Datalogic Magellan 2200VS Guia do Utilizador descarregar pdf (Página 33)

Scanner Methods:

Quick Reference Guide 29

Scanner Methods:

Common Methods:

Open:

Returns

OPOS_SUCCESS

OPOS_E_NOSERVICE

OPOS_E_NOEXIST

OPOS_E_ILLEGAL

Close:

Returns OPOS_SUCCESS

ClaimDevice:

Returns

OPOS_SUCCESS

OPOS_E_NOSERVICE

OPOS_E_ILLEGAL

OPOS_E_CLAIMED

This call will activate the communication with the device. DATALOGIC devices are

exclusive. It is recommended that a program keep the device Claimed as long as the

application is running.

CheckHealth:

OPOS_CH_INTERNAL is supported.

OPOS_CH_EXTERNAL is not supported.

OPOS_CH_INTERACTIVE is not supported.

Returns

OPOS_SUCCESS

CheckHealthText property will hold the text result of this method call.

ClearInput:

Returns

OPOS_SUCCESS

OPOS_E_DISABLED

OPOS_E_NOTCLAIMED

DirectIO:

Returns

OPOS_SUCCESS

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Datalogic Magellan 2200VS Guia do Utilizador Página 33