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WM8325 Datasheet(PDF) 197 Page - Wolfson Microelectronics plc |
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WM8325 Datasheet(HTML) 197 Page - Wolfson Microelectronics plc |
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197 / 254 page  Production Data WM8325 w PD, February 2012, Rev 4.0 197 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO 1:0 DC3_CAP [1:0] 00 DC-DC3 Output Capacitor 00 = 10uF to 20uF 01 = 10uF to 20uF 10 = 22uF to 45uF 11 = 47uF to 100uF This field can only be written to by loading configuration settings from OTP/ICE. In all other cases, this field is Read Only. Register 4060h DC3 Control 1 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO R16481 (4061h) DC3 Control 2 15:14 DC3_ERR_AC T [1:0] 00 DC-DC3 Error Action (Undervoltage) 00 = Ignore 01 = Shut down converter 10 = Shut down system (Device Reset) 11 = Reserved Note that an Interrupt is always raised. 12:11 DC3_HWC_SR C [1:0] 00 DC-DC3 Hardware Control Source 00 = Disabled 01 = Hardware Control 1 10 = Hardware Control 2 11 = Hardware Control 1 or 2 10 DC3_HWC_VS EL 0 DC-DC3 Hardware Control Voltage select 0 = Set by DC3_ON_VSEL 1 = Set by DC3_SLP_VSEL 9:8 DC3_HWC_M ODE [1:0] 11 DC-DC3 Hardware Control Operating Mode 00 = Forced Continuous Conduction Mode 01 = Disabled 10 = LDO Mode 11 = Hysteretic Mode 7 DC3_OVP 0 DC-DC3 Overvoltage Protection 0 = Disabled 1 = Enabled Register 4061h DC3 Control 2 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO R16482 (4062h) DC3 ON Config 15:13 DC3_ON_SLO T [2:0] 000 DC-DC3 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 9:8 DC3_ON_MOD E [1:0] 01 DC-DC3 ON Operating Mode 00 = Forced Continuous Conduction Mode 01 = Auto Mode (Continuous / Discontinuous Conduction with Pulse-Skipping) 10 = LDO Mode 11 = Hysteretic Mode |
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