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参数资料
| 型号： | STK17TA8-W25 |
| 元件分类： | 时钟/数据恢复及定时提取 |
| 英文描述： | REAL TIME CLOCK, PDIP40 |
| 封装： | 0.600 INCH, 0.100 INCH PITCH, PLASTIC, DIP-40 |
| 文件页数： | 11/25页 |
| 文件大小： | 285K |
| 代理商： | STK17TA8-W25 |
STK17TA8
April 2005
Document Control #ML0025 rev 1.1
19
During a power-on reset with no battery, the interrupt
register is automatically loaded with the value 24h.
This causes power-fail interrupt to be enabled with an
active-low pulse.
RTC Register Map
BCD Format Data
Register
D7
D6
D5
D4
D3
D2
D1
D0
Function / Range
0x1FFFF
10s Years
Years
Years: 00-99
0x1FFFE
0
10s
Months
Months: 01-12
0x1FFFD
0
10s Day of
Month
Day of Month
Day of Month: 01-31
0x1FFFC
0
Day of Week
Day of week: 01-07
0x1FFFB
0
10s Hours
Hours
Hours: 00-23
0x1FFFA
0
10s Minutes
Minutes
Minutes: 00-59
0x1FFF9
10s Seconds
Seconds
Seconds: 00-59
0x1FFF8
OSCEN
0
Cal
Sign
Calibration
Calibration values*
0x1FFF7
WDS
WDW
WDT
Watchdog*
0x1FFF6
WIE
AIE
PFE
ABE
H/L
P/L
0
Interrupts*
0x1FFF5
M
0
10s Alarm
Date
Alarm Day
Alarm, Day of Month:
01-31
0x1FFF4
M
0
10s Alarm
Hours
Alarm Hours
Alarm, hours: 00-23
0x1FFF3
M
10 Alarm Minutes
Alarm Minutes
Alarm, minutes: 00-59
0x1FFF2
M
10 Alarm Seconds
Alarm Seconds
Alarm, seconds: 00-59
0x1FFF1
10s Centuries
Centuries
Centuries: 00-99
0x1FFF0
WDF
AF
PF
OSCF
0
CAL
W
R
Flags*
* - Is a binary value, not a BCD value.
0 - Not implemented, reserved for future use.
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