User's Manual

SiteWERX User Manual WirelessWerx
SiteWERX 1June09
3
2.2 Architecture
The SBS-W consists of a Bluetooth Module and antenna for Bluetooth operations,
and a WI-FI controller, transceiver and antenna for communications with the
SiteWERX Controller. A functional block diagram of the SBS-W is shown in Figure 2
Bluetooth
Module
Input Voltage
3.3VDC
WI-FI
Module
Transceiver
Controller & Memory
Transceiver
Controller & Memory
Link with System
Controller
Link with Location Nodes
Development/
Programming Interface
Base Station
Module
Figure 2. SiteWERX Base Station, Wireless Block Diagram
2.2.1 Bluetooth Module
The Bluetooth Module provides the operating parameters and protocols required by
the Bluetooth 2.0 + EDR Core Specification.
2.2.1.1 Radio Characteristics, Basic Data Rate
Receiver Typical Bluetooth Spec Unit
Sensitivity @ 0.1% BER - 83 ≤ - 70 dBm
Transmitter Typical Bluetooth Spec Unit
Max RF Transmit Power + 4 - 6 to + 4 dBm