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WM8321 数据表(PDF) 56 Page - Wolfson Microelectronics plc |
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WM8321 数据表(HTML) 56 Page - Wolfson Microelectronics plc |
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56 / 253 page  WM8321 Production Data w PD, February 2012, Rev 4.0 56 ADDRESS BIT LABEL DEFAULT DESCRIPTION R16394 (400Ah) OTP Control 15 OTP_PROG 0 Selects the PROGRAM device state. 0 = No action 1 = Select PROGRAM mode Note that, after PROGRAM mode has been selected, the chip will remain in PROGRAM mode until a Device Reset. Protected by user key 13 OTP_MEM 1 Selects ICE or OTP memory for Program commands. 0 = ICE 1 = OTP Protected by user key 11 OTP_FINAL 0 Selects the FINALISE command, preventing further OTP programming. 0 = No action 1 = Finalise Command Protected by user key 10 OTP_VERIFY 0 Selects the VERIFY command for the selected OTP memory page(s). 0 = No action 1 = Verify Command Protected by user key 9 OTP_WRITE 0 Selects WRITE command for the selected OTP memory page(s). 0 = No action 1 = Write Command Protected by user key 8 OTP_READ 0 Selects READ command for the selected memory page(s). 0 = No action 1 = Read Command Protected by user key 7:6 OTP_READ_L VL [1:0] 00 Selects the Margin Level for READ or VERIFY OTP commands. 00 = Normal 01 = Reserved 10 = Margin 1 11 = Margin 2 Protected by user key 5 OTP_BULK 0 Selects the number of memory pages for ICE / OTP commands. 0 = Single Page 1 = All Pages 1:0 OTP_PAGE [1:0] 00 Selects the single memory page for ICE / OTP commands (when OTP_BULK=0). If OTP is selected (OTP_MEM = 1): 00 = Page 0 01 = Page 1 10 = Page 2 11 = Page 3 If ICE is selected (OTP_MEM = 0): 00 = Page 2 01 = Page 3 10 = Page 4 11 = Reserved Table 24 OTP Memory Control |
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