接口设计，实现银行ATM的串口传输数据，客户端与服务端-Interface design, implementation, bank ATM' s serial transmission of data, the client and server

An automated teller machine (ATM) (American, Australian, Singaporean, and Indian English), also known as an automated banking machine (ABM) (Canadian English), cash machine, cashpoint, cashline or hole in the wall (British, South African, Sri Lankan,