Intelligent Shopping Cart Facility Using USB Firmware with PIC18f4550

USB communication is growing in popularity for remote upgrades, downloading data and other portable serial communication applications. Microchip’s USB PIC MCUs bring the benefits of full-speed USB to a broad range of embedded designs that can operate in various environments and locations, enabling easy access to other USB devices such as printers, handheld devices or PCs .Nowadays, in mall for purchasing variety of items it requires trolley. Every time customer has to pull the trolley from rack to rack for collecting items and at the same time customer has to do calculation of those items and need to compare it with his budget in pocket. After this procedure, customer has to wait in queue for billing. So, to avoid headache like pulling trolley, waiting in billing queue, thinking about budget, We are introducing new concept that is “INTELLIGENT SHOPPING CART FACILITY USING USB FIRMWARE WITH PIC18F4550”.The autonomous billing system uses Zigbee transceiver to transmit/receive the product information. Hence it eliminates the existing queuing system in the supermarket.