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Zach Molden

Shamlan Al-Roomi

NJ Purevsuren

Raied Farash

Aadiel Rizvi

Critical Design Review

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AgendaSystem Overview

Detailed Design Specifications

Software Processes

Testing Processes

Parts List

Updated Division of Labor

Updated Schedule

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System Overview -- Block DiagramFlash Web

Application

NetburnerEmbeddedEthernetModule

MotherZigbeeModule

ChildZigbeeModule

MicrocontrollerRelays

TCP/IP

RF2.4 GHz

UART

ContactSensors/ Flood

Sensors

UART

Temp. Sensor

I2C

ElectricalDevices/ DC

Motors

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User Input

MotherZigbee

Module

Microcontroller

ChildZigbeeModule

Microcontroller

ChildZigbeeModule

System Overview

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Mother PCB

MotherZigbee

Module

Power supplies

RS232

Detailed Design Specifications

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Mother PCB SchematicDetailed Design Specifications

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Mother PCB SchematicDetailed Design Specifications

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ChildZigbeeModule

Microcontroller

SSR

Power supplies

Child PCB

JTAG

Detailed Design Specifications

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Child PCB Schematic Detailed Design Specifications

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Netburner MOD5270 10/100 BaseT with RJ-45 connector

3 UARTS

I2C 47 Digital I/O

512K Flash memory with boot and application sectors

2 MB SDRAM

DC Input Voltage: 3.3V @ 500 mA

Detailed Design Specifications

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TMP101 Thermocouple Digital output: I2C serial 2-wire

Resolution: 9 12 bits

Low quiescent current: 45A, 0.1AWide supply range: 2.7V to 5.5V

Tiny SOT23-6 package

Detailed Design Specifications

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TMP101 ThermocoupleTiming Diagram (Write)

Detailed Design Specifications

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TMP101 ThermocoupleTiming Diagram (Read)

Detailed Design Specifications

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XBee RF Modules ISM 2.4 GHz operating frequency

Indoor: up to 30 m.

Outdoor: up to 90 m. point-to-multipoint, Broadcast mode.

Retries and Acknowledgements

TX Peak Current: 45 mA (@3.3 V).

RX Current: 50 mA (@3.3 V).

Power-down Current: < 10 A.

D il d D i S ifi i

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XBee UART Data Flow

Detailed Design Specifications

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Olimex MSP430P169 MSP430F169 . Low Supply: 1.8 V 3.6V Active: 330 A at 1 MHz, 2.2 V

Standby Mode: 1.1 A

60K Bytes Program Flash. 256 Bytes data Flash. 2K Bytes RAM.

64LQFP. 2 UARTs. 1 I2C. GPIO.

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MCU UART

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Software processes

Flex BuilderMXMLActionScriptTCP/IP Socket

Connection

Flash Web Application

Eclipse IDEC++

UART

TCP/IP

Netburner

X-CTUSetup

Mother XBee

X-CTUSetup

Child XBee

TI Code ComposerC

UARTGPIOI2C

MSP430F169

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Testing Processes Netburner

TCP/IP connection with Flash web application

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Testing Processes Netburner

UART output to terminal window/UART input fromCOM port

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Testing ProcessesXbees:

Monitoring send/receive signals between NetBurner andComputer.

Monitoring send/receive signals between MCU andComputer.

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Testing Processes Microcontroller

Receiving command from the NetBurner (Turn the LightBulb ON or OFF).

Return successful completion.

Detecting inputs to the MCU.

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Parts List Already purchased:

Netburner core ethernet module Xbee standard Zigbee modules MSP430F169 microcontrollers

TMP101 thermocouple AC/DC converter

Need to be purchased: Comparators/ buffers/ transistors Resistors/inductors/capacitors

Contact/ Flood sensor Fuse Regulator Miscellaneous connectors/ parts

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Updated Division of LaborAadil Shamlan Raeid NJ Zach

Flash Web Application x

Data Flow Path Integration x x x x

PCBs x x x

Power Supplies x

Contact Sensors/DC motors x x

Elecrical Devices/ Connections x x

Hardwear Setup x x x x x

Documentation x x x x x

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Updated ScheduleMilestone I

Flash web application TCP/IP connection with Netburner

ethernet moduleUART connection between Netburner ethernet module andmother Zigbee moduleUART connection between child zigbee module andmicrocontroller.Temperature sensor interfaced with I2C bus on theNetburner ethernet module.

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Updated Schedule Milestone II

Entire data flow path is integrated

All hardware on PCBs (i.e. no development boards)

Correct integration of sensors and web display

Final Design Expo

Integration of all hardware components in a model house

Proper installation of sensors in the model house

Secure login for website and full control over the devices inthe house