MCP79412 datasheet(58/66 Pages) MICROCHIP

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MCP79410/MCP79411/MCP79412

DS20002266H-page 58

 2010-2016 Microchip Technology Inc.

APPENDIX A:

REVISION HISTORY

Revision A (10/2010)

Initial release of this document.

Revision B (03/2011)

Minor typographical edits; Added Appendix B: Device

Errata.

Revision C (07/2011)

Updated Section 4.2.6 “Crystal Specs”; Revised Figure

4-4.

Revision D (12/2011)

Added DC/AC Char. Charts.

Revision E (04/2013)

Revised Features page; Revised Schematic, Block

Diagram; Added detailed descriptions for Registers;

Minor updates to the overall content.

Revision F (03/2014)

Updated overall content for improved clarity; Added

detailed descriptions of registers; Updated block

diagram and application schematic; Defined names for

all bits and registers, and renamed the bits shown in

Table 7-1 for clarification; Renamed the DC character-

istics shown in Table 7-2 for clarification.

TABLE 7-1:

BIT NAME CHANGES

Old Bit Name

New Bit Name

OSCON

OSCRUN

VBAT

PWRFAIL

LPYR

SQWE

SQWEN

ALM0

ALM0EN

ALM1

ALM1EN

RS0

SQWFS0

RS1

SQWFS1

RS2

CRSTRIM

CALIBRATION

TRIMVAL<6:0>

ALM0POL

ALMPOL

ALM1POL

ALMPOL

ALM0C<2:0>

ALM0MSK<2:0>

ALM1C<2:0>

ALM1MSK<2:0>

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