M41T0 STMICROELECTRONICS [STMicroelectronics], M41T0 Datasheet - Page 15
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M41T0
Manufacturer Part Number
M41T0
Description
SERIAL REAL-TIME CLOCK
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.M41T0.pdf
(20 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M41T0
Manufacturer:
ST
Quantity:
20 000
Company:
Part Number:
M41T0-CU
Manufacturer:
STMicroelectronics
Quantity:
6
Part Number:
M41T00
Manufacturer:
ST
Quantity:
20 000
Part Number:
M41T00AUDD1F
Manufacturer:
ST
Quantity:
20 000
Table 8. Register Map
Keys: ST = STOP Bit
Note: 1. When CEB is set to '1', CB will toggle from '0' to '1' or from '1' to '0' at the turn of the century (dependent upon the initial value set).
Address
0
1
2
3
4
5
6
7
OUT = Output level
X = Don’t care
0 = Must be set to '0.'
When CEB is set to '0', CB will not toggle.
CEB
OUT
D7
ST
OF
X
X
X
(1)
CB
D6
X
X
X
0
10 Years
10 Seconds
10 Minutes
D5
X
X
X
10 Hours
10 Date
10 M.
D4
X
X
Data
D3
X
X
D2
X
Seconds
Minutes
Month
Hours
Years
Date
CEB = Century Enable Bit
CB = Century Bit
OF = Oscillator Fail Bit
Day
D1
X
D0
X
Century/Hours
Seconds
Minutes
Control
Month
Date
Year
Function/Range
Day
BCD Format
0-1/00-23
00-59
00-59
01-07
01-31
01-12
00-99
M41T0
15/20