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WM8311 Datasheet(PDF) 263 Page - Wolfson Microelectronics plc |
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WM8311 Datasheet(HTML) 263 Page - Wolfson Microelectronics plc |
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263 / 302 page  Pre-Production WM8311 w PP, May 2012, Rev 3.1 263 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO R16506 (407Ah) LDO7 Control 15:14 LDO7_ERR_A CT [1:0] 00 LDO7 Error Action (Undervoltage) 00 = Ignore 01 = Shut down regulator 10 = Shut down system (Device Reset) 11 = Reserved Note that an Interrupt is always raised. 12:11 LDO7_HWC_S RC [1:0] 00 LDO7 Hardware Control Source 00 = Disabled 01 = Hardware Control 1 10 = Hardware Control 2 11 = Hardware Control 1 or 2 10 LDO7_HWC_V SEL 0 LDO7 Hardware Control Voltage select 0 = Set by LDO7_ON_VSEL 1 = Set by LDO7_SLP_VSEL 9:8 LDO7_HWC_M ODE [1:0] 10 LDO7 Hardware Control Operating Mode 00 = Low Power mode 01 = Turn converter off 10 = Low Power mode 11 = Set by LDO7_ON_MODE 7 LDO7_FLT 0 LDO7 Output float 0 = LDO7 output discharged when disabled 1 = LDO7 output floating when disabled 6 LDO7_SWI 0 LDO7 Switch Mode 0 = LDO mode 1 = Switch mode Register 407Ah LDO7 Control REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO R16507 (407Bh) LDO7 ON Control 15:13 LDO7_ON_SL OT [2:0] 000 LDO7 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 LDO7_ON_MO DE 0 LDO7 ON Operating Mode 0 = Normal mode 1 = Low Power mode 4:0 LDO7_ON_VS EL [4:0] 0_0000 LDO7 ON Voltage select 1.0V to 1.6V in 50mV steps 1.7V to 3.5V in 100mV steps 00h = 1.00V 01h = 1.05V 02h = 1.10V … 0Ch = 1.60V 0Dh = 1.70V … 1Eh = 3.40V |
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