Table of Contents
Advertisement
Programming
Software Handshaking (Cont'd)
ENQ
When this option is selected, the scanner waits for an
ENQ character from the host before transmitting data. If
an ENQ is not received within 2 seconds, the scanner
issues an error indication and discards the data. The
host must transmit an ENQ character at least every 2
seconds to prevent transmission errors.
ENQ
ACK/NAK with ENQ
This combines the two previous options.
ACK/NAK with ENQ
5-33
Advertisement
Table of Contents
