File: DS1963L.man

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'\"
'\" Copyright (c) 2003-2004 Paul H Alfille, MD
'\" (paul.alfille@gmail.com)
'\"
'\" Device manual page for the OWFS -- 1-wire filesystem package
'\" Based on Dallas Semiconductor, Inc's datasheets, and trial and error.
'\"
'\" Free for all use. No warranty. None. Use at your own risk.
'\"
.TH DS1963L 3  2003 "OWFS Manpage" "One-Wire File System"
.SH NAME
.B DS1963L
\- 256 byte Monetary iButton
.SH SYNOPSIS
Non-volatile R/W memory with counters
.PP
.B 1A
[.]XXXXXXXXXXXX[XX][/[
.B pages/count.[0-15|ALL]
|
.B memory
|
.B pages/page.[0-15|ALL]
|
.so man3/standard_mini.3so
]]
.SH FAMILY CODE
.PP
.I 1A
.SH SPECIAL PROPERTIES
.SS page/count.[0-15|ALL]
.I read-only, unsigned
.br
Each write to the memory page increments the counter. An application can tell if the memory has been changed by another process.
.P
Only 4 pages are actually connected to counters:
.TP
Counter1
.I page/counter.12
.TP
Counter2
.I page/counter.13
.TP
Counter3
.I page/counter.14
.TP
Counter4
.I page/counter.15
.SH STANDARD PROPERTIES
.so man3/standard.3so
.SH ALARMS
None.
.SH DESCRIPTION
.so man3/description.3so
.SS DS1963L
The
.B DS1963L (3)
is used for read/write storage. It's main advantage is for audit trails (i.e. a digital purse). Each write to pages 12-15 will increment the read-only counter.
.I OWFS
system handles this automatically.
.SH ADDRESSING
.so man3/addressing.3so
.SH DATASHEET
.br
http://datasheets.maxim-ic.com/en/ds/DS1963L.pdf
.SH SEE ALSO
.so man3/seealso.3so
.SH AVAILABILITY
http://www.owfs.org
.SH AUTHOR
Paul Alfille (paul.alfille@gmail.com)