IRay Technology 01070189 WiFi Module User Manual
iRay Technology Co. Ltd. WiFi Module Users Manual
Contents
User Manual
AI-Link WIFI-V897 Series IEEE 802.11 2X2 MIMO ac/a/b/g/n WiFi Features: ➢ Reserving System IEEE Std. 802.11a IEEE Std. 802.11b IEEE Std. 802.11g IEEE Std. 802.11n IEEE Std. 802.11ac ➢ Chip Solution Marvell 88W8897 Model Standard Rate Channel POWER WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 866.7Mbps 2.4G/5G 5V Sichuan AI-Link Technology Co.,Ltd Add: Anzhou,Industrial park,Mianyang,Sichuan,China Fax : +86-0816-2416943 http://www.changhong.com WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R Feedback of customer’s Confirmation We accept the specification after Confirmed Customer name Customer signature Confirmation Date Please feed back this paper and first paper after your signature by the address,thanks! ADD: Anzhou,Industrial park,Mianyang,Sichuan,China Factory: Sichuan iLink Technology Co.,Ltd. Approved Checked Designed Product WiFi Module Bai lang Qian zijin Fan xijun Model WIFI-2-V897EA1 Date 2018-05-18 Record of Modification Sichuan AI-Link Technology Co., Ltd. page 2 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R No Date of modification 20180518 Main content of modification Reason of modification Serial number of modification Fan xijun Confirmed for the first time Sichuan AI-Link Technology Co., Ltd. Confirm page 3 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 1. Introduction WIFI-2-V897EA1 is based on Marvell 88W8897,complied with IEEE 802.11a/b/g/n/ac. The Module is a highly integrated MAC/BBP and 2.4/5GHz RF/PA/LNA single chip which supports a 866.7Mbps PHY rate. The Module is designed to support standard-based features in the areas of security, quality of service, and international regulations, giving end users the greatest performance anytime and in any circumstance. This documentation describes the engineering requirements specification. ■ IEEE802.11ac (draft)compliant,2x2 MIMO spatial stream multiplexing with data rates up to MCS9(866.7Mbps) 1.1 RF module Overview The general HW architecture for the module is shown in Figure 1. This WLAN Module design is based on Marvell 88W8897. It is a highly integrated single-chip MIMO(Multiple In Multiple Out) Wireless LAN (WLAN) network interface controller complying with the 802.11ac specification over SDIO,PCIE,USB and UART interface.. It combines a MAC, a 2T2R capable baseband, and RF in a single chip. The 88w8897 provides a complete solution for a high throughput performance wireless client . Figure 1 WIFI-2-V897EA1 Block Diagram Sichuan AI-Link Technology Co., Ltd. page 4 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R Note: Interface supports and combinations as shown below: Scenario WLAN Firmware Download I/F PCIe PCIe Firmware Download Mode Serial Configuration CON[3:0]=b'1 110 NOTE: PCIe v3.0(2.5Gbps) interface USB 2.0 interface with LPM support 1.2 Specification reference This specification is based on additional references listed below. _ IEEE Std. 802.11a _ IEEE Std. 802.11b _ IEEE Std. 802.11g _ IEEE Std. 802.11n _ IEEE Std. 802.11ac Sichuan AI-Link Technology Co., Ltd. page 5 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 1.3 System Functions Table1: General Specification as below: Main Chipset Marvell 88W8897 Operating Frequency 2.4G/5G WiFi Standard Form factor 802.11a/b/g/n/ac(2x2) 11b: DBPSK, DQPSK and CCK and DSSS 11a/g: BPSK, QPSK, 16QAM, 64QAM and OFDM 11n: BPSK, QPSK, 16QAM, 64QAM and OFDM 11ac: BPSK, QPSK, 16QAM, 64QAM,256QAM and OFDM 11b:1, 2, 5.5 and 11Mbps 11a/g:6, 9, 12, 18, 24, 36, 48 and 54 Mbps 11n: MCS0~15, up to 300Mbps 11ac: MCS0~9, Nss=2, up to 866.7Mbps LGA Host Interface PCIE,USB PCB Stack 6-layers design Dimension Typical,30.0mmx 26.8mm Antenna External antenna Operation Temperature -20℃ to +50℃ Storage Temperature -20℃ to +50℃ Operation Voltage DC 3.3V , PCIe interfaces support for WLAN Modulation Data rates Interfaces 1、 Systems Sichuan AI-Link Technology Co., Ltd. Drip-in WLAN Linux drivers are Android ready and validated on Android based systems. 2、Support for Linux kernel versions up to 2.6.32. page 6 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 2. Mechanical Specification Typical Dimension (L x W): 30.0mmx 26.8mm Pin feet from left to right PIN 10 11 12 13 14 15 16 17 18 Description WAKEn VDD33 GPIO0/CLK_REQ GND WLAN_IRQ(O)/WAKE_UP N.C PCIE_CLKREQ_N N.C GND N.C PCIE_CLE_N N.C PCIE_CLK_P N.C GND N.C N.C GND Sichuan AI-Link Technology Co., Ltd. PIN 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 Description N.C PCIE_DISABLE GND PCIE_PERST PCIE_TX_N VDD3.3V PCIE_TX_P GND GND N.C GND N.C PCIE_RX_N N.C PCIE_RX_P GND GND USB_DM PIN 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 Description GND USB_DP VDD3.3V GND VDD3.3V N.C GND LED_WLAN GPIO[10]/NFC_NOT_ALLOWED LED_WPAN GPIO[11]/NFC_ACTIVE N.C N.C GND PDN +3.3Vaux page 7 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R Notes: 1. PCIE Impedance targets: Single-ended Z of 60 ohms +- 15% . Differential Impedance of ~100 ohm +- 20%. 2. USB Impedance targets: D+/D- are differential and should have 90ohms impedance. 3. Product Picture TOP VIEW Sichuan AI-Link Technology Co., Ltd. BOTTOM VIEW page 8 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 4. Electrical Specification This Specification is based-on conductive DVT testing result. The extreme condition include overall temperature (-20℃,+25℃,+50℃) and overall voltage (3.3V +/-15% ,). 4. 1 Absolute Maximum Ratings: Symbol Parameter Pin73/ VIO Host I/O power supply Min. Typ. Max. Unit 1.8 2.5 3.3 1.8 3.3 3.3 2.2 3.0 4.0 2.2 4.0 4.0 Pin5/ 3V3_VBAT LDO VBAT input Pin72/ 3V3_USB LDO USB VBAT input 3.3 4.0 LDO RF VBAT input 3.3 4.0 Min. Typ. Pin5/ 3V3_VBAT 1.8V/3.3V digital I/O SDIO power supply LDO VBAT input 1.62 2.25 2.97 1.62 2.97 2.7 1.8 2.5 3.3 1.8 3.3 3.3 1.98 2.75 3.63 1.98 3.63 5.0 Pin72/ 3V3_USB LDO USB VBAT input 2.97 3.3 3.63 LDO RF VBAT input 2.97 3.3 3.63 Pin44/ VIO_SD Pin4/ 3V3_RF SDIO power supply Remarks 4. 2 Recommended Operating Conditions: Symbol Parameter Pin73/ VIO 1.8V/2.5V/3.3V digital I/O power supply Pin44/ VIO_SD Pin4/ 3V3_RF Sichuan AI-Link Technology Co., Ltd. Max. Unit Remarks page 9 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 4. 3 IEEE 802.11a Section: Items Specification Mode Channel Data rate TX Characteristics 1. Power Levels 1) 13dBm Target (For Each antenna port) 2. Spectrum Mask @ Target Power 1) at fc +/-11MHz 2) at fc +/-20MHz 3) at fc > +/-30MHz 3. Constellation Error(EVM) @ Target Power 1) 6Mbps 2) 9Mbps 3) 12Mbps 4) 18Mbps 5) 24Mbps 6) 36Mbps 7) 48Mbps 8) 54Mbps 4. Frequency Error RX Characteristics 5. Minimum Input Level Sensitivity(each chain) 1) 6Mbps (PER ≦10%) 2) 9Mbps (PER ≦10%) 3) 12Mbps (PER ≦10%) 4) 18Mbps (PER ≦10%) 5) 24Mbps (PER ≦10%) 6) 36Mbps (PER ≦10%) 7) 48Mbps (PER ≦10%) 8) 54Mbps (PER ≦10%) 6. Maximum Input Level (PER ≦10%) Sichuan AI-Link Technology Co., Ltd. Contents IEEE802.11a BPSK, QPSK, 16QAM, 64QAM and OFDM CH36 to CH165 6, 9, 12, 18, 24, 36, 48, 54Mbps Min. Typ. Max. Unit Remark 12 14 dBm -20 -28 -40 dBr dBr dBr -20 Min. Typ. -5 -8 -10 -13 -16 -19 -22 -25 20 Max. dB dB dB dB dB dB dB dB ppm Unit -84 -83 -81 -79 -76 -72 -68 -67 dBm dBm dBm dBm dBm dBm dBm dBm dBm -30 page 10 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 4.4 IEEE 802.11b Section: Items Contents Specification Mode Channel Data rate TX Characteristics 1. Power Levels(Calibrated) 1) 13dBm Target (For Each antenna port) 2. Spectrum Mask @ Target Power 1) fc +/-11MHz to +/-22MHz 2) fc > +/-22MHz 3. Constellation Error(EVM) @ Target Power 1) 1Mbps 2) 2Mbps 3) 5.5Mbps 4) 11Mbps 4. Frequency Error RX Characteristics 5. Minimum Input Level Sensitivity(each chain) 1) 1Mbps (FER ≦8%) 2) 2Mbps (FER ≦8%) 3) 5.5Mbps (FER ≦8%) 4) 11Mbps (FER ≦8%) 6. Maximum Input Level (FER ≦8%) Sichuan AI-Link Technology Co., Ltd. Min. IEEE802.11b DBPSK, DQPSK and CCK and DSSS CH1 to CH13 1, 2, 5.5, 11Mbps Typ. Max. Unit Remark 11 14 dBm -30 -50 dBr dBr -20 Min. -20 Typ. -10 -10 -10 -10 20 Max. dB dB dB dB ppm Unit -10 -83 -83 -83 -83 dBm dBm dBm dBm dBm page 11 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 4. 5 IEEE 802.11g Section: Items Specification Mode Channel Data rate TX Characteristics 1. Power Levels 1) 13dBm Target (For Each antenna port) 2. Spectrum Mask @ Target Power 1) at fc +/-11MHz 2) at fc +/-20MHz 3) at fc > +/-30MHz 3. Constellation Error(EVM) @ Target Power 1) 6Mbps 2) 9Mbps 3) 12Mbps 4) 18Mbps 5) 24Mbps 6) 36Mbps 7) 48Mbps 8) 54Mbps 4. Frequency Error RX Characteristics 5. Minimum Input Level Sensitivity(each chain) 1) 6Mbps (PER ≦10%) 2) 9Mbps (PER ≦10%) 3) 12Mbps (PER ≦10%) 4) 18Mbps (PER ≦10%) 5) 24Mbps (PER ≦10%) 6) 36Mbps (PER ≦10%) 7) 48Mbps (PER ≦10%) 8) 54Mbps (PER ≦10%) 6. Maximum Input Level (PER ≦10%) Sichuan AI-Link Technology Co., Ltd. Contents IEEE802.11g BPSK, QPSK, 16QAM, 64QAM and OFDM CH1 to CH13 6, 9, 12, 18, 24, 36, 48, 54Mbps Min. Typ. Max. Unit Remark 10 14 dBm -20 -28 -40 dBr dBr dBr -10 Min. Typ. -5 -8 -10 -13 -16 -19 -22 -25 10 Max. dB dB dB dB dB dB dB dB ppm Unit -30 -89 -87 -86 -84 -81 -77 -73 -72 dBm dBm dBm dBm dBm dBm dBm dBm dBm page 12 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 4.6 IEEE 802.11n HT20 Section: Items Specification Mode Channel Data rate (MCS index) TX Characteristics 1. Power Levels 1) 13dBm Target (For Each antenna port) @ 2.4G 2) 13dBm Target (For Each antenna port) @ 5G 2. Spectrum Mask @ Target Power 1) at fc +/-11MHz 2) at fc +/-20MHz 3) at fc > +/-30MHz 3. Constellation Error(EVM) @ Target Power 1) MCS0 2) MCS1 3) MCS2 4) MCS3 5) MCS4 6) MCS5 7) MCS6 8) MCS7 4. Frequency Error 1) IEEE802.11n HT20 @ 2.4G 2) IEEE802.11n HT20 @ 5G RX Characteristics 5. Minimum Input Level Sensitivity(each chain) 1) MCS0 (PER ≦10%) 2) MCS1 (PER ≦10%) 3) MCS2 (PER ≦10%) 4) MCS3 (PER ≦10%) 5) MCS4 (PER ≦10%) 6) MCS5 (PER ≦10%) 7) MCS6 (PER ≦10%) 8) MCS7 (PER ≦10%) 6. Maximum Input Level (PER ≦10%) 1) IEEE802.11n HT20 @ 2.4G 2) IEEE802.11n HT20 @ 5G Sichuan AI-Link Technology Co., Ltd. Contents IEEE802.11n HT20 @ 2.4G IEEE802.11n HT20 @ 5G BPSK, QPSK, 16QAM, 64QAM and OFDM CH1 to CH13 @ 2.4G CH36 to CH165 @ 5G MCS0/1/2/3/4/5/6/7/8/9/10/11/12/13/14/15 Min. Typ. Max. Unit Remark 10 10 14 14 dBm dBm -20 -28 -45 dBr dBr dBr -5 -10 -13 -16 -19 -22 -25 -28 dB dB dB dB dB dB dB dB -10 -10 Min. Typ. 10 10 Max. ppm ppm Unit -85 -82 -80 -77 -73 -69 -68 -67 dBm dBm dBm dBm dBm dBm dBm dBm -20 -30 dBm dBm page 13 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 4.7 IEEE 802.11n HT40 Section: Items Specification Mode Channel Data rate (MCS index) TX Characteristics 1. Power Levels (Calibrated) 1) 12dBm Target (For Each antenna port) @ 2.4G 2) 12dBm Target (For Each antenna port) @ 5G 2. Spectrum Mask @ Target Power 1) at fc +/-21MHz 2) at fc +/-40MHz 3) at fc > +/-60MHz 3. Constellation Error(EVM) @ Target Power 1) MCS0 2) MCS1 3) MCS2 4) MCS3 5) MCS4 6) MCS5 7) MCS6 8) MCS7 4. Frequency Error 1) IEEE802.11n HT20 @ 2.4G 2) IEEE802.11n HT20 @ 5G RX Characteristics 5. Minimum Input Level Sensitivity(each chain) 1) MCS0 (PER ≦10%) 2) MCS1 (PER ≦10%) 3) MCS2 (PER ≦10%) 4) MCS3 (PER ≦10%) 5) MCS4 (PER ≦10%) 6) MCS5 (PER ≦10%) 7) MCS6 (PER ≦10%) 8) MCS7 (PER ≦10%) 6. Maximum Input Level(PER ≦10%) 1) IEEE802.11n HT20 @ 2.4G 2) IEEE802.11n HT20 @ 5G Sichuan AI-Link Technology Co., Ltd. Contents IEEE802.11n HT40 @ 2.4G IEEE802.11n HT40 @ 5G BPSK, QPSK, 16QAM, 64QAM and OFDM CH3 to CH11 @ 2.4G CH38 to CH163 @ 5G MCS0/1/2/3/4/5/6/7/8/9/10/11/12/13/14/15 Min. Typ. Max. Unit Remark 10 10 13 13 dBm dBm -20 -28 -45 dBr dBr dBr -5 -10 -13 -16 -19 -22 -25 -28 dB dB dB dB dB dB dB dB -10 -12 Min. Typ. 10 12 Max. ppm ppm Unit -82 -79 -77 -74 -70 -66 -65 -64 dBm dBm dBm dBm dBm dBm dBm dBm -20 -30 dBm dBm page 14 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 4.8 IEEE 802.11ac20/ac40 Section: Items Specification Mode Channel Data rate (MCS index) TX Characteristics 1. Power Levels (Calibrated) 1) 12dBm Target (For Each antenna port) 2. Spectrum Mask @ Target Power 1) at fc +/-11MHz /20MHz/30MHz 2) at fc +/-21MHz /40MHz/60MHz 3) at fc +/-41MHz /80MHz/120MHz 3. Constellation Error(EVM) @ Target Power 1) MCS0 2) MCS1 3) MCS2 4) MCS3 5) MCS4 6) MCS5 7) MCS6 8) MCS7 9) MCS8 10) MCS9 4. Frequency Error RX Characteristics 5. Minimum Input Level Sensitivity(each chain) 1) MCS0 (PER ≦10%) 2) MCS1 (PER ≦10%) 3) MCS2 (PER ≦10%) 4) MCS3 (PER ≦10%) 5) MCS4 (PER ≦10%) 6) MCS5 (PER ≦10%) 7) MCS6 (PER ≦10%) 8) MCS7 (PER ≦10%) 9) MCS8 (PER ≦10%) 10) MCS9 (PER ≦10%) 6. Maximum Input Level(PER ≦10%) Sichuan AI-Link Technology Co., Ltd. Contents IEEE802.11ac20/ac40 BPSK, QPSK, 16QAM, 64QAM ,256QAM and OFDM CH42 to CH157 MCS0/1/2/3/4/5/6/7/8/9 Min. Typ. Max. Unit Remark 10 10 13 13 -20 -28 -40 dBm -10 Min. Typ. -5 -10 -13 -16 -19 -22 -25 -27 -30 -32 10 Max. VHT80 dB dB dB dB dB dB dB dB dB dB ppm Unit -76 -73 -71 -68 -65 -63 -61 -59 dBm dBm dBm dBm dBm dBm dBm dBm dBm dBm dBm -30 -56 -54 dBr dBr dBr page 15 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 4.9 Clock Specifications Symbol Parameter Min. Typ. CLK Clock Frequency Range THIGH Clock high time 32 or 32.768 -50ppm 40 TLOW Clock low time TRISE TFALL Max. Unit 32 or 32.768 +50ppm 40 ns Clock rise time ns Clock fall time ns 32 or 32.768 4.10 Reset Configuration WIFI-2-V897EA1 is reset to its default operating state under the following conditions: Power-on reset (POR) Software/Firmware reset External pin reset (RESETn) 4.11Power up Timing Sequence Sichuan AI-Link Technology Co., Ltd. page 16 of 23 KHz ns WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 5. Interfaces 5.1.1 Host Interface Sichuan AI-Link Technology Co., Ltd. page 17 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 5.1.2 PCI Express Interface Sichuan AI-Link Technology Co., Ltd. page 18 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 5.2 PCI Express Interface 5.2.1 Interface Signal Description Symbol UI Parameter Unit interval Each UI 400 ps±300 PPM UI does not account for SSC dictated variations Differential peak-to-peak output voltage VTX_DIFFpp=2*|VTX_D+ - VTX_D-| De-emphasized differential output voltage(radio) Minimum Tx eye width Maximum time between jitter median and maximum deviation from median Min. Typ. Max. Unit 399.98 400- 400.12 ps 0.8 1.2 -3.0 0.75 -3.5 -4.0 dB UI 0.125 UI 0.125 UI 100 mV 25 mV 20 mV 600 mV 3.6 90 mA 50 UI 20 UI 20 UI RLTX-DIFF Minimum time spent in electrical idle Maximum time to transition to a valid electrical idle after sending an electrical idle ordered set Maximum time to transition to valid Tx specifications after leaving an electrical condition Differential return loss 10 dB RLTX-CM Common mode return loss dB 7.5 200 nF ms VTX-DIFFpp VTX-DE-RATIO TRX-EYE TRX-EYE-MEDIAN-_ MAX-JIT TTX-RISE TTX-FALL TTX-CM-DC-ACTIVE- D+/D- Tx output rise/fall time TTX-DC-CM Absolute delta of DC common mode voltage during L0 and electrical idle Absolute delta of DC common mode voltage between D+ and DElectrical idle differential peak output voltage Voltage change allowed during receiver detection Tx DC common mode voltage TTX-SHORT Tx short circuit current limit IDLE-DELTA TTX-CM-DC-LINE-DE LTA TTX-IDLE-DIFFp TTX-RCV-DETECT TTX-IDLE-MIN TTX-IDLE-SET-TO-ID LE TTX-IDLE-TO-DIFF-D TA CTX TCrosstalk AC coupling capacitor Crosstalk random timeout Sichuan AI-Link Technology Co., Ltd. page 19 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R 5.2.2 Differential Rx Output Electricals Symbol Parameter Min. Typ. Max. Unit VRX-CM-ACp Unit interval Each UI 400 ps±300 PPM UI does not account for SSC dictated variations Differential peak-to-peak output voltage VRX_DIFFpp=2*|VTX_D+ - VTX_D-| Minimum Tx eye width Maximum time between jitter median and maximum deviation from median AC peak common mode input voltage RLRX-DIFF Differential return loss 10 dB RLRX-CM Common mode return loss dB DC differential input impedance 80 100 120 Ω DC input impedance 40 50 60 Ω Powered down DC input impedance positive 50 Powered down DC input impedance negative kΩ Electrical idle detect threshold 65 175 UI 10 UI -2 dB UI VRX-DIFFpp TRX-EYE TRX-EYE-MEDIAN-_ MAX-JIT ZRX-DIFF-DC ZRX-DC ZRX-HIGH-IMP-DC-P OS ZRX-HIGH-IMP-DC-N EG VRX-IDLE-DET-DIFF pp TRX-IDLE-DET-DIFFENTERTIME LRX-SKEW Unexpected electrical idle enter detect threshold integration time Total skew 399.98 400- 400.12 ps 0.175 1.2 0.4 UI 0.3 UI 150 mV 5.3 USB Interface 5.3.1 USB 2.0 Device Interface Description USB 2.0 Specification Pin Name Pin Name Pin72/3V3_USB VBUS GND Pin70/USB_DP D+ Pin69/USB_DM D- Sichuan AI-Link Technology Co., Ltd. Description USB Bus Power Supply On-board regulator regulates voltage from VBUS level to voltage levels used by USB PHY USB Bus Ground Common ground on SoC device USB Data Plus One of the differential data pair USB Data Minus One of the differential data pair page 20 of 23 WIFI-2-V897EA1 IEEE 802.11a/b/g/n/ac 2T2R ftware Requirements The driver supports the following operating systems: Linux, Microsoft Windows XP, Vista and Win7. Mfg. software tool version is : MFG-W8897-MF-WIFI-BT-NFC-NO-CAL-BRG-FC-WIN-X86-2.1.0.76-15.2.7.p22 Sichuan AI-Link Technology Co., Ltd. page 21 of 23 WIFI-2-V897USA1 IEEE 802.11a/b/g/n/ac 2T2R 7. Statement: FCC Radiation Exposure Statement Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: -- Reorient or relocate the receiving antenna. -- Increase the separation between the equipment and receiver. -- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -- Consult the dealer or an experienced radio/TV technician for help 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. FCC Radiation Exposure Statement The modular can be installed or integrated in mobile or fix devices only. This modular be installed in any portable device, for example, USB dongle like transmitters is forbidden. This modular complies with FCC RF radiation exposure limits set forth for an uncontrolled environment. This transmitter must not be collocated or operating in conjunction with antenna or transmitter. 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 label referring to the enclosed module. This exterior label can use wording such as the following:” Contains Transmitter Module FCC ID: 2ACHK- V897EA1 Or Contains FCC ID: 2ACHK- V897EA1 when the module is installed inside another device, the user manual of this device must contain below warning statements;1. This device complies with Part 15 of the FCC Rules. Operation Sichuan AI-Link Technology Co., Ltd. page 22 of 23 WIFI-2-V897USA1 IEEE 802.11a/b/g/n/ac 2T2R 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 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. This device is intended only for OEM integrators under the followingconditions:1) The antenna must be installed such that 20 cm is maintained between the antenna and user.2) The transmitter module may not be co-located with any other transmitter or antenna. Module Antenna Type: For 2.4GHz : Antenna 0: 1.8dBi, Antenna 1: 2.4dBi For 5GHz: Antenna 0: 6dBi, Antenna 1: 6dBi Sichuan AI-Link Technology Co., Ltd. page 23 of 23
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