EE 296 Sophomore Project Group Members: Jeremy Chan JimyLeah Castro Eric Lee Sae Yoon
Project Overview Te·lem·e·try n. (te'le-m&-trE) The science and technology of automatic measurement and transmission of data by wire, radio, or other means from remote sources, as from space vehicles, to receiving stations for recording and analysis.
Block Diagram
Circuit Design Block Diagram
Circuit Modules Power Supply (5V, 3.3V) Zilog 40 Pin 64KB Flash Microcontroller MAXStream9 RF Modems Parallax/Sensirion Temperature and Humidity Sensor Lassen IQ+ GPS MPX4115A Motorola Pressure Sensor
Power Supply, 5V, 3.3V Block Diagram
MPX4115A Motorola Pressure Sensor
MaxStream9 RF Modems Block Diagram
Parallax / Sensirion Temperature and Humidity Block Diagram
Zilog Z8F6421 Microcontroller Block Diagram
GPS Module
GPS Module: Trimble Lassen IQ+ RS-232 Data Layer Protocol TTL-level Output (CMOS Compatible) 2 Serial Ports for NEMA or TSIP Output
GPS Module: TSIP Proprietary Protocol Byte protocol implementation required Provides product specific information
GPS Module: NEMA 0183 Standardized GPS Message Formats ASCII Output Comma Delimited Time, Date, Position, Velocity
GPS Module: NEMA 0183 Message Format $GPGGA, , ,N, ,W,1,03,2.38,00090,M,004,M,,*75 $GPVTG,000.0,T,348.7,M,000.0,N,000.0, K,A*2B
GPS Module: NEMA 0183 Message Translated Time/UTC of position fix: 03:49:33.00 GMT (5:49PM HST) Latitude: North Longitude: West Solution Quality: GPS Fix (3 Satellite)
GPS Module: Accuracy
GPS Module: Precision
Circuit Design Recap Block Diagram
Circuit Design Prototype
Design Status ModulesPurchasedBuiltTested Power Supply – 3.3V, 5V Zilog Z8 Encore! Flash Microcontroller MAXStream9 RF Modem - OEM Parallax/Sensirion SHT11 Temperature and Humidity Sensor GPS Functional MXP4115A Motorolla Pressure Sensor
Z8 Encore Development Kit
Sample Program
What Remains to be Done Circuit Construction Sensor Interface Testing Platform Construction PCB Design and Construction Data Gathering via Telemetry Documentation
Nice to Haves PCB Design and Construction
Challenges Foreseen Defects Funding Shipment Delays Compatibility Issues Time
Project Schedule Update
Thank You