Globex Proprietary Competition Sensitive Ubiquitous - MP3 Player Ian BrattJohn Pratt Eric LeeWei-Shin Wang David Lindstone ECEN 4573 Capstone Lab Spring 2003

Globex Proprietary Competition Sensitive Project Objectives Standard MP3 player capabilities MP3 Recording Internal/External Audio Source Rechargeable Power Variable FM Transmission USB Interface World Domination*

Globex Proprietary Competition Sensitive U-MP3 subsystems Input systems Output systems Power sources Memory and File Storage MP3 Decoding/Encoding Processor and Control

Globex Proprietary Competition Sensitive Inputs USB Compatible with all machines with USB ports Faster than Serial I/O User friendly Line-in Record external sources into MP3 format Direct routing to MP3 player output User Interface Keypad

Globex Proprietary Competition Sensitive Outputs Headphones/Speakers FM transmission Great for using in car Tunable to various FM frequency External Audio Source Able to transmit other audio sources LCD output ID3 tag info FM frequency display Animations

Globex Proprietary Competition Sensitive Power source Adaptor for car cigarette lighter Rechargeable LiI battery Rechargeable from wall adaptor or car cigarette lighter

Globex Proprietary Competition Sensitive Memory and File Storage Flash/EEPROM Firmware Compact Flash 256MB Proprietary File System Removable/Interchangeable

Globex Proprietary Competition Sensitive MP3 Decoder/Encoder Simple parallel interface Decoder Supports 19.2KHz – 128KHz Converts MP3 data to analog output Digital, internal volume control Encoder Variable sample rate

Globex Proprietary Competition Sensitive Processor and Control Microprocessor Motorola MC68332 FPGA Xilinx Bus arbitration FIFOs for MP3 Decoder/Encoder Glue Logic

Globex Proprietary Competition Sensitive Top Level Design

Globex Proprietary Competition Sensitive

Schedule

Globex Proprietary Competition Sensitive Resource Distribution Ian Processor and Control Eric Memory and File Storage Dave FM Transmission and Analog Aspects John MP3 Decoding/Encoding and File System Wei-shin FPGA and Bus Control/Interfacing Everyone Software and debugging

Globex Proprietary Competition Sensitive Project Checkpoints Critical Design Review Prototype board running code Schematics for PCB layout Milestone 1 PCB populated and processor running Milestone 2 Playing an MP3 from the internal flash Expo Transmit from the MP3 player

Globex Proprietary Competition Sensitive Baseline Cost Analysis Parts: Processor: ~$20 FPGA: ~$50 SRAM: ~$15 FLASH: ~$15 LCD and KEYPAD: ~$15 MP3 DECODER: ~$20 TOTAL: ~$135

Globex Proprietary Competition Sensitive Production Cost Analysis Construction: 4-Layer Board: ~$200 Populate Board: ~$60 Production Labor Costs: NONE! TOTAL: ~$260 Final Total: $395

Globex Proprietary Competition Sensitive Market Analysis Large scale production cost per unit $75 Expected selling price of unit $150 Projected market share 15-20% PROFIT $75 x 1million units = $75,000,000/year Tech support = $1,000,000 of revenue and virtually no cost

Globex Proprietary Competition Sensitive Societal Implications No significant environmental impact Increases standard MP3 player functionality Eliminates the need to buy multiple electronic devices Less battery disposal Possible illegal FM broadcast

Globex Proprietary Competition Sensitive Risk Assessment USB Interfacing with OS Noise Serial I/O FM transmission FCC broadcast regulations Battery Controller Complex control issues

Globex Proprietary Competition Sensitive Risk Assessment MP3 decoder/encoder Significant documentation Interface difficulties General risks Implementing design on 1 board Synchronization constraints Low-quality audio output