flowchart for rfid
DESCRIPTION
FRID projectTRANSCRIPT
Administrator
card?
Welcome screen
Delay 3s
-N=0
-Ready to scan RFID
card
Administrator menu
Green light on
Open door in 3s then close
Pint: “welcome *name*”
Authorized? N=3?
-N=N+1
- Red light on
- “access denied”
ALRM ON!!!
“Talk to administrator
card to turn off the
alarm”
Administrator
card?
No
Yes
Yes
Yes
No
Yes
No
No
Set N=0