Specification for Smart Signals Project

• Count down timer
• Modify commercial unit for intelligent display
• Processor used in countdown display must be IEEE 1451 compliant
• Must include reeceiver for remote pedestrian activation
• Must use traffic controller time for pedestrian signal
• Must be NEMA compliant
• Smart Pedestrian button (subject to change)
• Processor used in pedestrian button must be IEEE 1451 compliant
• Must fit in existing size pedestrian button box
• Must provide acknowledge of request for service
• Must be NEMA compliant
• Remote Smart Signal (subject to change)
• Battery operated - 1 week without charging
• Weight and size to be approximate that of a cell phone
• Direction sense capability
• Feedback for request acknowledge and walk permission
• Network
• Processor used in countdown display must be IEEE 1451 compliant
• Must use 200MB Ethernet over Power Line modems
• Must use Industrial Ethernet for safety critical applications
• Must interface with Econolite ACS/3 traffic controller
• System Monitor
• Processor clock synchronized to either GPS or NIST
• Must tag all network traffic withmillisecond resolution
• Must monitor all outputs from the controller to signals
• Must monitor all pedestrian requests
• Must monitor all smart signal outputs