1. 2 TOUCH 2 ORDER ( T 2 O) Team # 13 Srichand Yella Anvesh Dasari Madhu Tummala Varun Vallabhaneni

2. Major PCB Components Microcontroller Wireless Transceiver 2 DC – DC Voltage Converters (5 V and 3.3 V) Headers for o GPIO’s o RFID reader o Graphical controller

3. PCB Design Constraints Decoupling capacitors located next to each IC Headers placed at the edges of the PCB Maintain adequate spacing between various components Grouping of components – o Power Circuit o Other Circuit

4. Block Diagram 2 (SCI) 42 Microcontroller (Freescale MC9S12C128) 12 VDC Supply Voltage Regulator and DC-DC Converters (5V to 3.3V) ZigBee Transceiver (Maxstream XBee Pro) Graphics Controller (Reach Technologies 42-0105-01) Touch Screen Panel LCD Screen (NEC 8.4”) RFID Reader (Spark Fun ID – 12)

5. 12V – 5V DC - DC Converter Freescale MC9S12E128 Microcontroller General Purpose I/O’s Headers ZigBee Transceiver RFID Mount Headers Graphic Controller Headers 12V – 3.3V DC – DC Converter PCB Layout Plan

6. Initial PCB Layout

7. - Questions -