User guide

Arch Meter Corporation PS1000 Ver1.2
PS1000Rev. 1.2 May 2006
53/ 67
www.archmeter.com
RTCFADJ[3:0] RTC clock tuning fraction part (RTCAdj)
0000 RTCAdj - 0/16Hz
0001 RTCAdj - 1/16Hz
0010 RTCAdj - 2/16Hz
0011 RTCAdj - 3/16Hz
0100 RTCAdj - 4/16Hz
0101 RTCAdj - 5/16Hz
0110 RTCAdj - 6/16Hz
0111 RTCAdj - 7/16Hz
1000 RTCAdj - 8/16Hz
1001 RTCAdj - 9/16Hz
1010 RTCAdj - 10/16Hz
1011 RTCAdj - 11/16Hz
1100 RTCAdj - 12/16Hz
1101 RTCAdj - 13/16Hz
1110 RTCAdj - 14/16Hz
1111 RTCAdj - 15/16Hz
The RTC clock information can read from several RTC registers. These
registers are RTCYear, RTCMonth, RTCDay, RTCWeek, RTCHour, RTCMinute
and RTCSec. These registers will auto updated base one the RTC condition. The
RTCYear value will be 0 to 255. It is represent as 2000 to 2255 DC.
RTCYear(0xFE10)
B7 B6 B5 B4 B3 B2 B1 B0
Year (0 ~ 255)
For the RTCMonth, the value will be 1 to 12. It is represent the Jan. to Dec.
RTCMonth(0xFE11)
B7 B6 B5 B4 B3 B2 B1 B0
x x x x Month (1 ~ 12)
For the RTCDay, the value will be 1 to 31. The last day will depends on the Year and
Month.
wRTCDay(0xFE12)
B7 B6 B5 B4 B3 B2 B1 B0
x x x Day ( 1 ~ 31)