參數(shù)資料
型號(hào): PCF8583
廠商: NXP SEMICONDUCTORS
元件分類: XO, clock
英文描述: Clock/calendar with 240×8-bit RAM(帶240×8位RAM的時(shí)鐘/日歷)
中文描述: REAL TIME CLOCK
文件頁數(shù): 10/28頁
文件大?。?/td> 162K
代理商: PCF8583
1997 Jul 15
10
Philips Semiconductors
Product specification
Clock/calendar with 240
×
8-bit RAM
PCF8583
Fig.8 Alarm control register; clock mode.
handbook, full pagewidth
memory location 08
reset state: 0000 0000
timer function :
000 no timer
001 hundredths of a second
010 seconds
011 minutes
100 hours
101 days
110 not used
111 test mode, all counters
in parallel (factory use only)
timer interrupt enable :
0 timer flag, no interrupt
1 timer flag, interrupt
clock alarm function :
00 no clock alarm
01 daily alarm
10 weekday alarm
11 dated alarm
timer alarm enable :
0 no timer alarm
1 timer alarm
alarm interrupt enable :
(valid only when 'alarm enable' in
control / status register is set
0 alarm flag, no interrupt
1 alarm flag, interrupt
7
6
5
4
3
2
1
0
MSB
LSB
MRB005
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參數(shù)描述
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