Software handshaking (continued) – Symbol Technologies P470 User Manual
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P470/370 RF Scanner Product Reference Guide
Software Handshaking (Continued)
ENQ
When this option is selected, the cradle waits for an ENQ, Enquiry, character from the host
before transmitting data. If an ENQ is not received within two seconds, the cradle issues an
error indication and discards the data. The host must transmit an ENQ character at least
every two seconds to prevent transmission errors.
ENQ
ACK/NAK with ENQ
This combines the two previous options.
ACK/NAK with ENQ