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SCA Functional Specification

CHECK_BOX

Last updated: 07-Apr-2025

This command is used to direct the device to display text along with up to six (6) labeled check boxes for the collection of consumer responses.

Device UI Required: Yes

Request Packet
Field Rule Type Minimum Maximum Value(s) Description
FUNCTION_TYPE Required Static value N/A N/A DEVICE Type of function.
COMMAND Required Static value N/A N/A CHECKBOX Command name
DISPLAY_TEXT Optional Character 1 200   The length of text to be allowed to display. In this field, the text will be displayed in maximum of three lines on the terminal. After 67 characters, it will take the next line. Hence, it is recommended not to add new line on the POS request. Example: What factors are important to you when buying a Verifone product?
CHECKBOX_LABEL1 Optional Character 1 44   Label for Check Box 1. Minimum one of check boxes should be labelled. Example: Price
CHECKBOX_LABEL2 Optional Character 1 44   Label for Check Box 2. Minimum one of check boxes should be labelled. Example: Usability
CHECKBOX_LABEL3 Optional Character 1 44   Label for Check Box 3. Minimum one of check boxes should be labelled. Example: Feature
CHECKBOX_LABEL4 Optional Character 1 44   Label for Check Box 4. Minimum one of check boxes should be labelled. Example: Support
CHECKBOX_LABEL5 Optional Character 1 44   Label for Check Box 5. Minimum one of check boxes should be labelled. Example: Software update
CHECKBOX_LABEL6 Optional Character 1 44   Label for Check Box 6. Minimum one of check boxes should be labelled. Example: Services
POS_RECON Optional Character 1 30   POS reconciliation. POS Reconciliation field to be echoed back in response to POS. Example: RetailPOS1
COUNTER Optional Numeric 1 10   COUNTER is used for a given MAC label. Each COUNTER should be higher than the last one. This is used to authenticate the POS. Example: 100
MAC Required Base64 Encoded Data N/A N/A N/A Message Authentication Code. This is used to authenticate the POS.
MAC_LABEL Required Character 1 50   Associated label that tells the device which MAC_KEY to use to decrypt the value of MAC. This is used to authenticate the POS. Example: REG1
Example

Following is an example of request packet

<TRANSACTION>
    <FUNCTION_TYPE>DEVICE</FUNCTION_TYPE>
    <COMMAND>CHECKBOX</COMMAND>
    <DISPLAY_TEXT>What factors are important to you when buying a Verifone product?</DISPLAY_TEXT>
    <CHECKBOX_LABEL1>Price</CHECKBOX_LABEL1>
    <CHECKBOX_LABEL2>Usability</CHECKBOX_LABEL2>
    <CHECKBOX_LABEL3>Features</CHECKBOX_LABEL3>
    <CHECKBOX_LABEL4>Support</CHECKBOX_LABEL4>
    <CHECKBOX_LABEL5>Software update</CHECKBOX_LABEL5>
    <CHECKBOX_LABEL6>Services</CHECKBOX_LABEL6>
    <POS_RECON>GET ECHO</POS_RECON>
    </TRANSACTION>
Response Packet
Field Type Value Description
RESPONSE_TEXT Character   Processor response text. Example: Checkbox Option(s) Captured
RESULT Character   This indicates the Result details. Example: OK
RESULT_CODE Numeric Expected result code: -1, 59001, 59006, 59040 This indicates the result code. Refer to Result/Error Codes for details.
TERMINATION_STATUS Character SUCCESS or FAILURE This indicates the transaction termination status. This is the overall status of the transaction irrespective of approved or declined. Like, if the output is generated then the status is SUCCESS and if no output is generated then the status will be FAILURE.
CHECKBOX_N Character Y For each CHECKBOX N selected, a CHECKBOX_n field will be returned indicating ‘Y’ for positive selection. For example, if checkboxes 2 and 5 are selected: CHECKBOX_2 = Y, CHECKBOX_5 = Y, POS_RECON (Example: 1234 POS reconciliation field)
POS_RECON Character   POS reconciliation field echoed back if sent in request. Example: RetailPOS1
COUNTER Numeric   Echoes counter sent in the request. Example: 100

Transaction Performance Metric

  

Note

These fields are returned, if SCAPERFMETRIC parameter (Application Parameters) is enabled.

Field Type Value Description
UI_TIME Time   This indicates the time duration, for which the device screen is displayed (like error message, prompt screen, remove card screen) till any user action is performed in the command execution flow. This field is not applicable to capture the time for the Processing, Authorizing and transaction status screen. The format of the returned value would be S.sss, where S is seconds (this can be 0 to any positive integer) and sss is milliseconds. In case of any insignificant time or 0.000 value, will not be returned in the response. Example: <UI_TIME>44.028</UI_TIME>
HOST_TIME Time   This indicates the time taken for the Connection to the host, sending request and receives data from the host. This field also take the cumulative time for multiple requests which may sent to the host during the transaction including two legged transactions, timeout requests, Auto Last Tran requests, DCC, Credit app proxy. The format of the returned value would be S.sss, where S is seconds (this can be 0 to any positive integer) and sss is milliseconds. In case of any insignificant time or 0.000 value, will not be returned in the response. Example: <HOST_TIME>1.389</HOST_TIME>
CMD_TIME Time   This field indicates the total amount of time for a command, which is executed by the application from request received to the response sent. The format of the returned value would be S.sss, where S is seconds (this can be 0 to any positive integer) and sss is milliseconds. In case of any insignificant time or 0.000 value, will not be returned in the response. Example: <CMD_TIME>70.765</CMD_TIME>
Example

Following is an example of response packet

<RESPONSE>
    <RESPONSE_TEXT>Checkbox Option(s) Captured</RESPONSE_TEXT>
    <RESULT>OK</RESULT>
    <RESULT_CODE>-1</RESULT_CODE>
    <TERMINATION_STATUS>SUCCESS</TERMINATION_STATUS>
    <CHECKBOX_1>Y</CHECKBOX_1>
    <CHECKBOX_2>Y</CHECKBOX_2>
    <CHECKBOX_3>Y</CHECKBOX_3>
    <CHECKBOX_4>Y</CHECKBOX_4>
    <CHECKBOX_5>Y</CHECKBOX_5>
    <CHECKBOX_6>Y</CHECKBOX_6>
    <POS_RECON>GET ECHO</POS_RECON>
    <COUNTER>1</COUNTER>
    </RESPONSE>

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