DS2720(3) One-Wire File System DS2720(3)NAMEDS2720 - Efficient Addressable Single-cell Rechargeable Lithium Protec‐
tion IC
SYNOPSIS
Memory and warnings.
31 [.]XXXXXXXXXXXX[XX][/[ lock.[0-1|ALL] | memory |
pages/page.[0-1|ALL] |
cc | ce | dc | de | doc | ot | ov | psf | uv |
]]
FAMILY CODE
31
SPECIAL PROPERTIES
lock.[0-1|ALL]
read-write, yes-no
Lock either of the two eprom pages to prevent further writes. Appar‐
ently setting lock is permanent.
memory
read-write, binary
Access to the full 256 byte memory range. Much of this space is
reserved or special use. User space is the page area.
See the DATASHEET for a full memory map.
pages/pages.[0-1|ALL]
read-write, binary Two 8 byte areas of memory for user application. The
lock property can prevent further alteration.
NOTE that the page property is different from the common OWFS implemen‐
tation in that all of memory is not accessible.
OBSCURE PROPERTIES
cc ce dc de doc ot ov uv
varies, yes-no
Bit flags corresponding to various battery management functions of the
chip. See the DATASHEET for details of the identically named entries.
In general, writing "0" corresponds to a 0 bit value, and non-zero cor‐
responds to a 1 bit value.
STANDARD PROPERTIESALARMS
None.
DESCRIPTIONDS2720
The DS2720 (3) is a battery charging monitor. Besides it's intended
use, it may have use in monitoring for device failures.
ADDRESSINGDATASHEET
http://pdfserv.maxim-ic.com/en/ds/DS2720.pdf
SEE ALSOAVAILABILITY
http://www.owfs.org
AUTHOR
Paul Alfille (paul.alfille@gmail.com)
OWFS Manpage 2003 DS2720(3)
