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PCF85363ATL/A 数据表(PDF) 19 Page - NXP Semiconductors |
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PCF85363ATL/A 数据表(HTML) 19 Page - NXP Semiconductors |
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19 / 86 page ![]() NXP Semiconductors PCF85363A Tiny Real-Time Clock/calendar with 64 byte RAM, alarm function, battery switch-over time stamp input, and I2C-bus Bit positions labeled as - are not implemented. Upper-digit (ten’s place) Digit (unit place) Address Register name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Stop-watch alarm1 registers 08h Second_alm1 - 0 to 5 0 to 9 09h Minute_alm1 - 0 to 5 0 to 9 09h Hr_xx_xx_00_alm1 0 to 9 0 to 9 0Bh Hr_xx_00_xx_alm1 0 to 9 0 to 9 0Ch Hr_00_xx_xx_alm1 0 to 9 0 to 9 Stop-watch alarm2 registers 0Dh Minute_alm2 - 0 to 5 0 to 9 0Eh Hr_xx_00_alm2 0 to 9 0 to 9 0Fh Hr_00_xx_alm2 0 to 9 0 to 9 Table 14. Alarm1 and alarm2 registers in stop-watch mode coded in BCD (RTCM = 1) 7.4.2.2 Alarm1 and alarm2 control in stop-watch mode Bit Symbol Value Description Stop-watch alarm2 thousands of hours alarm2 enable 0[1] disabled 7 HR_00_XX_A2E 1 enabled tens of hours alarm2 enable 0[1] disabled 6 HR_XX_00_A2E 1 enabled minute alarm2 enable 0[1] disabled 5 MIN_A2E 1 enabled Stop-watch alarm1 100 thousands of hours alarm1 enable 0[1] disabled 4 HR_00_XX_XX_A1E 1 enabled thousands of hours alarm1 enable 0[1] disabled 3 HR_XX_00_XX_A1E 1 enabled tens of hour alarm1 enable 2 HR_XX_XX_00_A1E 0[1] disabled Table 15. Alarm_enables- alarm enable control register (address 10h) bit description PCF85363A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2021. All rights reserved. Product data sheet Rev. 3.1 — 18 June 2021 19 / 86 |
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