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MCP7940MTIMNY Datasheet(PDF) 10 Page - Microchip Technology

Part # MCP7940MTIMNY
Description  Low-Cost I2C??Real-Time Clock/Calendar with SRAM
Download  38 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP7940MTIMNY Datasheet(HTML) 10 Page - Microchip Technology

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MCP7940M
DS22292A-page 10
Preliminary
 2012 Microchip Technology Inc.
TABLE 4-1:
RTCC MEMORY MAP
Address
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Function
Range
Reset
State
00h
ST
10 Seconds
Seconds
Seconds
00-59
00h
01h
10 Minutes
Minutes
Minutes
00-59
00h
02h
12/24
10 Hour
AM/PM
10 Hour
Hour
Hours
1-12 + AM/PM
00 - 23
00h
03h
OSCON
Day
Day
1-7
01h
04h
10 Date
Date
Date
01-31
01h
05h
LP
10 Month
Month
Month
01-12
01h
06h
10 Year
Year
Year
00-99
01h
07h
OUT
SQWE
ALM1
ALM0
EXTOSC RS2
RS1
RS0
Control Reg.
80h
08h
CALIBRATION
Calibration
00h
09h
Reserved – Do Not Use
00h
0Ah
10 Seconds
Seconds
Seconds
00-59
00h
0Bh
10 Minutes
Minutes
Minutes
00 - 59
00h
0Ch
12/24
10 Hour
AM/PM
10 Hours
Hour
Hours
1-12 + AM/PM
00-23
00h
0Dh
ALM0POL
ALM0C2
ALM0C1
ALM0C0
ALM0IF
Day
Day
1-7
01h
0Eh
10 Date
Date
Date
01-31
01h
0Fh
10 Month
Month
Month
01-12
01h
10h
Reserved – Do not use
Reserved
01h
11h
10 Seconds
Seconds
Seconds
00-59
00h
12h
10 Minutes
Minutes
Minutes
00-59
00h
13h
12/24
10 Hour
AM/PM
10 Hours
Hour
Hours
1-12 + AM/PM
00-23
00h
14h
ALM1POL
ALM1C2
ALM1C1
ALM1C0
ALM1IF
Day
Day
1-7
01h
15h
10 Date
Date
Date
01-31
01h
16h
10 Month
Month
Month
01-12
01h
17h-1Fh
Reserved – Do not use
Reserved
00h


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