User's Manual

ACR122L
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USB
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ACS
6.4.8. Escape APDU for Read Data two from Reader
This APDU is used to store a data up to 256 byte to the reader.
Table 5.0A: Store Data two Command Format (5 Bytes)
Command Class INS P1 P2 Lc Data
LenH
Data
LenL
Data
Buzzzer Control 0xFF 0x00 0x4d 0x00 0x00 data
Data LenH : The high byte of the data length
Data LenL : The low byte of the data length
Data Out:
Results data
data the data return for the reader
6.4.9. Escape APDU for Clear LCD
This APDU is used to clear all content show on the LCD
Table 6.0A: Clear LCD Command Format (5 Bytes)
Command Class INS P1 P2 Lc
Clear LCD 0xFF 0x00 0x60 0x00 0x00
Data Out: SW1 SW2.
Table 6.0B: Status Code
Results SW1 SW2 Meaning
Success 90 00 The operation is completed successfully.
Error 63 00 The operation is failed.