Printer error and control system

Excavating

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371 29, G06F 1100

Patent

active

047456027

ABSTRACT:
A printer or plotter for providing printed representation of text and graphics, which further provides a specific error code signal returned to the host system. The error signals comprise fatal and nonfatal classes of system errors. The system of the data output device provides a large number of specific error conditions, to provide a specific error status indication to the system host. Upon occurrence of certain recoverable conditions for nonfatal errors, when recognized by the host system, the host computer may invoke a procedure to reset the data output device, and adjust its output data flow accordingly to provide a corrective measure in operation of the host computer with the data output device according to the present invention.

REFERENCES:
patent: 3575589 (1971-04-01), Neema
patent: 4290138 (1981-09-01), Bare
patent: 4452136 (1984-06-01), Boynton
"Printer Device Driver Error Reporting" IBM TDB, vol. 28, No. 11, Apr. 1986, pp. 5071-5072.

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