Annex D. External Led/Buzzer Control - Promag Mifare DESFire DF7 Series User Manual

PROMAG

ANNEX D. External LED/Buzzer Control

DF7XX reader supports the external LED/Buzzer control for Terminal (or Host) to prompt end-user the card
data is invalid or valid. Use Brown wire to control the LED/Buzzer of DF7XX reader.
Examples as below: (Active High)
(1) Show External Invalid Status
Data Output
Alarm Control (Brown)
(2) Show Card Valid Status
Data Output
Alarm Control (Brown)
Note:
1. Send one pulse to show the "Extern Invalid" LED/buzzer status.
2. Send three or more pulse to show the "Card Valid" LED/buzzer status.
3. You can configure the LED/buzzer status by reader utility software.
Min 100ms
Min 100ms
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DF7XX
REV.E