LM780_bluetooth_BT2.1_ModuleShort Range surface mount Bluetooth Module with on-board chip antenna for 3 V to 5.5 V voltage operations.This module is CSR BC04 Class 2 surface mount module with on-board chip antenna, a wide ranging operating voltage 3.3V – 5V and an operating data range of 20 – 40 m. This module is provided with Bluetooth v2.1+EDR or 2.0+ EDR compliant, SPP and HID firmware and can be configured using our set of AT Commands sent over UART.
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LM780_bluetooth_BT2.1_Module

Features

1. Bluetooth v2.1 + EDR compliant backward compatible with Bluetooth v2.0/1.2/1.1 specification
2. Secure Simple Pairing support
3. Full Bluetooth Data rate upto 3 Mbps
4. Class 2 Radio with 25 m range in open space
5. Integrated chip antenna
6. AT Command Set provided for module configuration
7. 802.11 Coexistence
8. Lead free RoHS compliant
9. Small Size – 15.20 mm x 26.92 mm x 2.0 mm
10. Low Power Consumption
11. SPP firmware provided by default on the module
12. Supports 7 ACL link and 3 SCO links (HCI mode firmware)
13. HCI Mode, or SPP/HID software stacks
14. Interoperable with PDAs, Phones, PCs and Laptops

Benefits

1. Ideal for embedded systems
2. Excellent solution to integrate wireless connectivity to a product for short range connectivity
3. No need of an external antenna
4. Small footprint means less PCB area
5. All the firmware and hardware design developed and owned by LM Technologies Ltd
6. Low Power
7. Robust Design
8. No Host Stack required
9. Customized SPP firmware available, since LM Technologies Ltd does in-house firmware development
10. Extensive Technical Support available
11. Support for encryption data and authentication
12. Adaptive Frequency hopping allows Co Existence with Wireless LAN without any interference
13. Low Cost Solution
14. Interoperable with PDAs, Phones, PCs and Laptops
15. Wide range of regulated supply voltage

Application

1. Serial Communications
2. Medical Devices
3. Domestic & Industrial Sector
4. Embedded Devices
5. Remote Monitoring & Control
6. GPS, POS and Barcode Reade

LM048 – Bluetooth Serial Adapter
Manufacturer LM Technologies Ltd
Chipset CSR Bluecore 4 (BC04)
Power Classification Class 2
Module Type Surface Mount
Bluetooth Specification Core v2.1 + EDR backward compatible with Bluetooth v2.0/1.2/1.1 specification
Frequency 2402 – 2480 MHz
Temperature Range -10 to +70 C
Data Rate Upto 3 Mbps
Range 25 m in open space
Rx Sensitivity TBC
Antenna On board chip antenna
Voltage operation 3 – 5.5V
Average Current Consumption (Idle Mode) 19 mA
Average Current Consumption (Deep Sleep Mode) 0.9 mA
Power Output +4 dBm
Default Firmware v6.13
Size 15.20 mm x 26.92 mm x 2.0 mm
Bluetooth Profile SPP Profile available by default, HID profile also offered
Interface UART
Serial Parameters Default 19200, 8 N 1
UART lines TxD, RxD, GND, CTS, RTS
Baud rates 1.2/2.4/4.8/9.6/19.2/38.4/57.6/115.2/230.4/460.8/921.6 kbps
Configuration AT Command Set
Flash Memory 8 MB
RoHS Compliant Yes

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LM Technologies Documentation
At Command ManualLM780 AT Command ManualDownload
Application NotesLM780 Module Integration NoteDownload
CertificationLM780 FCC CertificateDownload

LM Technologies Case Studies