DS2430A(3) One-Wire File System DS2430A(3)NAME
DS2430A, DS1971 - 256-bit 1-wire EEPROM, 256-bit EEPROM ibutton
SYNOPSIS
EEPROM
14 [.]XXXXXXXXXXXX[XX][/[ application | status | memory | ]]
FAMILY CODE
14
SPECIAL PROPERTIES
application
read-write, binary
8 bytes of data. Write once, then status is 0xFC and further writing is
impossible.
status
read-only, unsigned integer
Is the application area locked?
0xFF Application area untouched
0xFC Applcation area locked
memory
read-write, binary
32 bytes of data. (256 bits)
STANDARD PROPERTIESALARMS
None.
DESCRIPTION
DS2430A
The DS2430A (3) is a memory 1-wire chip. It is considered obsolete and
newer designs are supposed to use the DS2431 (3)
The DS1971 (3) is an iButton version of the same device.
ADDRESSINGDATASHEET
http://pdfserv.maxim-ic.com/en/ds/DS2430A-DS2430AP.pdf
SEE ALSOAVAILABILITY
http://www.owfs.org
AUTHOR
Paul Alfille (paul.alfille@gmail.com)
OWFS Manpage 2003 DS2430A(3)