User Manual
Manual ACM 9 - ARE i9 release
Version:
05
Page:
29 / 45
Manual ACM9_ARE i9 release V05.docx
3.3.13 Error messages
Error messages and protocol errors are acknowledged by ARE i9 using an error code. The format is described below:
<NAK> '#' <error code> <CR>
Example error #02 (wrong parameter)
Hex:
15
23
30
32
0D
ASCII:
<NAK>
‘#’
‘0’
’2’
<CR>
The error code is comprised of a two digit ASCII coded number. Please note that for communication through ACM 9, the
appropriate reader number is preceding the error message.
The following table displays possible error messages:
Error code
Meaning
"00"
Unknown instruction
"02"
Wrong parameter
3.3.14 ALGO
ALGO is used to activate one particular LF algorithm to be used in a particular installation.
Input format: ALGO<SP>ALGO#<CR>
Example: ALGO<SP>1<CR>
Hex:
41
4C
47
4F
20
31
0D
ASCII:
‘A’
‘L’
‘G’
‘O’
<SP>
‘1’
<CR>
Output (example): 1<CR>
Hex:
31
0D
ASCII:
‘1’
<CR>
Above example activates algorithms 1
Implemented LF algorithms:
1 - PSK1, Trovan
4 - ASK 64 Bit Manchester
5 - ISO 11784/85
6 - Hitag1/HitagS
8 - Hitag2
14 - EM4305
23 - HDX