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公开(公告)号:KR1019930011442B1
公开(公告)日:1993-12-08
申请号:KR1019910006588
申请日:1991-04-24
Applicant: 삼성전자주식회사
IPC: G06F3/00
Abstract: The device has respective interfacing devices, for connection of external devices to the main computer, which are connected with internal data and address bus, and a controlling part (4) for controlling selection of the connected interface device. The controlling part (4) is connected with the main computer by slot (2) to receive signal of system bus (11) and comprises a decoder part (41) for selecting I/O address, and a selecting part for comprising register and multiplexer for selecting external dip switch or program control mode, and the output of the controlling part (11) is connected with each external device through an assigned connection port.
Abstract translation: 该装置具有用于连接与内部数据和地址总线连接的外部设备与主计算机的各自的接口装置,以及用于控制连接的接口装置的选择的控制部分(4)。 控制部分(4)通过时隙(2)与主计算机连接以接收系统总线(11)的信号,并且包括用于选择I / O地址的解码器部分(41),以及包括寄存器和多路复用器 用于选择外部拨码开关或程序控制模式,并且控制部分(11)的输出通过分配的连接端口与每个外部设备连接。
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