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Motor de Búsqueda de Datasheet de Componentes Electrónicos |
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Motor de Búsqueda de Datasheet de Componentes Electrónicos |
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M41T93 Datasheet(PDF) 18 Page - STMicroelectronics |
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M41T93 Datasheet(HTML) 18 Page - STMicroelectronics |
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18 / 49 page  Clock operation M41T93 18/49 Table 3. Clock/control register map (32 Bytes) 1. AF2 will always read ‘0,’ if the AL2E Bit is set to ‘0.’ Addr Function/Range BCD Format D7 D6 D5 D4 D3 D2 D1 D0 00h 0.1 Seconds 0.01 Seconds Seconds 00-99 01h ST 10 Seconds Seconds Seconds 00-59 02h 0 10 Minutes Minutes Minutes 00-59 03h CB1 CB0 10 Hours Hours (24 Hour Format) Century/Hours 0-3/00-23 04h 0 0 0 0 0 Day of Week Day 01-7 05h 0 0 10 Date Date: Day of Month Date 01-31 06h 0 0 0 10M Month Month 01-12 07h 10 Years Year Year 00-99 08h OUT FT DCS DC4 DC3 DC2 DC1 DC0 Digital Calibration 09h OFIE BMB4BMB3BMB2BMB1BMB0 RB1 RB0 Watchdog 0Ah A1IE SQWE ABE Al1 10M Alarm 1Month Al1 Month 01-12 0Bh RPT14 RPT15 AI1 10 Date Alarm1 Date Al1 Date 01-31 0Ch RPT13 HT AI1 10 Hour Alarm1 Hour Al1 Hour 00-23 0Dh RPT12 Alarm1 10 Minutes Alarm1 Minutes Al1 Min 00-59 0Eh RPT11 Alarm1 10 Seconds Alarm1 Seconds Al1 Sec 00-59 0Fh WDF AF1 AF2(1) BL TF OF 0 0 Flags 10h Timer Countdown Value Timer Value 11h TE TI/TP TIE 0 0 0 TD1 TD0 Timer Control 12h ACS AC6 AC5 AC4 AC3 AC2 AC1 AC0 Analog Calibration 13h RS3 RS2 RS1 RS0 0 0 AL2E OTP SQW 14h 0 0 0 Al2 10M Alarm2 Month SRAM/Al2 Month 01-12 15h RPT24 RPT25 AI2 10 Date Alarm2 Month SRAM/Al2 Date 01-31 16h RPT23 0 AI2 10 Hour Alarm2 Date SRAM/Al2 Hour 00-23 17h RPT22 Alarm2 10 Minutes Alarm2 Minutes SRAM/Al2 Min 00-59 18h RPT21 Alarm2 10 Seconds Alarm2 Seconds SRAM/Al2 Sec 00-59 19h- 1Fh User SRAM (7 Bytes) SRAM 0 = Must be set to zero OFIE = Oscillator Fail Interrupt Enable ABE = Alarm in battery back-up enable Bit OTP = OTP Control Bit A1IE = Alarm1 interrupt enable bit RB0-RB2 = Watchdog Resolution Bits AC0-AC6 = analog calibration bits RPT11-RPT15 = Alarm 1 Repeat Mode Bits ACS = analog calibration sign bit RPT21-RPT25 = Alarm 2 Repeat Mode Bits AF1, AF2 = Alarm flag RS0-RS3 = SQW Frequency AL2E = Alarm 2 enable bit SQWE = Square Wave Enable BL = Battery Low Bit SRAM/ALM2 = SRAM/Alarm 2 Bit BMB0-BMB4 = Watchdog Multiplier Bits ST = Stop Bit CB0, CB1 = Century Bits TD0, TD1 = Timer Frequency Bits DC0-DC4 = Digital Calibration Bits TE = Timer Enable Bit DCS = Digital Calibration Sign Bit TF = Timer Flag FT = Frequency Test Bit TI/TP = Timer Interrupt or Pulse HT = Halt Update Bit TIE = Timer Interrupt Enable OF = Oscillator Fail Bit WDF = Watchdog flag OUT= Output level |
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