安裝八達通門禁管理系統

saga

[quote:8986f703c0="Simpsons"]

可以 !  只要係住戶 就可以俾張八達通個管理處 攪一攪 唔駛一分鐘 張八達通就會多o左個開門 function !  :em11:[/quote]

無錯 只係加個 function
就好似自動增值服務/七仔俾錢/汽水機咁 ...
係一個唔會扣錢既 function

saga

[quote:6b1cf0f31e="Suzuki"]

I have a question how to communicate between the reader and database when the reader was installed on the bus or car or auto selling machine ar?? Radio Frequecy?[/quote]

bus car 只係扣錢
D database 係 card reading 跟手去哂個 system 個 databaseD data 然後去銀行度
最後寄月結單俾你 話你知自動增值左幾多次 ...