User's Manual

ACR122L
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USB
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ACS
Success 90 00 The operation is completed successfully.
Error 63 00 The operation is failed.
6.4.3. Escape APDU for LEDs Control
This APDU is used to control 4 LEDs
Table 4.0A: Clear LCD Command Format (5 Bytes)
Command Class INS P1 P2 Lc
LED Control 0xFF 0x00 0x41 bLEDsState 0x00
P2: bLEDsState
LED_0, LED_1, LED_2 and LED_3 Control Format (1 Byte)
CMD Item Description
Bit 0 LED_0 State 1 = On; 0 = Off
Bit 1 LED_1 State 1 = On; 0 = Off
Bit 2 LED_2 State 1 = On; 0 = Off
Bit 3 LED_3 State 1 = On; 0 = Off
Bits 4 – 7 Reserved
Data Out: SW1 SW2.
Table 4.0B: Status Code
Results SW1 SW2 Meaning
Success 90 00 The operation is completed successfully.
Error 63 00 The operation is failed.