Fuel dispenser user interface system architecture

摘要

A vending machine can include a touch display and a touch controller operatively connected to the touch display and configured to transmit display data to the touch display and receive input data from a touchscreen function of the touch display. The vending machine also includes a secure device operatively connected to the touch display for securing the display by managing touch input information provided to one or more applications based on the input data received from the touchscreen functionality. The vending machine has a processor operatively connected to the secure device for communicating access requests for the touch display to the secure device from the one or more applications along with an indication of whether the one or more applications are signed by an authorized entity. The secure device manages the touch input information provided to the one or more applications further based at least in part on the indication.

主权项

1. A vending machine, comprising:
a display; a touch controller operatively connected to the display and configured to transmit display data to the display and receive input data from a touchscreen function of the display; a secure device operatively connected to the display and configured to secure the display at least by managing touch input information provided to one or more applications based at least in part on the input data received from the touchscreen functionality; and a processor operatively connected to the secure device and configured to communicate access requests for the display to the secure device from the one or more applications along with an indication of whether the one or more applications are signed by an authorized entity, wherein the secure device allows but limits the touch input information provided to the one or more applications if the one or more applications are signed by the authorized entity but are not related to payment for goods or services sold at the vending machine.