ACDSN-C-FX

The following line shows how to address and communicate with a NiX1 slave over a RS485 line.

 1Qw3
 ^^^^
 ||||
 |||- option
 ||-- argument
 |--- command
 ---- address

Commands

Label	Command
new	N
query	Q

Arguments

Query

Label	Arguments	Comments
query general status	a
query bad access timeout	b
query valid access timeout	c
query entry	e
query family	f	1-wire family
query secret key	k
query lock	l
query mode	m	slave/device active or not
query rights	r
query status	s
query timestamp	t	only if RTC is defined
query unit	u
query overdrive speed	v
query wire	w
query user	x

Configuration Files

The configuration files are flat text file where each fields are separated by a tabulation.

keys.txt

Contains the list of the key used to hash the credentials on the iButton key. You can generate a new key every day and add it to this file, the most recent key comming first.

Field Name	Description	Example
timestamp	The timestamp of the time when the key has been generated	1350028169
key	The value of the secret key	[Z}4V;qr$(/Kc_aiF7#K8tATNC

demo_keys.txt

1350028169      [Z}4V;qr$(/Kc_aiF7#K8tATNC
1349094539      IdRPKslg\?/
1349085044      9YxUJ`wa#\U;M18=L,>_bo8wIbn"IoY
1349085044      cl8b]It3f,F-b
1349085044      ad15lMR{*]P_<koY&=@;cNgr

units.txt

Provides a link beetween the unit id and a human readable label.

Field Name	Description	Example
id	The unique identifier of the unit, as used in slaves.conf	2
label	A human description of the unit	Main Office

demo_units.txt

1       Reception
2       Main Office
3       CEO's Office

users.txt

Contains the list of all users, the timestamp of the last key read from the user and a value which can be incremented when an iButton key is lost or if the data on the iButton key has been copied by some nasty people.

Field Name	Description	Example
id	The unique identifier the the user, as used in cron.txt	Arthur Dent
timestamp	The timestamp of the last key read for the user	1350028169
increment	A value which can be incremented when an iButton key is lost	3

demo_users.txt

Arthur Dent             1350028169      3
Ford Prefect            1349085044      2
Zaphod Beeblebrox       1349085044      5

cron.txt

Contains the rights to access on some unit for a user during a specified time interval (specified as a cron).

Field Name	Description	Example
unit_id	The number identifying the target unit of this rule	1
user_id	The identifier of the user on which this rule applies	Arthur Dent
cron	The cron value of the accessible periods for this rule	0 8-17 * * *

demo_cron.txt

1       Arthur Dent     0 8-17 * * *
2       Arthur Dent     0 8-17 * * *
1       Ford Prefect    * * * * *