Hangzhou Tuya Information Technology TYAUXJ Wi-Fi Module User Manual

Hangzhou Tuya Information Technology Co.,Ltd Wi-Fi Module

Contents

User Manual

DATASHEET TuyaSmartWi-Fi Module 1. Product OverviewTYAUX_J  is  a  low power  consumption module with built-in  Wi-Fi  connectivity solution  designed  by  Hangzhou  Tuya  Information  Technology  Co.,  Ltd.  for serial communication between 12V level and 3.3V level. The Wi-Fi Module consists of a highly integrated wireless radio chip W302  I119UP1  and some extra flash that has been programed with  Wi-Fi  network  protocol  and  plenty  of  software  examples.  TYAUX_J in  clude a  ARM CM4F, WLAN MAC, 1T1R WLAN, maximum frequency reaches 125MHz, 256K SRAM, 2M byte flash and various peripheral resources. TYAUX_J is a RTOS platform, embedded  with all the Wi-Fi MAC and TCP/IP protocol function examples, users can customize their Wi-Fi product by using these software examples. 1.1 Features Integrated low power consumption 32-bit CPU, also known as application processorBasic frequency of the CPU can support 125 MHzSupply voltage range: 12VPeripherals: 1 UARTWi-Fi connectivity:802.11 B/G/N20/N40Channel 1 to 11 @ 2.4GHzSupport WPA/WPA2Support Smart Config function for both Android and IOS devicesPass CE, FCC, SRRC certificationsOperating temperature range: -20℃ to 85℃1.2 Main ApplicationFields Intelligent BuildingIntelligent home, Intelligent household applicationsHealthy devicesIndustrial wireless controlBaby monitorWebcamIntelligent bus
DATASHEET 2. Dimensions and Footprint2.1Dimensions TYAUX_J has 2 columns of Pins (2*7).The distance between each Pin is 2 mm. Size of TYAUX_J: 19.5mm(W)*35.5mm(L)*3.5mm(H) Figure 2.1 shows the dimensions of TYAUX_J. Figure 2.1. The dimensions of TYAUX_J 2.2 Pin Definition Table 1 shows the general pin attributes of TYAUX_J Table 1. The typical pin definition of TYAUX_J
DATASHEET PIN NO. NAME TYPE DISCREPTION 1 GND P Ground 4 TX I/O UART0_TXD 5  RX I/O UART0_RXD 12  VIN  P  Module 12V power input pin Note: P: Power supply pins; I/O: Digital input or output pins;
DATASHEET 3. Electrical Characteristics3.1 Absolute Maximum Ratings Table 3.1. Absolute Maximum Ratings PARAMETERS DESCRIPTION MIN MAX UNIT Ts Storage temperature  -40  125  ℃ VCC Supply voltage  -0.3 18  V Static electricity voltage (human model) TAMB-25℃ -  2  KV Static electricity voltage (machine model) TAMB-25℃ -  0.5 KV 3.2 Electrical Conditions Table 3.2. Electrical Conditions PARAMETERS DESCRIPTION MIN TYPICAL MAX UNIT Ta Working temperature  -20  -  85  ℃ VIN Working voltage 4.5  -  18  V VIL IO low level input  -0.3  -  0.8 V VIH IO high level input 2.47  -  3.6  V VOL IO low level output  -  -  0.34  V VoH IO high level output 2.64  -  3.4  V Imax IO drive current  -  -  16  mA Cpad Input capacitor  -  2  -  pF 3.3 Wi-Fi Transmitting Current Consumptions Table 3.3. Wi-Fi TX current consumption PARAMETERSMODERATETransmittingpowerTYPICALUNITIRF11b1Mbps +21.89dBm287mAIRF11g6Mbps+22.15dBm255mAIRF11 n-HT20 MCS0 +21.27dBm244mAIRF 11n-HT40MCS0+21.03dBm220mA
DATASHEET 3.4 Wi-Fi Receiving Current Consumptions Table 3.4. Wi-Fi RX currentcon sumption PARAMETERS MODE TYPICAL UNIT IRF CPU sleep 90 mA IRF CPU active 120 mA 3.5 Working Mode Current Consumptions Table 3.5. The module working currentcon sumption WORK MODE AT TA=25℃ TYPICAL MAX* UNIT EZ Mode TYAUX_J is under EZ paring mode, Wi-Fi indicator light flashes quickly 115  125 mA Standby Mode TYAUX_J is connected, Wi-Fi indicator light is on  60 209 mA Operation Mode TYAUX_J is connected, Wi-Fi indicator light is on  118 198 mA Disconnection Mode TYAUX_J is disconnected, Wi-Fi indicator light is off 34  192 mA Note: peak continuous time is about 5us. The parameter shown above will vary depending on different firmware functions. 4. WLAN Radio Specification4.1 Basic Radio Frequency Characteristics Table 41.Basic Radio frequency characteristics PARAMETERS DESCRIPTION Frequency band 2.412GHz to 2.462GHz Wi-Fi standard IEEE 802.11n/g/b (Terminal 1-11) Data transmitting rate 11b:1,2,5.5,11(Mbps) 11g:6,9,12,18,24,36,48,54(Mbps) 11n:HT20,MCS0~7 11n:HT40,MCS0~7 Antenna type On-board PCB Antenna 4.2Wi-Fi Receiving Sensitivity Table 4.2. Wi-Fi Receiving sensitivity PARAMETERS MIN TYPICAL MAX UNIT PER<8%, Receiving sensitivity, 802.11b CCK Mode 11M  -  -91  -  dBm PER<10%, Receiving sensitivity, 802.11g OFDM Mode 54M  -  -75  -  dBm PER<10%, Receiving sensitivity, 802.11n OFDM Mode MCS7  -  -72  -  dBm
DATASHEET 5. Antenna Information5.1 Antenna Type Antenna can be connected using On-board PCB antenna. 5.2 Reduce Antenna Interference While  using the On-board  PCB antenna, in order to have the best Wi-Fi performance, it’s recommended to keep a minimum15mm distance between the antenna part and the other metal pieces.
DATASHEET 6. Packaging Information And Production Guide6.1 Mechanical Dimensions Figure 6.1. Top view of the module 6.2 Production Guide The storage for the delivered module should meet the following condition:1. The anti-moisture bag should be kept in the environment with temperature< 30℃ andhumidity< 85% RH. 2. The expiration date is 6 months since the dry packaging products was sealed.Cautions:1. All the operators should wear electrostatic ringin the whole process of production.2. While operating, water and dirt should not have any contact with the modules.6.3 Recommended furnace temperature curve Figure 6.4. PCB Package Drawing Recommended furnace temperature curve
DATASHEET FCC Statement   Any Changes or modifications not expressly approved by the party responsible   for compliance could void the user’s authority to operate the equipment. 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: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment .This equipment should be installed and operated   with minimum distance 20cm between the radiator& your body.  FCC Label Instructions:The outside of final products that contains this module device must display a label referring to the enclosed module. This exterior label can use wording such as: “Contains Transmitter ModuleFCC ID: 2ANDL-TYAUXJ”,or “Contains FCC ID: 2ANDL-TYAUXJ”, Any similar wording that expresses the same meaning may be used.

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