Epson S1C31D50, Technical Instructions

Page: 383 / 472

B-5
Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL
(Rev. 1.00)
0x0020
00c8
RTCASEC
(RTCA
Second/1Hz
Register)
15 – 0 – R
– 14 – 12 RTCSH[2:0] 0x0 H0 R/W
11 – 8 RTCSL[3:0] 0x0 H0 R/W
7 RTC1HZ 0 H0 R
Cleared by setting the
RTCACTLL.RTCRST bit to
1.
6 RTC2HZ 0 H0 R
5 RTC4HZ 0 H0 R
4 RTC8HZ 0 H0 R
3 RTC16HZ 0 H0 R
2 RTC32HZ 0 H0 R
1 RTC64HZ 0 H0 R
0 RTC128HZ 0 H0 R
0x0020
00ca
RTCAHUR
(RTCA
Hour/Minute
Register)
15 – 0 – R
–
14 RTCAP 0 H0 R/W
13 – 12 RTCHH[1:0] 0x1 H0 R/W
11 – 8 RTCHL[3:0] 0x2 H0 R/W
7 – 0 – R
6 – 4 RTCMIH[2:0] 0x0 H0 R/W
3 – 0 RTCMIL[3:0] 0x0 H0 R/W
0x0020
00cc
RTCAMON
(RTCA
Month/Day
Register)
15 – 13 – 0x0 – R
–
12 RTCMOH 0 H0 R/W
11 – 8 RTCMOL[3:0] 0x1 H0 R/W
7 – 6 – 0x0 – R
5 – 4 RTCDH[1:0] 0x0 H0 R/W
3 – 0 RTCDL[3:0] 0x1 H0 R/W
0x0020
00ce
RTCAYAR
(RTCA Year/Week
Register)
15 – 11 – 0x00 – R
–
10 – 8 RTCWK[2:0] 0x0 H0 R/W
7 – 4 RTCYH[3:0] 0x0 H0 R/W
3 – 0 RTCYL[3:0] 0x0 H0 R/W
0x0020
00d0
RTCAINTF
(RTCA Interrupt
Flag Register)
15 RTCTRMIF 0 H0 R/W
Cleared by writing 1.
14 SW1IF 0 H0 R/W
13 SW10IF 0 H0 R/W
12 SW100IF 0 H0 R/W
11 – 9 – 0x0 – R –
8 ALARMIF 0 H0 R/W
Cleared by writing 1.
7 T1DAYIF 0 H0 R/W
6 T1HURIF 0 H0 R/W
5 T1MINIF 0 H0 R/W
4 T1SECIF 0 H0 R/W
3 T1_2SECIF 0 H0 R/W
2 T1_4SECIF 0 H0 R/W
1 T1_8SECIF 0 H0 R/W
0 T1_32SECIF 0 H0 R/W