Epson S1C17M01 Technical Manual page 213

APPENDIX A LIST OF PERIPHERAL CIRCUIT CONTROL REGISTERS
0x40c0–0x40d2
Address Register name
0x40c0 RTCCTL
(RTC Control
Register)
0x40c2 RTCALM1
(RTC Second Alarm
Register)
0x40c4 RTCALM2
(RTC Hour/Minute
Alarm Register)
0x40c6 RTCSWCTL
(RTC Stopwatch
Control Register)
0x40c8 RTCSEC
(RTC Second/1Hz
Register)
0x40ca RTCHUR
(RTC Hour/Minute
Register)
0x40cc RTCMON
(RTC Month/Day
Register)
AP-A-4
Bit Bit name
15 RTCTRMBSY
14–8 RTCTRM[6:0]
7 –
6 RTCBSY
5 RTCHLD
4 RTC24H
3 –
2 RTCADJ
1 RTCRST
0 RTCRUN
15 –
14–12 RTCSHA[2:0]
11–8 RTCSLA[3:0]
7–0 –
15 –
14 RTCAPA
13–12 RTCHHA[1:0]
11–8 RTCHLA[3:0]
7 –
6–4 RTCMIHA[2:0]
3–0 RTCMILA[3:0]
15–12 BCD10[3:0]
11–8 BCD100[3:0]
7–5 –
4 SWRST
3–1 –
0 SWRUN
15 –
14–12 RTCSH[2:0]
11–8 RTCSL[3:0]
7 RTC1HZ
6 RTC2HZ
5 RTC4HZ
4 RTC8HZ
3 RTC16HZ
2 RTC32HZ
1 RTC64HZ
0 RTC128HZ
15 –
14 RTCAP
13–12 RTCHH[1:0]
11–8 RTCHL[3:0]
7 –
6–4 RTCMIH[2:0]
3–0 RTCMIL[3:0]
15–13 –
12 RTCMOH
11–8 RTCMOL[3:0]
7–6 –
5–4 RTCDH[1:0]
3–0 RTCDL[3:0]
Seiko Epson Corporation
Real-time Clock (RTCA)
Initial Reset R/W
0 H0 R
0x00 H0 W
0 – R
0 H0 R
0 H0 R/W
0 H0 R/W
0 – R
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 – R
0x0 H0 R/W
0x0 H0 R/W
0x00 – R
0 – R
0 H0 R/W
0x0 H0 R/W
0x0 H0 R/W
0 – R
0x0 H0 R/W
0x0 H0 R/W
0x0 H0 R
0x0 H0 R
0x0 – R
0 H0 W
0x0 – R
0 H0 R/W
0 – R
0x0 H0 R/W
0x0 H0 R/W
0 H0 R
0 H0 R
0 H0 R
0 H0 R
0 H0 R
0 H0 R
0 H0 R
0 H0 R
0 – R
0 H0 R/W
0x1 H0 R/W
0x2 H0 R/W
0 – R
0x0 H0 R/W
0x0 H0 R/W
0x0 – R
0 H0 R/W
0x1 H0 R/W
0x0 – R
0x0 H0 R/W
0x1 H0 R/W
S1C17M01 TECHNICAL MANUAL
Remarks
–
Read as 0x00.
–
Cleared by setting the
RTCCTL.RTCRST bit to 1.
–
Cleared by setting the
RTCCTL.RTCRST bit to 1.
–
–
–
–
Read as 0.
–
–
Cleared by setting the
RTCCTL.RTCRST bit to 1.
–
–
(Rev. 1.2)