RESET=0, RTCOE=0, AADJP=0, HR24=0, START=0, CNTMD=0, AADJE=0, ADJ30=0
RTC Control Register 2 (in Calendar Count Mode)
| START | Start 0 (0): Stop prescaler and time counter 1 (1): Operate prescaler and time counter normally |
| RESET | RTC Software Reset 0 (0): In writing: Invalid (writing 0 has no effect). In reading: Normal time operation in progress, or an RTC software reset has completed. 1 (1): In writing: Initialize the prescaler and target registers for RTC software reset. In reading: RTC software reset in progress. |
| ADJ30 | 30-Second Adjustment 0 (0): In writing: Invalid (writing 0 has no effect). In reading: Normal time operation in progress, or 30-second adjustment has completed. 1 (1): In writing: Execute 30-second adjustment. In reading: 30-second adjustment in progress. |
| RTCOE | RTCOUT Output Enable 0 (0): Disable RTCOUT output 1 (1): Enable RTCOUT output |
| AADJE | Automatic Adjustment Enable 0 (0): Disable automatic adjustment 1 (1): Enable automatic adjustment |
| AADJP | Automatic Adjustment Period Select 0 (0): In normal operation mode, adjust RADJ.ADJ[5:0] setting from the count value of the prescaler every minute. In low-consumption clock mode, adjust RADJ.ADJ[5:0] setting from the count value of the 64-Hz counter every day. 1 (1): In normal operation mode, adjust RADJ.ADJ[5:0] setting from the count value of the prescaler every 10 seconds. In low-consumption clock mode, adjust RADJ.ADJ[5:0] setting from the count value of the 64-Hz counter every hour. |
| HR24 | Hours Mode 0 (0): Operate RTC in 12-hour mode 1 (1): Operate RTC in 24-hour mode |
| CNTMD | Count Mode Select 0 (0): Calendar count mode 1 (1): Binary count mode |