18.6.3 RTC Time Register (Default Mode)

In UTC mode, this register view is not relevant, see RTC_TIMALR (UTC_MODE).

This register can only be written if the WPEN bit is cleared in the System Controller Write Protection Mode register (SYSC_WPMR).

Name: RTC_TIMR (DEFAULT_MODE)
Offset: 0x08
Reset: 0x00000000
Property: Read/Write

Bit 3130292827262524 
          
Access  
Reset  
Bit 2322212019181716 
  AMPMHOUR[5:0] 
Access R/WR/WR/WR/WR/WR/WR/W 
Reset 0000000 
Bit 15141312111098 
  MIN[6:0] 
Access R/WR/WR/WR/WR/WR/WR/W 
Reset 0000000 
Bit 76543210 
  SEC[6:0] 
Access R/WR/WR/WR/WR/WR/WR/W 
Reset 0000000 

Bit 22 – AMPM Ante Meridiem Post Meridiem Indicator

This bit is the AM/PM indicator in 12-hour mode.

ValueDescription
0

AM.

1

PM.

Bits 21:16 – HOUR[5:0] Current Hour

The range that can be set is 1–12 (BCD) in 12-hour mode or 0–23 (BCD) in 24-hour mode.

Bits 14:8 – MIN[6:0] Current Minute

The range that can be set is 0–59 (BCD).

The lowest four bits encode the units. The higher bits encode the tens.

Bits 6:0 – SEC[6:0] Current Second

The range that can be set is 0–59 (BCD).

The lowest four bits encode the units. The higher bits encode the tens.