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Negative Acknowledge NAK
Data Structure ASCII NAK negative acknowledge
hex. 15
dec. 21
Description By sending the negative acknowledge code NAK a parity error (character with the wrong
parity) is indicated in the data block to be transmitted and then the data block is deleted.
This code concerns only serial data transfer with ACK/NAK protocol.
For a detailed description see the documentation which comes with your printer.
Clear Print Buffer CAN
Data Structure ASCII CAN clear print buffer
hex. 18
dec. 24
Description When the printer receives this code, the print buffer is completely cleared.
This code only clears the contents of the print buffer. It does not affect any control codes
which have previously been sent to the printer.
96 Miscellaneous