User's Manual

ACR122L-ACS Design Specification
Version 0.03 19/05/2010
Page
28
of
50
ACR122L
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ACS
1Hz = 1000ms Time Interval = 500ms ON + 500 ms OFF
T1 Duration = 500ms = 0x05
T2 Duration = 500ms = 0x05
Number of repetition = 0x03
Link to Buzzer = 0x01
APDU = “FF 00 40 50 04 05 05 03 01”
Response = “90 02”
Example 6: To blink the LED_1 and LED_0 of 1Hz for 3 times
// Assume both the LED_0 and LED_1 are initially OFF. //
// Both Initial LED_0 and LED_1 Blinking States are ON //
// The buzzer will turn on during both the T1 and T2 duration//
1Hz = 1000ms Time Interval = 500ms ON + 500 ms OFF
T1 =
500ms
T2 =
500ms
LED_1 On
LED_1 Off
LED_0 On
LED_0 Off
Buzzer On
Buzzer Off
T1 = 500ms
T2 = 500ms
LED_1 On
LED_1 Off
LED_0 Off
LED_0 On
Buzzer On
Buzzer Off