BTM402

BTM402 Datasheet


Part Number BTM402

Part Datasheet
BTM402 BTM402 BTM402 (pdf)
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Long Range Bluetooth Serial Module

Bluetooth Module with Power Amplifier

Part Number BTM402

EZURiO’s BISM II PA Bluetooth Serial Module is a fully integrated and qualified Class 1 Bluetooth solution, which incorporates a power amplifier and low noise amplifier that maximises the RF link budget to provide the greatest range of any Bluetooth Module. The module is designed for lowest cost of integration and ownership for designers wishing to incorporate Bluetooth functionality into their products. The module is qualified to Bluetooth Version

The BISM II PA Bluetooth Serial Module is one of the most compact complete Bluetooth solutions, making it ideal to integrate into handheld devices. The module includes a high sensitivity, high gain antenna which provides excellent range. Typical open field performance provides ranges of up to 1,000 metres at transmit powers of 65mW.

The BISM II PA Module is based on Cambridge Silicon Radio’s BlueCore 04 chipset. The module contain all of the hardware and firmware for a complete Bluetooth solution, requiring no further components. The Module has an integrated, high performance antenna which is matched with the Bluetooth RF and baseband circuitry. The firmware integrated into the BC04 chipset implements the higher layer Bluetooth protocol stack, with support for applications requiring Generic Access Profile GAP , Service Discovery Profile SDAP , Serial Port Profile SPP , Dial Up Networking Profile DUN , Headset Profile HSP , Hands Free Profile HFP , File Transfer Profile and OBEX Client .

A virtual processor is used within the BC04 to implement an AT command processor. This interfaces to the host system over a straight forward serial port using an extensive range of AT commands. The AT command set abstracts the Bluetooth protocol from the host application, saving many months of programming and integration time. It provides extremely short integration times for data oriented cable replacement and voice applications. Firmware is also included that provides programming support for multi-point applications. A low cost development system is available for fast product evaluation and development.

Support is provided for low power modes that make the BISM II PA particularly applicable to battery powered installations.

The Module can be configured so that it can be attached to a ‘dumb’ terminal or attached to a PC or PDA for cable replacement applications.

In addition to the Bluetooth functionality, The BISM II PA Module provides access to 7 General I/O lines and 2 analogue input lines. These can be configured to provide connection to simple devices such as switches or LEDs without requiring any external processor. Both the GPIO and ADC lines can be accessed either via the wired host UART connection, or remotely over the Bluetooth link.

The BISM II PA module is supplied in a small form factor pcb 22.0mm x 34.0mm x 7.6mm , that connects to a main pcb using a 40 way Hirose connector. The interface is compatible with the BISM1 module and EZURiO’s 40 pin modules. The BISM II PA module is Lead-free and is RoHS compliant and supports an industrial temperature range of -10°C to +85°C.

A key feature of the design is that the module is pin and format compatible with EZURiO’s range of wireless LAN modules. This allows designers to manufacture a single version of pcb which can accept either a Bluetooth or an module, greatly reducing development time to generate a range of wirelessly enabled products. The compatible modules are the WISMC01, which contains a full TCP/IP stack, network drivers and a web server, and the WISMC02 which contains wireless network drivers and a UDP stack with SLIP interface.

DSH_BTM402_0v9 BISM2 PA Data Sheet.DOC 1
2007 EZURiO Ltd
• POS Equipment
• Medical Equipment
• Telematics
• Voice Applications
• Industrial Automation
• Automotive Applications

Wireless Specification Standards Supported Transmit Class Frequency Channels

Max Transmit Power

Min Transmit Power Receive Sensitivity Data Transfer rate Range Antenna Modes Integrated Antenna External Antenna option UART Interface Serial Interface

Baud Rate

Bits Parity Stop bits Default Serial parameters Levels Modem Control General Purpose Interface I/O ADC Audio Support SCO Channels PCM Interface

Implementation

Bluetooth v2.0 Class 1 GHz 79 channels Frequency Hopping Adaptive Frequency Hopping +18 dBmi from integrated antenna +16 dBm antenna connector option -27 dBmi from integrated antenna -87 dBm Up to 300kbps Up to 1,000 metres free space

High performance +2dBi multilayer ceramic 50 Ohm U.FL connection

RS-232 bi-directional for commands and data 16550 compatible Configurable from 1,200 to 921,600bps Non-standard baud rates supported 7 or 8 Odd, even, none 1 or 2 9,600,n,8,1 3.3V CMOS DTR, DSR, DCD, RI, RTS, CTS †
7 general purpose I/O pins, 3.3V CMOS† 2 ADC inputs. 8 bit, 1.8V max
3 PCM Channels 64kbps Support SCO and eSCO Configurable as master or slave 8 bit A-law 8 bit u-law 13 bit linear PCM Clock available when in slave mode

DSH_BTM402_0v9 BISM2 PA Data Sheet.DOC 2
2007 EZURiO Ltd

Protocols & Firmware Bluetooth Stack Profiles

Advertised Profiles

Profile Components Firmware Upgrade Connection Modes

V2.0 compliant. Fully integrated. GAP Generic Access Profile SDP Service Discovery Profile SPP Serial Port Profile Client DUN Dial Up Networking Server Headset Audio Gateway Handsfree Audio Gateway Audio Gateway Generic OBEX Push/Pull Client Available over UART Point to point cable replacement Multipoint max 7 slaves

Command Interface AT Instructions set

Multipoint Software

Comprehensive control of connection and module operation S Registers for non-volatile storage of parameters Supports multiple connections

Current Consumption Data Transfer Low Power Sniff Mode

Typically 130mA Less than 2.5mA

Supply Voltage Supply

Regulation
3.6V 5.0V DC For 3.3V operation see BTM404 On-board regulators and brown-out detection
Ordering Information

The Bluetooth PA Module described in this data sheet should be ordered using the part number below:

BTM402

Description Bluetooth PA Module with Antenna

DSH_BTM402_0v9 BISM2 PA Data Sheet.DOC 29
2007 EZURiO Ltd

Related Documents
• The firmware incorporated into the BTM402 Bluetooth Module is the same as that for the BISM2 Module. All of the firmware documentation and application data for the BISM2 module can be used for this module.
• blu2i AT Command Set Reference Manual
• blu2i Firmware Release Notes
• blu2i Multipoint Firmware Reference Manual
• Intelligent Bluetooth Serial Module - Quick Start Guide
• Intelligent Bluetooth Serial Module FAQ
• Wireless Developer’s Kit User Guide
• ACC-005 Winbond W61360 Audio Codec Board Manual
• ACC-006 OKI 7702 Audio Codec Board Manual
• ACC-007 OKI 7705 Multi-channel Audio Codec Board Manual
• AN015 Use of External Antenna with Wireless Modules
• AN016 - Notification Requirements for Wireless Products.
• blu2i Application Scenarios
• Bluetooth Core Specification
• DSH_BTM404 BISM2 PA Data Sheet 3.3V version of this module

Development Kit

EZURiO offers a Wireless Development Kit for embedded developers which is unique in supporting Bluetooth, and GSM/GPRS. It provides a simple design environment that can dramatically reduce the development time of wirelessly enabled products.

The Wireless Development Kit is available with EZURiO’s pre-qualified Bluetooth and Wireless LAN modules. Both modules contain embedded protocol stacks, removing the need for complex programming on a host processor.

Features:

Bluetooth
• Complete, qualified Bluetooth stack
• Support for Version
• Upgradeable for Bluetooth when available
• Simple AT style programming interface
• Audio codec evaluation kits available
802.11b/g
• Enhanced drivers for low power operation
• Robust TCP/IP stack
• Integrated Web Server
• Embedded interpreter UWScript for fast development

A range of codec audio development boards see Section are available. These can be plugged into the wireless development kit for rapid of audio applications.

DSH_BTM402_0v9 BISM2 PA Data Sheet.DOC 30
2007 EZURiO Ltd

For cellular applications, the Wireless Development Kit also supports Siemens’ MC55 range of GSM/GPRS modules, which are pin compatible with EZURiO’s wireless LAN module. This permits designers to develop products which can support either short range or wide area wireless connectivity, with incredibly fast time to market.

Interchangeable Module

EZURiO’s range of Wireless LAN modules have been designed to be physically interchangeable with the BTM402 Bluetooth module and the BISM Bluetooth Serial Module. For product designers this means that they can design a single pcb, which can be populated with either an or Bluetooth module, giving the opportunity to launch two different variants of wireless connectivity at minimal additional engineering effort.

The WISMC01 802.11b/g TCP/IP Wireless LAN Module is a fully integrated and qualified wireless device server, designed to make it simple to embed connectivity.

Unlike other wireless modules all of the necessary drivers, protocol stack, security algorithms and antenna are integrated. The module also includes an interpreter that can run scripts, providing a complete wireless processing solution. It enables you to add wireless internet connectivity to almost any device with a serial port. The module is designed for lowest cost of integration and ownership. It is ideal for enabling M2M applications.

The module is a dual processor design, dedicating one processor to the 802.11b/g baseband with a second powerful ARM7 processor, with 16MB of SRAM and 64MB of flash memory running the wireless drivers, TCP/IP stack, web server and UWScript interpreter. Connection to the host device is via a high speed 921,600 bps UART, with an additional twelve GPIO lines and two 10 bit ADCs. The interpreter allows complex scripts to be run, allowing the WISM module to operate with zero host loading. It means it is possible to use the module to wirelessly enable “dumb” sensors or UART ports.

Disclaimers

EZURIO’S BLUETOOTH PRODUCTS ARE NOT AUTHORISED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE MANAGING DIRECTOR OF EZURiO LTD.

The definitions used herein are:
a Life support devices or systems are devices which 1 are intended for surgical implant into the body, or 2 support or sustain life and whose failure to perform when properly used in accordance with the instructions for use provided in the labelling can reasonably be expected to result in a significant injury to the user.
b A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.

EZURiO does not assume responsibility for use of any of the circuitry described, no circuit patent licenses are implied and EZURiO reserves the right at any time to change without notice said circuitry and specifications.

Data Sheet Status Preliminary Engineering Release

EZURiO Ltd reserve the right to change the specification without notice in order to improve the design and supply the best possible product.

Please check with EZURiO Ltd for the most recent data before initiating or completing a design.

DSH_BTM402_0v9 BISM2 PA Data Sheet.DOC 31
2007 EZURiO Ltd

Where reference is made to related products from other suppliers, EZURiO takes no responsibility for the information, availability or performance of such products.

Warranty

EZURiO warrants that its products shall conform to EZURiO’s published specifications and remain free from defects in materials and workmanship under normal, proper and intended use for a period of two 2 years from date of purchase, provided that proof of purchase be furnished with any returned equipment.

If during the warranty period any component part of the equipment becomes defective by reason of material or workmanship, and EZURiO is immediately notified of such defect, EZURiO shall at its option supply a replacement part or request return of equipment, freight prepaid, to its designated facility for repair. In the event no trouble is found on products returned for repair, EZURiO reserves the right to charge the customer its standard published repair charge.
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Datasheet ID: BTM402 644916