參數(shù)資料
型號(hào): 933728090112
廠(chǎng)商: NXP SEMICONDUCTORS
元件分類(lèi): 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取
英文描述: REAL TIME CLOCK, PDIP16
封裝: 0.300 INCH, PLASTIC, SOT-38-4, DIP-16
文件頁(yè)數(shù): 2/28頁(yè)
文件大小: 136K
代理商: 933728090112
2003 Jan 27
10
Philips Semiconductors
Product specication
Clock/calendar with serial I/O
PCF8573
handbook, full pagewidth
S
0A
CLOCK/CALENDAR
ADDRESS
MODE POINTER
A
CLOCK/CALENDAR
ADDRESS
acknowledge
from slave
acknowledge
from slave
acknowledge
from slave
R/W
msb
lsb
acknowledge
from master
A
DATA
auto increment
of B1, B0
MBL809
P
no acknowledge (1)
1
DATA
auto increment
of B1, B0
nth byte
S1
(n
1) bytes
at this moment master
transmitter becomes
master receiver, and
CLOCK/CALENDAR
becomes slave
transmitter
Fig.10 Master transmitter reads clock/calendar after setting mode pointer.
(1) The master receiver must signal an end of data to the slave transmitter by not generating an acknowledge on the last byte that has been clocked
out of the slave.
handbook, halfpage
S
AA
DATA
P
R/W
auto increment
of B1, B0
MBL810
1
CLOCK/CALENDAR
ADDRESS
acknowledge
from slave
acknowledge
from master (1)
MSB
LSB
n bytes
Fig.11 Master reads clock/calendar immediately after first byte.
(1) The master receiver must signal an end of data to the slave transmitter by not generating an acknowledge on the last byte that has been clocked
out of the slave.
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