NXP Semiconductors LPC43 Series User Manual

Contents

NXP Semiconductors LPC43 Series User Manual Manual pdf 936 page image

UM10503 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.User manual Rev. 1.3 — 6 July 2012 936 of 1269NXP Semiconductors UM10503Chapter 35: LPC43xx Real-Time Clock (RTC)[1] This register value is not changed by reset.[1] This register value is not changed by reset.[1] This register value is not changed by reset.[1] This register value is not changed by reset.[1] This register value is not changed by reset.Table 805. Alarm Hours register (AHRS - address 0x4004 6068) bit descriptionBit Symbol Description Resetvalue4:0 HOURS Hours value in the range of 0 to 23 - [1]31:5 - Reserved, user software should not write ones to reserved bits.The value read from a reserved bit is not defined.-Table 806. Alarm Day of month register (ADOM - address 0x4004 606C) bit descriptionBit Symbol Description Resetvalue4:0 DOM Day of month value in the range of 1 to 28, 29, 30, or 31(depending on the month and whether it is a leap year).- [1]31:5 - Reserved, user software should not write ones to reserved bits.The value read from a reserved bit is not defined.-Table 807. Alarm Day of week register (ADOW - address 0x4004 6070) bit descriptionBit Symbol Description Resetvalue2:0 DOW Day of week value in the range of 0 to 6. - [1]31:3 - Reserved, user software should not write ones to reserved bits.The value read from a reserved bit is not defined.-Table 808. Alarm Day of year register (ADOY - address 0x4004 6074) bit descriptionBit Symbol Description Resetvalue8:0 DOY Day of year value in the range of 1 to 365 (366 for leap years). - [1]31:9 - Reserved, user software should not write ones to reserved bits.The value read from a reserved bit is not defined.-Table 809. Alarm Month register (AMON - address 0x4004 6078) bit descriptionBit Symbol Description Resetvalue3:0 MONTH Month value in the range of 1 to 12. -[1]31:4 - Reserved, user software should not write ones to reserved bits.The value read from a reserved bit is not defined.-