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MCP79411 Datasheet(PDF) 11 Page - Microchip Technology

Part # MCP79411
Description  Battery-Backed I2C??Real-Time Clock/Calendar with EEPROM and Unique ID
PDF  60 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP79411 Datasheet(HTML) 11 Page - Microchip Technology

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 2010-2013 Microchip Technology Inc.
DS20002266E-page 11
MCP79410/MCP79411/MCP79412
TABLE 4-1:
DETAILED RTCC MEMORY MAP
Address
Bit 7Bit 6Bit 5Bit 4Bit 3Bit 2Bit 1Bit 0
Function
Section 5.0 “Time and Date Registers”
00h
ST
10 Seconds
Seconds
Seconds
01h
10 Minutes
Minutes
Minutes
02h
12/24
10 Hour
AM/PM
10 Hour
Hour
Hours
03h
OSCON
VBAT
VBATEN
Day
Day
04h
10 Date
Date
Date
05h
LP
10 Month
Month
Month
06h
10 Year
Year
Year
07h
OUT
SQWE
ALM1
ALM0
EXTOSC
RS2
RS1
RS0
Control Reg.
08h
CALIBRATION
Calibration
09h
UNIQUE ID UNLOCK
Unlock ID
Section 7.0 “Alarm Registers”
0Ah
10 Seconds
Seconds
Seconds
0Bh
10 Minutes
Minutes
Minutes
0Ch
12/24
10 Hour
AM/PM
10 Hours
Hour
Hours
0Dh
ALM0POL ALM0C2
ALM0C1
ALM0C0
ALM0IF
Day
Day
0Eh
10 Date
Date
Date
0Fh
10 Month
Month
Month
10h
Reserved – Do not use
Reserved
Section 7.0 “Alarm Registers”
11h
10 Seconds
Seconds
Seconds
12h
10 Minutes
Minutes
Minutes
13h
12/24
10 Hour
AM/PM
10 Hours
Hour
Hours
14h
ALM1POL ALM1C2
ALM1C1
ALM1C0
ALM1IF
Day
Day
15h
10 Date
Date
Date
16h
10 Month
Month
Month
17h
Reserved – Do not use
Reserved
Section 8.6.1 “Power-Down Time-Stamp Registers”
18h
10 Minutes
Minutes
Power-Down
Minutes
19h
12/24
10 Hour
AM/PM
10 Hours
Hour
Power-Down
Hours
1Ah
10 Date
Date
Power-Down
Date
1Bh
Day
10 Month
Month
Power-Down
Day/Month
Section 8.6.2 “Power-Up Time-Stamp Registers”
1Ch
10 Minutes
Minutes
Power-Up
Minutes
1Dh
12/24
10 Hour
AM/PM
10 Hours
Hour
Power-Up Hours
1Eh
10 Date
Date
Power-Up Date
1Fh
Day
10 Month
Month
Power-Up Day/
Month
Note:
Grey areas are unimplemented.



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