MC68HC908LJ12CPB FREESCALE [Freescale Semiconductor, Inc], MC68HC908LJ12CPB Datasheet - Page 210

• Manufacturer Part Number: MC68HC908LJ12CPB
• Description: 8-bit microcontroller units
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

MC68HC908LJ12
Freescale Semiconductor
$004C
$004D
$004A
$004B
$004E
$0044
$0045
$0046
$0047
$0048
$0049
Day-Of-Week Register
Alarm Minute Register
RTC Status Register
Alarm Hour Register
Chronograph Data
Second Register
Minute Register
Month Register
Hour Register
Year Register
Day Register
—
Rev. 2.1
(RTCSR)
(DOWR)
Register
(MTHR)
(CHRR)
(ALMR)
(SECR)
(DAYR)
(ALHR)
(MINR)
(HRR)
(YRR)
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Figure 12-1. RTC I/O Register Summary
ALMF
YR7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Real Time Clock (RTC)
= Unimplemented
CHRF
CHR6
YR6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
DAYF
CHR5
SEC5
MIN5
AM5
YR5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
CHR4
SEC4
DAY4
MIN4
HRF
AM4
HR4
AH4
YR4
0
0
0
0
0
0
0
0
0
0
0
0
0
MTH3
CHR3
SEC3
DAY3
MINF
MIN3
AM3
AH3
HR3
YR3
R
0
0
0
0
0
0
0
0
0
0
0
0
= Reserved
DOW2
SECF
DAY2
MTH2
CHR2
SEC2
MIN2
AM2
AH2
HR2
YR2
0
0
0
0
0
0
0
0
0
0
0
Real Time Clock (RTC)
DOW1
MTH1
CHR1
SEC1
DAY1
TB1F
MIN1
AM1
AH1
HR1
YR1
0
0
0
0
0
0
0
0
0
0
0
Technical Data
DOW0
MTH0
CHR0
SEC0
DAY0
TB2F
MIN0
AM0
HR0
AH0
YR0
0
0
0
0
0
0
1
1
0
0
0
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