode 0 = Normal mode 1 = Low Power mode 4:0 LDO1_ON_VS EL [4:0] 0_0000 LDO1 ON Voltage select 0.9V to 1.6V in 50mV steps 1.7V to 3.3V in 100mV steps 00h = 0.90V 01h = 0.95V … 0Eh = 1.60V 0Fh = 1.70V … 1Eh = 3.20V 1Fh = 3.30V Register 4069h LDO1 ON Control REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO R16490 (406Ah) LDO1 SLEEP Control 15:13 LDO1_SLP_SL OT [2:0] 000 LDO1 SLEEP Slot select 000 = SLEEP voltage / operating mode transition in Timeslot 5 001 = Disable in Timeslot 5 010 = Disable in Timeslot 4 011 = Disable in Timeslot 3 100 = Disable in Timeslot 2 101 = Disable in Timeslot 1 110 = SLEEP voltage / operating mode transition in Timeslot 3 111 = SLEEP voltage / operating mode transition in Timeslot 1 If LDO1 is assigned to a Hardware Enable Input, then codes 001-101 select in which timeslot the regulator enters its SLEEP condition. 8 LDO1_SLP_M ODE 1 LDO1 SLEEP Operating Mode 0 = Normal mode 1 = Low Power mode |
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