Rs232 plug and play support enable property – MagTek IntelliStripe 320 99875168 User Manual

Page 81

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Section 9. Host Communications Application

75

RS232 PLUG AND PLAY SUPPORT ENABLE PROPERTY

Property ID: 01 (Hex)

Property Type: Boolean

Power Up/Reset Value: 00 (hex) (False)

Get/Set/Save support: All

Description:

This property enables or disables RS232 plug and play support. This support is enabled if this
property is set to 1 (true) or disabled if this property is set to 0 (false).

This property is typically only enabled if the RS232 interface of this device is being used to
communicate to a PCSC driver on the Windows operating system.

If this property is enabled, the device will transmit a string on the RS232 port when the CTS
signal with respect to the device is asserted (goes from negative to positive) by the host
according to the Plug and Play External COM Device Specification Version 1.00.

The transmitted string will have the following format.
Field Data (hex)

Field Name

Description

28

Begin PnP

“(“ indicates PNP IDs will
follow

01,24

Pnp Rev

Identifies PnP version 1.0

45,4B,41

EISA ID

“EKA” MagTek manufacturer
ID

30,30,30,42

Product ID

“000B” IntelliStripe 320
product ID

29

End PnP

“)” indicates PnP IDs
complete


Example Set Property Request:

Field MTYP

APPL

CMND

RC PTYP

PID

PVAL

Byte 1

2 3 4 5 6 7

Value

(Hex)

00

08 01 00 03 01 00

(false)

Example Set Property Response:

Field MTYP

APPL

CMND

RC

Byte 1

2 3 4

Value (Hex)

40

08

01

00

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