M41TM6 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'M41TM6' PDF : 15 Pages View PDF
Figure 3. Block Diagram
OSCI
OSCO
FT/OUT
VCC
VSS
VBAT
SCL
SDA
OSCILLATOR
32.768 kHz
VOLTAGE
SENSE and
SWITCH
CIRCUITRY
SERIAL
BUS
INTERFACE
M41T00
DIVIDER
CONTROL
LOGIC
ADDRESS
REGISTER
1 Hz
SECONDS
MINUTES
CENTURY/HOURS
DAY
DATE
MONTH
YEAR
CONTROL
AI00603
Table 3. Register Map
Data
Address
D7
D6
D5
D4
D3
D2
D1
D0
Function/Range
BCD Format
0
ST
10 Seconds
Seconds
Seconds
00-59
1
X
10 Minutes
Minutes
Minutes
00-59
2
CEB (1) CB
10 Hours
Hours
Century/Hour 0-1/00-23
3
X
X
X
X
X
Day
Day
01-07
4
X
X
10 Date
Date
Date
01-31
5
X
X
X
10 M.
Month
Month
01-12
6
10 Years
Years
Year
00-99
7
OUT
FT
S
Calibration
Control
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).
When CEB is set to ’0’, CB will not toggle.
Keys:
S = SIGN Bit
FT = FREQUENCY TEST Bit
ST = STOP Bit
OUT = Output level
X = Don’t care
CEB = Century Enable Bit
CB = Century Bit
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