Libre Wireless Technologies LS5BVD-N11S WiFi Media Streaming Module User Manual
Libre Wireless Technologies Inc. WiFi Media Streaming Module
User manual
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| Document ID | 3570496 |
| Application ID | vScyaypOjFKzycSB9BdJLA== |
| Document Description | User manual |
| Short Term Confidential | No |
| Permanent Confidential | No |
| Supercede | Yes |
| Document Type | User Manual |
| Display Format | Adobe Acrobat PDF - pdf |
| Filesize | 92.65kB (1158133 bits) |
| Date Submitted | 2017-09-20 00:00:00 |
| Date Available | 2017-09-20 00:00:00 |
| Creation Date | 2017-08-11 10:41:50 |
| Producing Software | Adobe Acrobat Pro 10.1.2 |
| Document Lastmod | 2017-09-20 10:54:31 |
| Document Title | User manual |
| Document Creator | Microsoft® Office Word 2007 |
Low Cost Integrated Voice/Audio Module Product Data Sheet Module: LS5BV-N11S Rev: 0.2 Libre Wireless Technologies © 2017 Libre Confidential LS5BV-N11S 1. Introduction Libre Wireless, LS5BV-N11S is a voice enabled network media module which includes a 580 MHz MIPS24K CPU core, 64MB of DDR2 DRAM memory and 16MB of Serial Flash, an 802.11n compliant 1T1R MAC/BBP/PA/RF, single port 10/100 Ethernet MDI interface, Voice processing DSP and a USB Host. LS5BV-N11S provides a convenient and simple voice activated method for discovering and controlling devices, and cloud interfaces. LS5BV-N11S contains Integrated DSP for efficient voice trigger, speech recognition and high-speed audio processing. Provides Non-stationary and stationary noise reduction for both transmit and receive sides, and it supports Acoustic Echo Cancellation, Barge-in, Flexible Listening Enhancement, Voice equalizers. The LS5BV-N11S, has very few external components required for 2.4GHz 11n wireless products. The LS5BV-N11S employs Libre Wireless’s 2nd generation 11n technologies for longer range and better throughput. The embedded high performance CPU can process advanced applications effortlessly, such as Wi-Fi data processing without overloading the host processor. In addition, the LS5BV-N11S has rich hardware interfaces (SPI/ I2S/ I2C/ UART/ USB) to enable many possible applications. LS5BV-N11S devices can be optimized for Smart Home control, Security/Surveillance, Voice Control Devices, Intercom/PA systems, Music Streaming, Outdoor/Recreational, Low Power Applications. Libre solutions enables Brands/ODM’s to take advantage of DDMS and unique Libre capabilities while delivering voice control, IoT device control, media streaming, communication and cloud connectivity features to the connected Consumer & Home. 2. Module Feature Summary Network Media Features LS5BV-N11S is the small size and low power module for IEEE 802.11b/g/n wireless LAN. Embedded 1T1R 2.4G CMOS RF Embedded 802.11n 1T1R MAC/BBP w/MLD enhancement Support for both PCB connector and Notched SMT pad option 72.2 Mbps PHY data rate 20Mhz channel width Legacy and high throughout modes Compressed block ACK Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 2 of 13 LS5BV-N11S WEP64/128, WPA, WPA2, WAPI engines QOS - WMM, WMM Power Save Hardware frame aggregation Supports 802.11h TPC MIPS 24KEc 580 MHz with 64 KB I-cache/32 KB D-cache 16-bit DDR2 64Mbytes Serial Flash 16Mbytes 3x UART 1x USB 2.0 HOST Single port 10/100 Mbps Fast Ethernet MDI interface Slow speed I/O: GPIO, SPI, I2C, I2S, UART, and JTAG I2S interface supports 24-bit/192kHz (slave mode) I/O: 3.3 V Voice Features Two Integrated DSP cores; that comprise: power-efficient voice trigger (VT) subsystem, high-speed audio processor (APR) subsystem. Noise Reduction o Supports Narrowband and wideband voice communications o Provides Non-stationary and stationary noise reduction for both transmit and receive sides. o Provides High voice quality in various handheld phone positions. Acoustic Echo Cancellation: Reduces the effects of echo in both single-talk (half-duplex) and double-talk (full-duplex) use cases. Automatic Gain Control: maintains the voice signal at desired level for both transmit and receive voice. Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 3 of 13 LS5BV-N11S Flexible Listening Enhancement: Improves the intelligibility of received voice in noisy environment. Voice equalizers: Enable frequency response modifications of voice and audio for better performance. Customized noise reduction for ASR: Maximizes ASR rates. 3. Block Diagram Figure 3-1: LS5BV Block Diagram Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 4 of 13 LS5BV-N11S 4. Specifications 4.1. Generic Specification Table Type Description for LS5BV-N11S Model LS5BV-N11S Product Name Voice Enabled Network Media Module Major Chipset MT7688A + DBMD5 Standard IEEE802.11b / g /n Data Transfer Rate 1, 2, 5.5, 6, 11, 12, 18, 22, 24, 30, 48, 54, 65 and maximum Physical Layer rate of 72.2 Mbps Frequency Band 2.4 GHz Control Bus Interface UART Data Bus Interface USB / Ethernet / I2S I2S Sampling Rate Maximum of 192 KHz, 24 Bits Operating Voltage 3.3 V +/- 5% Ripple Requirement 20-30 mv peak-to-peak Operating Temperature -20˚C to +60˚C Storage Temperature TBG Dimension (L x W x H) 52mm x 26mm x 5.8 mm (approx.) ± 0.2mm The dimension mentioned are subject to change. Please check with Libre team before finalising the design. Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 5 of 13 LS5BV-N11S 4.2. RF Characteristics IEEE802.11b IEEE802.11g Items (11 Mbps mode unless otherwise specified) (54 Mbps mode unless otherwise specified) (MCS7 mode unless otherwise specified) Mode DSSS / CCK 11 Mbps OFDM 54 Mbps OFDM 135 Mbps Channel Frequency 2412 ~ 2462 MHz 2412 ~ 2462 MHz 2412 ~ 2462 MHz RX -83dbm -70dbm -65dbm TX EVM -27db -30db -31db Normal Conditions Temperature: 25˚C Temperature: 25˚C Temperature: 25˚C VDD: 3.3 V VDD: 3.3 V VDD: 3.3 V IEEE802.11n 4.3. DC Characteristics Module Voltage Ripple Requirement Current Consumption (linking) LS5BV-N11S 3.3 V 20-30 mv peakto-peak TBD 4.4. Antenna Specification Antenna Module Antenna Gain Manufacturer of Antenna LSANT-1A-180 ≤ 1.5dBi Golden Smart International Co., Ltd Antenna Images Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 6 of 13 LS5BV-N11S 5. Mechanical, Connectors and Interfaces 5.1. Physical Module The dimension mentioned are subject to change. Please check with Libre team before finalising the design. Module Dimension is 52mm x 26.0mm x 5.8mm (L x W x H) Figure 6-1: Keep Out Area Details TBG Figure 5-1: LS5BV-N11S Module Bottom TBG Figure 5-2: LS5BV-N11S Module Top 5.2. Connector Pin Out Pin Description Function Pin Function Description 3.3VD 3.3VD 31 3.3VD 3.3VD Ground GND 32 3.3VD 3.3VD I2C_Clock I2C_SCK 33 Ground GND I2C_Data I2C_SDA 34 SPI_SPCK/GPIO4 SPCK NC NC 35 SPI_MOSI/GPIO5 MOSI Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 7 of 13 LS5BV-N11S Pin Description Function Pin Function Description POWER ON RESET PORST_N I/P 36 SPI_MISO/GPIO6 MISO UART_TXD UART_TXD1 37 SPI_CS1/GPIO37 SPI-CS1 UART_RXD UART_RXD1 38 APR GPIO11 APR GPIO11 UART CTS UART_CTS1 39 GND Ground 10 UART RTS UART_RTS1 40 EPHY_RXP_P4 Port4 RX+ 11 DEBUG-UART UART_TXD2 41 EPHY_RXN_P4 Port4 RX+- UART_RXD2 42 EPHY_TXP_P4 Port4 TX+ 43 EPHY_TXN_P4 Port4 TX- Lite TXD 12 DEBUG-UART Lite RXD 13 Ground GND 14 MCLK_INPUT (12.288MHz) MCLK_INPUT 44 GND Grond 15 I2S_RXD I2SDI 45 NC NC 16 I2S_TXD I2SWDO 46 NC NC 17 I2S_LRCLK I2SWS 47 NC NC 18 I2S BIT CLOCK I2SCLK 48 NC NC 19 Ground GND 49 NC NC 20 APR GPIO8 APR GPIO8 50 NC NC 21 NW Indication LED NW Indication LED 51 MIC ON_LED MIC ON_LED MIC_ON_OFF 52 MIC_OFF_LED MIC_OFF_LED 22 23 APR GPIO9 APR GPIO9 53 GND Ground 24 Ground GND 54 SETUP WAC / factury default reset 25 USB_DM USB_D- 55 DDMS LED DDMS LED Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 8 of 13 LS5BV-N11S Pin Description Function Pin Function Description 26 USB_DP USB_D+ 56 27 Ground GND 57 APR GPIO10 APR GPIO10 28 RED LED RED LED 58 APR GPIO12 APR GPIO12 29 BLUE LED BLUE LED 59 GND Ground 30 GREEN LED GREEN LED 60 NC NC 6. Ordering Guide Product Number Mic Configuration LS5BV-N11S TBD 7. Environmental 7.1. Operating Operating Temperature: TBG Relative Humidity: TBG 7.2. Storage Temperature: TBG Relevant Humidity: TBG Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 9 of 13 LS5BV-N11S 8. Reference Schematics For latest and detailed reference schematic, Contact Libre team. 8.1. LS5BV-N11S Connector 8.2. J10 Connector Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 10 of 13 LS5BV-N11S 8.3. External MIC I/F 3 MIC Configuration – Currently Used 5 MIC Configuration – For Future Use Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 11 of 13 LS5BV-N11S 8.4. Alexa UI with Multiple RGB LED on the Ring 8.5. Alexa UI with Single RGB LED For detailed specifications, refer to LS5BV-N11S schematic file available in Libre Portal. 9. Disclaimer THE MATERIALS AND INFORMATION ARE PROVIDED “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A Pas RTICULAR PURPOSE OR NON-INFRINGEMENT. We use reasonable efforts to include accurate and up-to-date information in this document. It does not however, make any representations as its accuracy or completeness of information. Use of this document is at your own risk. Libre Wireless Technologies, its suppliers, and other parties involved in creating and delivering this document’s contents shall not be liable for any special, indirect, incidental, or consequential damages, including without limitation, lost revenues or lost profits. Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 12 of 13 LS5BV-N11S 10. Appendix 10.1. Revision History Revision Date Description of change 0.1 February 21, 2017 Draft 0.2 February 22, 2017 Content restructure Libre Wireless Technologies Data Sheet: LS5BV, Ver. O.2 Libre Confidential Page 13 of 13 FCC Statement This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. The modular can be installed or integrated in mobile or fix devices only. This modular cannot be installed in any portable device . FCC Radiation Exposure Statement This modular complies with FCC RF radiation exposure limits set forth for an uncontrolled environment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. This modular must be installed and operated with a minimum distance of 20 cm between the radiator and user body. If the FCC identification number is not visible when the module is installed inside another device, then the outside of the device into which the module is installed must also display a label referring to the enclosed module. This exterior label can use wording such as the following: “Contains Transmitter Module FCC ID: 2ADBM-LS5BVD-N11S Or Contains FCC ID: 2ADBM-LS5BVD-N11S” When the module is installed inside another device, the user manual of the host must contain below warning statements; 1. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference. (2) This device must accept any interference received, including interference that may cause undesired operation. 2. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. The devices must be installed and used in strict accordance with the manufacturer's instructions as described in the user documentation that comes with the product. Any company of the host device which install this modular with limit modular approval should perform the test of radiated emission and spurious emission according to FCC part 15C : 15.247 and 15.209 requirement, Only if the test result comply with FCC part 15C : 15.247 and 15.209 requirement，then the host can be sold legally.
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