PURPOSE:To improve data transfer efficiency between an I/O device and a host CPU by constituting a local memory in an I/O device controller of a dual port memory and forming a means for deciding whether the other port can access the memory or not during the data transfer of one port. ...
An input/output (I/O) device controller for a data processing which is implemented on a single printed circuit board, includes a terminal control section, an I/O control section, a processor section and a timing generator section. The terminal control section includes a keyboard interface, an ...
An input and output control system is disclosed including at least one channel and input-output devices which are connected by a set of interconnecting lin... H Kawai,H Iizuka,T Shinkai,... 被引量: 8发表: 1972年 CONTROL DEVICE AND METHOD FOR SWITCHING INPUT/OUTPUT UNITS OF A CONTROLLER ...
READING SYSTEM FOR CONTROL INFORMATION ON INPUT/OUTPUT CONTROLLER PURPOSE:To read the control information via the other memory part while actuating an external device via one of two table memory parts, by storing the control information on the external device in both memory parts. CONSTITUTION:A ...
The data input/output control device comprises a controller for controlling the data input and the data output of the data transfer device, a flag holding unit for holding a flag which shows if the data have been inputted to the ... O Minoru,S Mikio 被引量: 2发表: 1993年 Input/output...
Even if sequential input/output requests of the host are separated through a distribution processing to a plurality of paths, they are recognized on the device controller side and a countermeasure is taken. In the case in which a path from the host to the device controller is caused to be ...
DEVICE AND METHOD FOR REMOTE SELF-DIAGNOSIS OF COMPUTER USING REMOTE CONTROLLING SIGNAL CONSTITUTION: An I/O(Input/Output) device connecting/processing part(11) processes a signal by connecting to a monitor, a keyboard, and a mouse. A PCI(Peripheral Component Interconnect) controller(13) checks ...
To use a device from other system even if a host system cannot be operated while the input/output device is occupied by permitting a controller to give a release request to an occupied system, supervising time after the release request and compulsorily releasing the input/output device at the ...
When the terminal controller receives an ATTENTION, it enters a command entry mode. The output text is temporarily halted, and the prompt symbol “>” appears. The telnet terminal enters command entry mode when any key is pressed; <Ctrl-A> is not needed. After the login is accepted and...
Input/output device for controller PURPOSE: To detect the opening of respective channels or the occurrence of an overcurrent state by connecting the input channel group or output channel group of an automatic controller. CONSTITUTION: Two analog comparators 15H and 15L ar... P Jacky,G Pierre,...