M41T315V View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'M41T315V' PDF : 30 Pages View PDF
M41T315Y, M41T315V, M41T315W
Clock operation
Table 5. RTC register map
Register D7
0
1
0
2
0
3
12/24
4
0
5
0
6
0
7
D6
D5
D4
0.1 seconds
10 seconds
10 minutes
0
10/
A/P
hrs
0
OSC RST
0
10 date
0
0
10M
10 years
D3
D2
D1
D0
0.01 seconds
seconds
minutes
hours (24 hour format)
0
day of the week
date: day of the month
month
year
Keys:
A/P = AM/PM bit
12/24 = 12 or 24-hour mode bit
OSC = Oscillator bit
RST = Reset bit
0 = Must be set to ‘0’
Figure 9. Reset pulse waveform
Function/range
BCD format
seconds
seconds
minutes
hours
day
date
month
year
00-99
00-59
00-59
01-12/
00-23
01-07
01-31
01-12
00-99
RST
tRST
AI04260
17/30
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