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Imagine. SENIOR PROJECT Wireless Weather Monitor Final Presentation. Project Team Dale McClure Dave McHugh Joe Russo. Project Results. Project Schedule On Time On Budget Minimal Setbacks Team Motto. SCHEDULE. Project Components. Rx. Tx. RF Components.
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SENIOR PROJECTWireless Weather MonitorFinal Presentation • Project Team • Dale McClure • Dave McHugh • Joe Russo
Project Results • Project Schedule • On Time • On Budget • Minimal Setbacks • Team Motto
Project Components Rx Tx
RF Components • Laipac Tech Inc. - Holtec Semiconductor Agent • Series LP 434@433.92MHz Components
Project Components • Transmitter Section • Temperature Sensor – National Semi LM34 • Humidity Sensor – Honeywell 3610 • Motorola 68HC11 Microcontroller • Power Supply – 9V Alkaline cell • Voltage Regulation – MC7805 for 5 Volt Operation • Laipac Tx #TLP – 434 @ 433.92 MHz
Tx Section with Sensor Array 9V battery Temp Sensor Humidity Sensor RF Transmitter Op-Amps Motorola CME11E9-EVBU
Tx Section with Case Enclosure RS-232 Port LED Power On Indicator On-Off Switch 50 Ohm Collapsible Antenna Ventilation Holes for air Transfer
Humidity Sensor • Honeywell 3610 Humidity sensor • Linear output voltage vs % RH • Given a 5v supply Voltage output is 0.8 – 3.9 volts • Motorola MC3303 single supply op-amps
Temperature Sensor • National Semiconductors LM34 Temperature sensor • Linear +10.0 mV/°F scale factor • Rated for full -50° to +300°F range • Motorola MC3303 single supply op-amps
Project Components • Receiver Section • Laipac Rx #RLP – 434@433.92 MHz • Motorola 68HC11 Microcontroller • OPTREX LCD Screen • ACT 5x5 keypad • Power Supply – 9V Alkaline cell • Voltage Regulation – MC7805 for 5 Volt Operation
On-Off Switch Rx Section LED Power On Indicator LCD display for Sensor Outputs Keypad for choosing Sensor information and Future Options Shock Resistant Enclosure
Rx Section Motorola CME11E9-EVBU RS-232 Port AC/DC Variable Power Supply Keypad Driver RF Receiver
Software Bugs Addressed • Serial Connection for Tx and Rx • Sensor Code Conversion • Sensor Calibrations • LCD Display • Modulation Type
The Wireless Weather Monitor is Assembled in State of the Art Facilities by Highly Trained Personnel