pcsc_scan man page

pcsc_scan — regularly scans every PC/SC readers connected to the host


pcsc_scan [options]


This manual page documents the pcsc_scan command.

pcsc_scan is a program that regularly scans every PC/SC readers connected to the host and display the status of the cards inserted in the readers.

The normal way to exit the program is to use Control-C.

When pcsc_scan is started it asks PC/SC layer the list of available smart card readers. The list is printed. A sequence number is printed before each reader.

PC/SC device scanner
V 1.4.27 (c) 2001-2017, Ludovic Rousseau
Scanning present readers...
0: Gemalto PC Twin Reader

When a card is inserted in any reader some information is printed:

date and time:

Wed Apr 12 14:25:30 2017

reader name:

Reader 0: Gemalto PC Twin Reader

card state and occurred event:

Card state: Card inserted,

ATR in case of card insertion:

ATR: 3B 82 00 86 1E

print an ATR analysis if the ATR_analysis command is available:

ATR: 3B 82 00 86 1E
+ TS = 3B --> Direct Convention
+ T0 = 82, Y(1): 1000, K: 2 (historical bytes)
  TD(1) = 00 --> Y(i+1) = 0000, Protocol T = 0
+ Historical bytes: 86 1E



print help


print version number


do not print ATR analysis. Use this option if ATR_analysis is not available for example.


stress mode. Sends APDU commands to the card indefinitely (until the card or the reader is removed).

See Also

pcscd(8), ATR_analysis(1)


Ludovic Rousseau <ludovic.rousseau@free.fr>

Referenced By

ATR_analysis.1p(1), reader.conf(5).

june 13, 2002