Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK Data Sheet

Product codes
AT91SAM9N12-EK
Page of 1104
127
SAM9N12/SAM9CN11/SAM9CN12 [DATASHEET]
11063K–ATARM–05-Nov-13
15.6
 
Real-time Clock (RTC) User Interface 
Note:
If an offset is not listed in the table it must be considered as reserved.
Table 15-1.  Register Mapping
Offset
Register Name
Access
Reset
0x00
Control Register
RTC_CR
Read-write
0x0
0x04
Mode Register
RTC_MR
Read-write
0x0
0x08
Time Register
RTC_TIMR
Read-write
0x0
0x0C
Calendar Register
RTC_CALR
Read-write
0x01210720
0x10
Time Alarm Register
RTC_TIMALR
Read-write
0x0
0x14
Calendar Alarm Register
RTC_CALALR
Read-write
0x01010000
0x18
Status Register
RTC_SR
Read-only
0x0
0x1C
Status Clear Command Register
RTC_SCCR
Write-only
0x20
Interrupt Enable Register
RTC_IER
Write-only
0x24
Interrupt Disable Register
RTC_IDR
Write-only
0x28
Interrupt Mask Register
RTC_IMR
Read-only
0x0
0x2C
Valid Entry Register
RTC_VER
Read-only
0x0
0x30–0xC4
Reserved Register
0xC8–0xF8
Reserved Register
0xFC
Reserved Register