Libre Wireless Technologies LS9ADAC11DBT WiFi Media Streaming Module User Manual Copyright 2014 by Libre Wireless Technologies

Libre Wireless Technologies Inc. WiFi Media Streaming Module Copyright 2014 by Libre Wireless Technologies

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Libre Wireless Technologies © 2017 Libre Confidential LibreSync & GC4A & Google Voice Assistant High Performance Network Media Module 1x1 Dual Band 802.11 a/b/g/n/ac With Integrated Bluetooth 4.1 + Low Energy (BLE) LS9AD Data Sheet Module: LS9AD-AC11DBT and LS9AD-AC11DBT-GV Rev: 1.6

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 2 of 22 Libre Confidential 1. Introduction Libre Wireless, LS9AD-AC11DBT is a high performance media / audio streaming module. LS9AD-AC11DBT comes with Dual core Coretex-A7 CPU and Dual Neon/VFPU subsystems running at 1.3GHz, 256MB of DDR3 DRAM memory and 256MB of NAND Flash, an 802.11a/b/g/n/ac, Bluetooth v4.1 Low Energy (BLE), Multi- standard Video encoding, 2D/3D Graphics Engine and a USB OTG. This Module also supports antenna diversity. Libre Wireless, LS9AD-AC11DBT-GV is a high-performance media / voice module. LS9AD-AC11DBT-GV comes with Dual core Coretex-A7 CPU and Dual Neon/VFPU subsystems running at 1.3GHz, 512MB of DDR3 DRAM memory and 512MB of NAND Flash, an 802.11a/b/g/n/ac, Bluetooth v4.1 Low Energy (BLE), Multi- standard Video encoding, 2D/3D Graphics Engine and a USB OTG. This Module also supports antenna diversity. 2. Module Feature Summary Key Features • Dual core Cortex-A7 CPU and Dual Core Neon/VFPU running ate 1.3GHz • GC4A, Airplay, Home-kit, Spotify-Connect, DLNA DMP/DMR/DMS, WinX, Miracast, etc • Features: Hi-Rez Audio (192KHz/24bits), Stereo Decode, HD Graphics and HD Video On Screen Display • LPCM, MP3, AAC/AAC+,AC3, OGG Vorbis, HE-AAC, WMA decode capability • Lossless audio decode, like FLAC, APE and DSD • Support for JPEG/GIF • Supports WMV9, AVS, VP6, • Libre’s advanced multi-zone audio streaming technology (DDMS) • Libre Crypto IC for code protection and secure transaction feature options • Data Transport De-MUX • 1DES/3DES/AES/CSS/CPRM/DTCP copy protection • Feature Rich 2D/3D Hardware Graphics Engine,

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 3 of 22 Libre Confidential • I2S interface o LS9AD module can be configured only as I2S-Master mode o DSD over PCM • SPDIF Output (Muxed with I2S port TXD Line - optional) In LS9AD, SPDIF and I2S are mutually exclusive. I2S is available only when SPDIF output is disabled, and vise versa. • HDMI1.4 transmitter MAC and PHY with HDCP 1.4 • 1x USB 2.0 OTG (For Debug Shell, Ethernet, Firmware update, USB Media Playback) • 1x UART (For HOST-MCU communication) • 2x I2C, 1x SPI, GPIOs • Wi-Fi 1x1 802.11a/b/g/n/ac with 2x Dual Band Antenna Diversity support • Bluetooth 4.1 and Low Energy • WiFi/BT concurrent coexistence • Standard configuration includes 256MB /512MB NAND FLASH and 256MB /512MB DDR3 WLAN Features • IEEE 802.11 a/b/g/n and 802.11ac compliant • Dual band 1T1R supporting STB and Receive Beamforming Bluetooth Features • Bluetooth specification v2.1+EDR • Bluetooth specification 3.0+HS (802.11 AMP) compliance • Bluetooth v4.1 Low Energy (LE)

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 4 of 22 Libre Confidential • Best-in-class BT/Wi-Fi coexistence performance • BT Profiles: A2DP 1.2, AVRCP 1.3, SPP, HFP, HSP, HOGP LS9AD-AC11DBT-GV Features • Digital MIC can be directly connected to I2S Rx line • Consists 512MB of NAND Flash and DDR3 • Module dimensions and connector details are same as LS9AD-AC11DBT module variant. 3. LibreSync Features LibreSync modules have extensive software features for connected media streaming and control applications. These include system level control and interface features as well as networking features. Please refer to the full “LibreSync Feature List” for details of supported features. • Platform features can vary based on module configuration/derivatives and commercial engagement details.

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 5 of 22 Libre Confidential 4. Block Diagram Figure 4-1: LS9AD-AC11DBT MODULE Block Diagram 5. Specifications 5.1. General Specification Parameter Description / Values Model LS9AD-AC11DBT / LS9AD-AC11DBT-GV MODULE Product Name Network Media Module Standard • Wi-Fi – IEEE802.11a, IEEE802.11b, IEEE802.11g, IEEE802.11n, IEEE802.11ac standards

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 6 of 22 Libre Confidential Parameter Description / Values • BT – v2.1+EDR, v4.1 BT Low Energy (BLE) Data Transfer Rate 1,2,5.5,6,11,12,18,22,24,30,36,48,54,60,90,120,150, 300, and maximum of physical layer rate of 390 Mbps Frequency Band 2.4 / 5.0 GHz Input Voltage 3.3 V ± 5 % Ripple Requirement 20-30 mVpk-pk Operating Temperature -5˚C to + 70˚C Dimensions 56mm x 41 mm x 6.8 mm (L x W x H) ± 0.2mm 5.2. Wi-Fi Specification Parameter Description / Values Standard IEEE802.11a, IEEE802.11b, IEEE802.11g, IEEE802.11n, and IEEE802.11ac (draft compliant) Data Rate • 802.11b : 11, 5.5, 2, 1 Mbps • 802.11a/g : 54, 48, 36, 24, 18, 12, 9, 6 Mbps • 802.11n : MCS 0 to 7 for HT20MHz MCS 0 to 7 for HT40MHz • 802.11ac : MCS 0 to 9 for HT40MHz MCS 0 to 9 for HT80MHz Modulation • 802.11b : CCK, DQPSK, DBPSK • 802.11g : 64QAM, 16QAM, QPSK, BPSK • 802.11n : 64QAM, 16QAM, QPSK, BPSK • 802.11ac : 256 QAM, 64QAM, 16QAM, QPSK, BPSK

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 7 of 22 Libre Confidential Parameter Description / Values Network Architecture • Ad-hoc mode (Peer-to-Peer) • Infrastructure Mode Operation Channel 2.4GHz • 11: (Ch. 1-11) – United States • 13: (Ch. 1-13) – Europe • 5.0 GHz • 21: (Ch. 36, 40, 44, 48, 52……161, and 165) – USA • 19: (Ch. 36, 40, 44, ………136, and 140) - Europe Frequency Range 2.4GHz: 2.412 ~ 2.483 GHz 5.0 GHz: 5.180GHz ~ 5.825GHz Receiver Sensitivity • 2.4 GHz o 802.11b : < -92 dBm (1Mbps) o 802.11g : < - 70 dBm (54Mbps)

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 9 of 22 Libre Confidential Modulation GFSK, π/4 DQPSK, 8DPSK Operation Channel 0 to 78 for BDR / EDR 0 to 39 for BLE Frequency Range 2.4 GHz (2402 -2480 MHz) Security AES Encryption Transmit Output Power (+/- 1dBm tolerance) • BDR : 6 dBm • EDR : 4 dBm • LE : 6 dBm Receiver Sensitivity • BDR: < -86 dBm • EDR : < - 84 dBm • LE : <-86 dBm 5.4. Antenna Specification Antenna Module LSANT-1C-180 Antenna Gain ≤ 3.5dBi Manufacturer of Antenna Golden Smart International Co., Ltd Antenna Images

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 10 of 22 Libre Confidential 5.5. LS9AD-AC11DBT Module Ordering Information Product Number Wi-Fi Tx/Rx Wi-Fi Bands Bluetooth Memory Module Height* (±0.2mm) LS9AD-AC11DBT 802.11 b/g/n/ac 1x1 2.4 / 5.0 GHz 4.1 BT + BLE 256 MB NAND 256 MB DDR3 56 mm x 41mm x 6.8 mm (L x W x H) ± 0.2mm LS9AD-AC11DBT-GV 802.11 b/g/n/ac 1x1 2.4 / 5.0 GHz 4.1 BT + BLE 512 MB NAND 512 MB DDR3 56 mm x 41mm x 6.8 mm (L x W x H) ± 0.2mm • The LS9AD-AC11DBT / LS9AD-AC11DBT module height does not include the measurement of bottom-side media-connector. 6. Mechanical, Connectors and Interfaces 6.1. Physical Module Physical module dimension is 56 mm x 41mm x 6.8 mm (L x W x H) ± 0.2mm. Height of the module varies depending on the LS9AD Module variant used; for information on height of the module see Section 5.2.2. LS9AD-AC11DBT Module Ordering Information. Figure 6-1 and Figure 6-2 represent module’s top and bottom.

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 11 of 22 Libre Confidential Figure 6.1-1: LS9AD-AC11DBT Module Top

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 12 of 22 Libre Confidential Figure 6.1-2: LS9AD-AC11DBT Module Bottom Figure 6.1-3: LS9AD-AC11DBT MODULE Top View Mechanical Dimension (1) Figure 6.1-4: LS9AD-AC11DBT MODULE Top View Mechanical Dimension (2)

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 13 of 22 Libre Confidential Figure 6.1-5: LS9AD-AC11DBT MODULE Top View Mechanical Dimension (3) • The module dimension is measured in millimetres (mm).

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 14 of 22 Libre Confidential 6.2. Media Connector Specification Figure 6.2-1: Media Connector 6.3. Pin Descriptions 6.3.1. Connector-1 LS9AD-AC11DBT-GV: Media Connector Pin out: J1 FUNCTIONALITY SIGNAL NAME SIGNAL NAME FUNCTIONALITY 3V3 POWER SUPPLY I/P 3V3 1 2 3V3 3V3 POWER SUPPLY I/P 3V3 3 4 NC NO CONNECT GND 5 6 GND GROUND I2C_SCL I2C0_SCL/GPIO6 7 8 MCLK AUDIO O/P MASTER CLOCK I2C_SDA I2C0_SDA/GPIO7 9 10 BCLK AUDIO O/P BIT CLOCK POWER ON RESET INPUT RESET# 11 12 LRCLK AUDIO O/P LR CLOCK

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 15 of 22 Libre Confidential NO CONNECT NC 13 14 I2S_TXD/I2S_RXD2 I2S_TXD/SPDIF_OUT/I2S_RXD2 NO CONNECT NC 15 16 USB VBUS PORT1 USB_VBUS_P1 17 18 GROUND GND 19 20 I2S_RXD1 I2S Input channel 1 & 2 USB DP USB_DP_P1 21 22 USB DM USB_DM_P1 23 24 GROUND GND 25 26 GND GROUND NO CONNECT NC 27 28 NC NO CONNECT NO CONNECT NC 29 30 NC NO CONNECT NO CONNECT NC 31 32 NC NO CONNECT NO CONNECT NC 33 34 I2S_RXD1 I2S Input channel 1 & 2 GROUND GND 35 36 NO CONNECT NC 37 38 GND GROUND NO CONNECT NC 39 40 NO CONNECT NC 41 42 GND GROUND Host MCU communication/Debugging UATXD/GPIO4 43 44 Host MCU communication/Debugging UARXD/GPIO3 45 46 GND GROUND GROUND GND 47 48 NC NO CONNECT NO CONNECT UART1_TXD/NC 49 50 NC NO CONNECT NO CONNECT UART1_RXD/NC 51 52 NC NO CONNECT

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 16 of 22 Libre Confidential GPIO8/SPI1_SCLK GPIO8/SPI1_SCLK 53 54 NC NO CONNECT GPIO9/SPI1_SDO GPIO9/SPI1_SDO 55 56 NC NO CONNECT GROUND GND 57 58 NC NO CONNECT GPIO10/SPI1_SDI GPIO10/SPI1_SDI 59 60 NC NO CONNECT NO CONNECT NC 61 62 NC NO CONNECT NO CONNECT NC 63 64 GND GROUND GPIO5/SPI1_SS0n GPIO5/SPI1_SS0n 65 66 NC NO CONNECT USB_ID USB_ID 67 68 NC NO CONNECT GROUND GND 69 70 NC NO CONNECT • Revision 2.0 module of LS9AD, HOST MCU communication is on pin 43(Tx) and 45(Rx); pin 49(Tx) and 51(Rx). For LS9AD-AC11DBT-GV Modules • Pin J1.8  I2S_MCLK will be configured as PDM_CLK when Google voice assistant image is updated. o There will be no MCLK output and this pin must be connected to PDM MEMS MIC. • Pin J1.20  I2S_RXD will be configured ass PDM_DAT when Google voice assistant image is updated. o There will be no AUX input and this pin must be connected to PDM MEMS MIC. 6.3.2. Connector-2 LS9AD-AC11DBT-GV: Media Connector Pin out: J2 FUNCTIONALITY SIGNAL NAME SIGNAL NAME FUNCTIONALITY GROUND GND 1 2 GND GROUND

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 17 of 22 Libre Confidential HDMI TX DATA2 + HDMI_TX_2P 3 4 NC NO CONNECT HDMI TX DATA2 - HDMI_TX_2M 5 6 NC NO CONNECT GROUND GND 7 8 GND GROUND HDMI TX DATA1 + HDMI_TX_1P 9 10 NC NO CONNECT HDMI TX DATA1 - HDMI_TX_1M 11 12 NC NO CONNECT GROUND GND 13 14 GND GROUND HDMI TX DATA0 + HDMI_TX_0P 15 16 NC NO CONNECT HDMI TX DATA0 - HDMI_TX_0M 17 18 NC NO CONNECT GROUND GND 19 20 GND GROUND HDMI TX CLOCK + HDMI_TX_CLKP 21 22 NC NO CONNECT HDMI TX CLOCK - HDMI_TX_CLKM 23 24 NC NO CONNECT GROUND GND 25 26 GND GROUND HDMI TX CEC/GPIO14 –Antenna Diversity CEC/GPIO14 27 28 NC NO CONNECT HDMI I2C CLOCK/GPIO12 (10K external pull up resistor required) HDMISCK/GPIO12 29 30 NC NO CONNECT HDMI I2C DATA/GPIO13 (10K external pull up resistor required) HDMISD/GPIO13 31 32 NC NO CONNECT HDMI HOT PLUG/GPIO15 – TSF (10K external pull up resistor required) HTPLG/GPIO15 33 34 NC NO CONNECT GROUND GND 35 36 NC NO CONNECT NO CONNECT NC 37 38 GND GROUND NO CONNECT NC 39 40 NC NO CONNECT GROUND GND 41 42 GND GROUND NO CONNECT NC 43 44 NC NO CONNECT NO CONNECT NC 45 46 NC NO CONNECT GROUND GND 47 48 NC NO CONNECT NO CONNECT NC 49 50 NC NO CONNECT

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 18 of 22 Libre Confidential NO CONNECT NC 51 52 GND GROUND GROUND GND 53 54 NC NO CONNECT NO CONNECT NC 55 56 NC NO CONNECT NO CONNECT NC 57 58 GND GROUND GROUND GND 59 60 NC NO CONNECT NO CONNECT NC 61 62 NC NO CONNECT NO CONNECT NC 63 64 GND GROUND NO CONNECT NC 65 66 NC NO CONNECT NO CONNECT NC 67 68 NC NO CONNECT GROUND GND 69 70 GND GROUND 6.4. GPIO Details Interface Signal Name GPIO No Type Availability/ Usage SPI SPI1_SS0 GPO5 Output YES SPI1_SCLK GPO8 Output SPI1_SDO GPIO9 Input/output SPI1_SDI GPIO10 Input/output HDMI control signals TW1_SCL GPIO12 Input/output (requires external pull up) YES TW1_SDA GPIO13 Input/output (requires external pull up) HDMI_HPD GPIO15 Input/output (requires external pull up) HDMI_CEC GPIO14 Input/output (requires external pull up) No Used to control the antenna diversity S/W UART UART_RXD GPIO3 Input/output Yes UART_TXD GPIO4 Output

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 19 of 22 Libre Confidential HOST UART/Debug / GPIO Interface I2C interface I2C_SCL GPIO6 Input/output Yes I2C interface for Crypto, ACP CODEC, and HOST-MCU Communication (optional) I2C_SDA GPIO7 Input/output 7. Power Consumption • The default power consumption when not connected to Access-Point is 246mA at average operational condition and 252mA at peak operational condition. • The default power consumption when connected to Access-Point is 256mA at average operational condition and 264mA at peak operational condition. • Power consumption during Google Cast for Audio (GCast) play back is 272mA at average operational condition and 358mA at peak operational condition. 8. Environmental 8.1. Storage Conditions The calculated shelf life in a sealed bag is 12 months if stored between 0°C and 70˚C at less than 90% relative humidity (RH). After the bag is opened, devices that are subjected to solder reflow or other high temperature processes must be handled in the following manner: • Mounted within 168 hours in factory conditions, i.e. <30°C at 60% RH. • Storage humidity needs to maintained at <10%RH. • Baking is necessary if the customer exposes the component to air for over 168 hrs. - Baking conditions: 125℃ for 8hrs.

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 20 of 22 Libre Confidential 9. Reference Schematics 9.1. EVK Block Diagram Figure 8-1: LS9AD EVK Block Diagram • For detailed schematics of LS9AD refer to the latest LS9AD-EVK Schematic, file in the portal

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 21 of 22 Libre Confidential 9.2. MFI 2.0C Authentication Circuit Figure 8-2: LS9AD EVK Block Diagram 10. 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. 11. Appendix 11.1. FCC Statement This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: i. This device may not cause harmful interference, and ii. 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.

LS9AD-AC11DBT and LS9AD-AC11DBT Module Libre Wireless Technologies Data Sheet: Network Media Module, Ver. 1.6 Page 22 of 22 Libre Confidential 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: Or Contains 2ADBM-LS9ADAC11DBT" 1 This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: i. This device may not cause harmful interference.ii. This device must accept any interference received, including interference thatmay 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 ,15.407 and 15.209 requirement, Only if the test result comply with FCC part 15C : 15.247,15.407 and 15.209 requirement ，then the host can be sold legally. 2ADBM-LS9ADAC11DBTWhen the module is installed inside another device, the user manual of the host must contain below warning statements;

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