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In Nexo Retail protocol, the Sale System can request the display of information to the Customer.

The Sale System shall indication the ReferenceID of the content to be displayed.

Eg. : <PredefinedContent ReferenceID="FuelingInstructions"/>

In this section:

Display to the Customer

Message example

<?xml version="1.0" encoding="utf-8"?>
<SaleToPOIRequest>
    <MessageHeader MessageClass="Device" MessageCategory="Display" MessageType="Request" DeviceID="00311B5457" SaleID="SaleID20022" POIID="00000001" />
    <DisplayRequest>
        <DisplayOutput Device="CustomerDisplay" InfoQualify="Display">
            <OutputContent OutputFormat="MessageRef">
                <PredefinedContent ReferenceID="FuelingInstructions"/>
            </OutputContent>
        </DisplayOutput>
    </DisplayRequest>
</SaleToPOIRequest>

PredefinedContent Table

Message ReferenceID

English

FuelingInstructions

FUELING INSTRUCTIONS

  1. Lift Handle

  2. Select Grade

  3. Begin Fueling

  4. Return Handle when completed

LiftHandle

Lift Handle

RFU

SelectGrade

Select Grade

RFU

BeginFueling

Begin Fueling

RFU

ReturnHandle

ReturnHandle when completed

RFU

ThankYouForPurchase

Thank you for your purchase!

RFU

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