ACR128 Dual Interface Smart Card Reader
5.13 Refresh the Interface Status
To refresh the reader interface status in the device, issue the following command:
ACR128 Escape Command
Refresh Interface Status
2D
01
CMD
Response
Response
Data
E1 00 00 00 01 CMD
Table 20: Reader Interface Values
CMD Description
Bit0 ICC
Interface
Bit1 PICC
Interface
Bit2
Default Value, Maximum Level
Use Table 20 to format and interpret the reader interface values.
NOTE: This command is useful for refreshing the SAM status after a new SAM is inserted.
Example 1. Refresh the SAM status after a new SAM is inserted
Step 1. Connect the “SAM Interface” in “Direct” connection mode.
Step 2. Send the direct command “2D 01 04”
Step 3. Disconnect the “SAM Interface”
Step 4. Connect the “SAM Interface: again in either “Direct” or “Shared” connection mode.
Example 2. Refresh the ICC status (Reset the ICC)
Step 1. Connect the “SAM Interface” in “Direct” or “Shared” connection mode.
Step 2. Send the direct command “2D 01 01”
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ACR128 API
Version 1.7 May 2008
