Nid; Cid - AEG ID ACM 9 Manual

Manual ACM 9 - ARE i9 release

3.2.6 NID

NID – Double reading of UID to ensure consistency in EMV polluted environment.
NID is used to double read a transponder UID to ensure consistency in an EMV polluted environment. The transponder UID
is transmitted only after two consecutive reads of the same UID
Parameters: 0 – every UID is transmitted
Input format: NID<SP>1<CR>
Hex: 4E
ASCII: 'N'
Output (example): 1<CR>
Hex: 31
ASCII: '1'

3.2.7 CID

CID – Filter same UID numbers to transmit only once via interface
CID is used to filter multiple read transponder UID to transmit only once via interface. There needs to be one different
Transponder UID read before the same number will be transmitted again.
Parameters: 0 – no filter function
Input format: CID<SP>1<CR>
Hex: 43
ASCII: 'C'
Output (example): 0x1<CR>
Hex: 31
ASCII: '1'
Manual ACM9_ARE i9 release V02.docx
|
49 44 20
'I' 'D' <SP>
0D
<CR>
| 1 – filter same chip UID as previously read
49 44 20
'I' 'D' <SP>
0D
<CR>
1 – UID only transmitted if read twice consecutively
31
'1'
31
'1'
Version: 02
Page: 19 / 43