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RV5C387A Datasheet(PDF) 9 Page - RICOH electronics devices division |
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RV5C387A Datasheet(HTML) 9 Page - RICOH electronics devices division |
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9 / 49 page  9 RV5C387A 00 00 0 Second Counter –* 2 S40 S20 S10 S8 S4 S2 S1 10 00 1 Minute Counter – M40 M20 M10 M8 M4 M2 M1 20 0 1 0 Hour Counter –– H20 H10 H8 H4 H2 H1 P/A 30 01 1 Day-of-week Counter – – – – – W4 W2 W1 40 10 0 Day-of-month Counter – – D20 D10 D8 D4 D2 D1 50 1 0 1 Month Counter and Century Bit 19/20 – – MO10 MO8 MO4 MO2 MO1 60 11 0 Year Counter Y80 Y40 Y20 Y10 Y8 Y4 Y2 Y1 70 1 1 1 Oscillation Adjustment Register* 3 –F6 F5 F4 F3 F2 F1 F0 81 0 0 0 Alarm_W (minute register) –WM40 WM20 WM10 WM8 WM4 WM2 WM1 91 00 1 Alarm_W (hour register) – – WH20 WH10 WH8 WH4 WH2 WH1 WP/A A1 0 1 0 Alarm_W (Day-of-week register) –WW6 WW5 WW4 WW3 WW2 WW1 WW0 B1 0 1 1 Alarm_D (minute register) –DM40 DM20 DM10 DM8 DM4 DM2 DM1 C1 10 0 Alarm_D (hour register) – – DH20 DH10 DH8 DH4 DH2 DH1 DP/A D1 10 1– –– – –––– E1 11 0 Control Register 1* 3 WALE DALE 12/24 CLEN2 TEST CT2 CT1 CT0 F1 11 1 Control Register 2* 3 VDSL VDET SCRATCH XSTP CLEN1 CTFG WAFG DAFG D3 D2 D1 D0 Address A3 A2 A1 A0 Register D4 D5 D6 D7 FUNCTIONAL DESCRIPTIONS 1. Address Mapping *1) All the data listed above accept both reading and writing. *2) The data marked with “–” is invalid for writing and reset to 0 for reading. *3) When the XSTP bit is set to 1 in control register 2, all the bits are reset to 0 in oscillation adjustment register 1, control register 1 and control register 2 excluding the XSTP bit. |
Similar Part No. - RV5C387A_03 |
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Similar Description - RV5C387A_03 |
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