【摘要】 在简要比较几种常用串行通信使用特点的基础上,结合船舶自动控制中集控室和损管室的即时通信实例,详细阐述了用VB6.0语言开发RS-485串行通信程序的过程。同时简要叙述RS-485串行通信硬件设施,并对RS-485至CAN间通讯的通讯卡开发作了具体描述。更多还原

【Abstract】 Based on the comparison of application features of several conventional serial communications,the development of RS-485 serial communication program by using VB6.0 is described in detail,combined with some examples of communication between engine room and damage management room in ship automation.The hardware of RS-485 serial communication is introduced briefly and also the development of the communication card from RS-485 to CAN communication block is described concretely.更多还原