It is composed of the microprocessor system and a serial port controller. The software is divided into main program and interruption program.
硬件结构由微处理器和串口控制器两部分组成，程序分为主程序和中断子程序两部分。
Like a serial port, each USB port on a computer is assigned a unique identification number (port id) by the USB controller.
像串行端口一样，计算机上每一个usb端口都由US b控制器指定了一个惟一的标识数字(端口id)。
Set the IP address of each controller using the serial port at the back of each enclosure.
使用每个封装背面的串行口设置每个控制器的IP地址。
Most micro-controller only has one hardware serial port.
大多数的微控制器只有一个硬件串口。
The design methods of main controller circuit, serial port expanding circuit, RS-485 integrated transceiver, etc., are introduced as well as their chips.
分别介绍了主控制器电路、串口扩展电路、RS- 485集成收发器等的设计方法，以及电路芯片的选取。
This controller can communicate directly with the PC computer through the serial port, or through the can interface helped with the CAN-USB conversion devices.
本控制器可通过串口直接与上位机通信，亦可借助于CAN- USB转换器件，通过CAN接口实现与上位机通信。
The system adopts C8051F020 single chip microcomputer to realize the communication with the robot principal controller by means of serial port.
系统采用C8051F020单片机实现，通过串口与机器人主控机通讯。
The system adopts C8051F020 single chip microcomputer to realize the communication with the robot principal controller by means of serial port.
系统采用C8051F020单片机实现，通过串口与机器人主控机通讯。
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