User's Manual

ACR122L
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USB
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ACS
0 = No change
Bit 4 Initial LED_1 Blinking State 1 = On; 0 = Off
Bit 5 Initial LED_0 Blinking State 1 = On; 0 = Off
Bit 6 LED_1 Blinking Mask 1 = Blink
0 = Not Blink
Bit 7 LED_0 Blinking Mask 1 = Blink
0 = Not Blink
Data In: Blinking Duration Control
Table 2.0C: LED_0, LED_1 Blinking Duration Control Format (4 Bytes)
Byte 0 Byte 1 Byte 2 Byte 3
T1 Duration
Initial Blinking State
(Unit = 100ms)
T2 Duration
Toggle Blinking State
(Unit = 100ms)
Number of
repetition
Link to Buzzer
Byte 3: Link to Buzzer. Control the buzzer state during the LED Blinking.
0x00: The buzzer will not turn on
0x01: The buzzer will turn on during the T1 Duration
0x02: The buzzer will turn on during the T2 Duration
0x03: The buzzer will turn on during the T1 and T2 Duration.
Data Out: SW1 SW2. Status Code returned by the reader.
Table 2.0D: Status Code
Results SW1 SW2 Meaning
Success 90 Current LED State The operation is completed successfully.
Error 63 00 The operation is failed.
Table 3.0E: Current LED State (1 Byte)
Status Item Description
Bit 0 Current LED_1 LED 1 = On; 0 = Off
Bit 1 Current LED_0 LED 1 = On; 0 = Off
Bits 2 – 7 Reserved