Hangzhou Tuya Information Technology TYAUXF Wi-Fi Module User Manual

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

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User Manual

TYAUX_FDATASHEET

Tuya Smart Wi-Fi Module

1. Product Overview

TYAUX_F is a low power consumption module with built-in Wi-Fi connectivity

solution designed by Hangzhou Tuya Information Technology Co., Ltd. The Wi-Fi Module

consists of a highly integrated wireless radio chip W302 I2E77P1 and some extra flash that has

been programed with Wi-Fi network protocol and plenty of software examples. TYAUX_F

include a ARM CM4F, WLAN MAC, 1T1R WLAN, maximum frequency reaches 125MHz,

256K SRAM, 2M byte flash and various peripheral resources.

TYAUX_F 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: 3V to 3.6V

Peripherals: 7 GPIO channels, 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 Application Fields

Intelligent Building

Intelligent home, Intelligent house hold applications

Healthy devices

Industrial wireless control

Baby monitor

Webcam

Intelligent bus

TYAUX_FDATASHEET

2. Dimensions and Footprint

2.1 Dimensions

TYAUX_F has 2 columns of Pins (2*7).The distance between each Pin is 2 mm.

Size of TYAUX_F: 17.7mm(W)*30mm(L)*3.6mm(H)

Figure 2.1 shows the dimensions of TYAUX_F.

Figure 2.1. The dimensions of TYAUX_F

2.2 Pin Definition

Table 1 shows the general pin attributes of TYAUX_F

Table 1. The typical pin definition of TYAUX_F

PIN

NO.

NAMETYPEDISCREPTION

1 GND P Ground

2 VD33 P Supplyvoltage(3.3V)

3 EN I/O

Externalresetsingal(lowleveleffects)

4 TX I/O UART0_TXD

5 RX I/O UART0_RXD

6 A_0 I/O

GPIOA_0,cannotbepull‐upwhilebooting,canbeusedasGPIO

whileinnormalworkingmode

TYAUX_FDATASHEET

7 A_12 I/O

GPIOA_12,hardwarePWM

8 A_5 I/O

GPIOA_5,hardwarePWM

9 A_19 I/O GPIOA_19

10 A_22 I/O GPIOA_22

11 A_30 I/O UART_Log_TXD(usedtoprintmodule'sinternalinformation)

12 A_29 I/O UART_Log_RXD(usedtoprintmodule'sinternalinformation)

Note: P: Power supply pins; I/O: Digital input or output pins; AI: Analog input.

TYAUX_FDATASHEET

3. Electrical Characteristics

3.1 Absolute Maximum Ratings

Table 3.1. Absolute Maximum Ratings

PARAMETERSDESCRIPTIONMINMAXUNIT

TsStoragetemperature‐40105℃

VCCSupplyvoltage 3.0

3.6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℃

VCCWorkingvoltage3.0 ‐3.6V

VILIOlowlevelinput ‐0.3‐ VDD*0.25V

VIHIOhighlevelinputVDD*0.75 ‐ 3.6V

VOLIOlowleveloutput ‐‐VDD*0.1V

VoHIOhighleveloutputVCC*0.8‐ VCC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 +22.00dBm287mA

IRF11g6Mbps+24.06dBm255mA

IRF11 

n-HT20 MCS0 +23.05dBm244mA

IRF 

11n-HT40

MCS0+22.76dBm220mA

TYAUX_FDATASHEET

3.4 Wi-Fi Receiving Current Consumptions

Table 3.4. Wi-Fi RX current consumption

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 current consumption

WORKMODEATTA=2 5 ℃TYPICALMAX*UNIT

EZModeTYAUX‐FisunderEZparingmode,Wi‐Fi

indicatorlightflashesquickly

115125mA

StandbyModeTYAUX‐Fisconnected,Wi‐Fiindicatorlightison 60209mA

OperationModeTYAUX‐Fisconnected,Wi‐Fiindicatorlightison 118198mA

Disconnection

Mode

TYAUX‐F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 Specification

4.1 Basic Radio Frequency Characteristics

Table 4.1.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UNI

T

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

TYAUX_FDATASHEET

5. Antenna Information

5.1 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.

TYAUX_FDATASHEET

6. Packaging Information And Production Guide

6.1 Mechanical Dimensions

Figure 6.1. Top view of the module

TYAUX_FDATASHEET

6.3 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℃ and

humidity< 85% RH.

2. The expiration date is 6 months since the dry packaging products was sealed.

Cautions:

1. All the operators should wear electrostatic ring in the whole process of production.

2. While operating, water and dirt should not have any contact with the modules.

6.4 Recommended furnace temperature curve

Figure 6.4. PCB Package Drawing Recommended furnace temperature curve

6.2.PCB Recommended Package

Figure 6.3. PCB schematic Drawing

TYAUX_F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

Module FCC ID: 2ANDL-TYAUXF”,or “Contains FCC ID: 2ANDL-TYAUXF”,

Any similar wording that expresses the same meaning may be used.

Hangzhou Tuya Information Technology TYAUXF Wi-Fi Module User Manual

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

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