Motorola LS3578 - Manual (Page 105)

Keyboard Wedge Interface 6 - 11
FN1 Substitution
When enabled, this parameter replaces any FN1 character in an EAN128 bar code with a keystroke chosen by the
user. See
FN1 Substitution Values on page 5-15 .
Enable FN1 Substitution
*Disable FN1 Substitution
Send Make and Break
When enabled, the scan codes for releasing a key are not sent.
*Send Make and Break Scan Codes
Send Make Scan Code Only