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WM8321 数据表(PDF) 85 Page - Wolfson Microelectronics plc |
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WM8321 数据表(HTML) 85 Page - Wolfson Microelectronics plc |
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85 / 253 page  Production Data WM8321 w PD, February 2012, Rev 4.0 85 ADDRESS BIT LABEL DEFAULT DESCRIPTION 12:11 EPE1_HWC _SRC [1:0] 00 EPE1 Hardware Control Source 00 = Disabled 01 = Hardware Control 1 10 = Hardware Control 2 11 = Hardware Control 1 or 2 8 EPE1_HWC ENA 0 EPE1 Hardware Control Enable 0 = EPE1 is controlled by EPE1_ENA (Hardware Control input(s) are ignored) 1 = EPE1 is controlled by HWC inputs (Hardware Control input(s) force EPE1 to be de-asserted) 7:5 EPE1_SLP_ SLOT [2:0] 000 EPE1 SLEEP Slot select 000 = No action 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 = No action 111 = No action R1652 (408Ah) EPE2 Control 15:13 EPE2_ON_S LOT [2:0] 000 Same as EPE1 12:11 EPE2_HWC _SRC [1:0] 00 Same as EPE1 8 EPE2_HWC ENA 0 Same as EPE1 7:5 EPE2_SLP_ SLOT [2:0] 000 Same as EPE1 Table 37 External Power Enable (EPE) Control 15.11.5 MONITORING AND FAULT REPORTING The overvoltage, undervoltage and high current status registers are defined in Table 38. ADDRESS BIT LABEL DEFAULT DESCRIPTION R16468 (4054h) DCDC UV Status 13 DC2_OV_ST S 0 DC-DC2 Overvoltage Status 0 = Normal 1 = Overvoltage 12 DC1_OV_ST S 0 DC-DC1 Overvoltage Status 0 = Normal 1 = Overvoltage 9 DC2_HC_ST S 0 DC-DC2 High Current Status 0 = Normal 1 = High Current 8 DC1_HC_ST S 0 DC-DC1 High Current Status 0 = Normal 1 = High Current 3:0 DCm_UV_S TS 0 DC-DCm Undervoltage Status 0 = Normal 1 = Undervoltage R16469 (4055h) LDO UV Status 15 INTLDO_UV _STS 0 LDO13 (Internal LDO) Undervoltage Status 0 = Normal 1 = Undervoltage |
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