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tiLow Power WiFi Module User Manual

1. Set Operation AT UARTF lt para gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt B Parameters para lt disable Close auto frame function lt 4 enable Open auto frame function Jinan USR IOT Technology Co Ltd Page 40 of 54 tec Qusr cn R d A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 4 2 2 16 AT UARTFT B Function Set Query UART auto frame trigger time B Format Query Operation AT UARTFT lt CR gt ok lt time gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT UARTFT lt time gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters time Range 100 10000 Unit ms Auto frame trigger time 4 2 2 17 AT UARTFL B Function Set Query UART auto frame trigger length B Format Query Operation AT UARTFL lt CR gt ok lt len gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT UARTFL lt len gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt B Parameters len Range 16 1400 Unit Byte Auto frame trigger length 4 2 2 18 AT UARTTE B Function Set Query UART free frame trigger time between two bytes B Format Query Operation AT UARTTE lt CR gt ok lt mode gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT UARTTE lt mode gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters mode lt gt fast free frame trigger time bet
2. www tcp232 net Select Mode Select Mode Figure 14 Work Mode Page User can push Scan button to auto search Wi Fi AP router nearby and can connect with associate AP through some settings Please note the encryption information input here must be fully same with Wi Fi AP router s configration and then it can link with AP correctly System Work Mode STA Setting AP Setting Other Setting Account Upgrade SW Restart Restore 3 1 5 AP Setting Page Fax English Network Name lt SSID Note case sensitive su besette 9 Enable gt Encryption Method Obtain an IP address automatically IP Address Subnet Mask Gateway Address DNS Server Address Figure 15 STA Setting Page When user select module works at AP and AP STA mode then need setting this page and provide wireless and network parameters Most of the system support DHCP to achieve IP address so we suggest to Enable DHCP server in most applications Jinan USR IOT Technology Co Ltd Page 26 of 54 tec usr cn LE TUT System Work Mode STA Setting AP Setting Other Setting Account Upgrade SW Restart Restore 3 1 6 Other Setting Page Wireless AP Setting Network Mode Network Name SSID Module MAC Address Select Channel Wireless AP Security Setting Encryption Mode Network Parameters Setting IP Address DHCP Gateway Setting Subnet Mask DHCP Server Figure 16 AP Setting Page Usr cn Low Po
3. Figure 12 Open Web Management page The USR WIFI232 G web management page support English and Chinese language User can select language environment at the top right corner and click Apply button The main menu include nine pages System Work Mode STA Setting AP Setting Other Setting Account Upgrade SW Restart Restore 3 1 2 System Page At this page user can check current device s important information and status such as device ID MID software version wireless work mode and related Wi Fi parameters AT English MID HF LPB System Software Version V1 1 6 Work Mode WiFi Work Mode APSTA STA Setting AP mode AP Setting SSID HF LPB IP Address 10 10 100 254 Other Setting MAC Address ACCF23FF8889 Account A eee Upgrade SW EER EE EE QE Restart Signal Strength 58 IP Address 192 168 1 100 MAC Address ACCF23FF8888 Restore Figure 13 System Web Page 3 1 3 Work Mode Page USR WIFI232 G module can works at AP mode to simplify user s configuration can also works at STA to connect remote server through AP router Also it can configure at AP STA mode which provide very flexible application for customers Jinan USR IOT Technology Co Ltd Page 25 of 54 tec Qusr cn B5 5 Usr cn System Work Mode STA Setting AP Setting Other Setting Account Upgrade SW Restart Restore 3 1 4 STA Setting Page Low Power WiFi Module User Manual V1 3
4. OT BARE A f 4 Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net tiLow Power WiFi Module User Manual USR WIFI232 G V1 3 Overview of Characteristic lt gt Support IEEE802 11b g n Wireless Standards lt Fully Self Contained Serial to Wireless Functionality lt gt Ultra Low Power for Battery Applications with Excellent Power Save Scheme lt Support UART SPI USB PWM GPIO Data Communication Interface lt Support Work As STA AP AP STA Mode lt gt Support Smart Link Function APP program provide lt Support Wireless and Remote Firmware Upgrade Function lt Support User Defined Web Page Upload lt gt Support DNS to Open Webpage lt gt Support Internal External Antenna Option lt Single 3 3V Power Supply lt gt Smallest Size 23 1mm x 32 8mm x2 7mm a FCC CE Certificated Jinan USR IOT Technology Co Ltd Page 1 of 54 tec usr cn A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net TABLE OF CONTENTS HSEOPFFEURES TR ER N N EE E 5 dosie TABLE E 5 PIS LOR AE 6 1l PRODUCT OVERVIEW irirna EA EAEE AA 7 tle General DESCHDION EE 7 kkr een EE 7 Hi PSP MEE Eme 8 leko KAPPI 116 EE EE NE EE EE nate 8 te Hardware glos Pie die EE EE EE UU UU T 9 171 Ps PN 9 1 2 2 Electrical Ch r ctensucs E 11 1 2 3 Mechanical Ge 11 124 On board KO le n E EE 12 VZ BEEN M A E EE Ge ese ee eT ere 13 1 2 6 Evaluation Kit ee ee ee ee ee ee ee ee ee ee EE 13 VNR 14 1 3 TO PAI
5. APPENDIX B CONTACT INFORMATION Contact us Company Jinan USR IOT Technology Co Ltd Address 1 523 Huizhan Guoji Cheng Gaoxin Qu Jinan Shandong China Tel 86 531 55507297 86 531 88826739 803 Web http www tcp232 net Email sales Qusr cn tec Qusr cn END OF DOCUMENT Jinan USR IOT Technology Co Ltd Page 54 of 54 tec Qusr cn
6. H Serial CON3 SecureCRT TE MEE SEW ENO HD MES TAD Hw ADO AR SSSI TRY e ei Serial COM3 a ok 3 1 2647 907 vri00 Figure 32 Switch to Configuration Mode Notes 1 When user input No Enter key required the UART port will display feedback information a and not display input information as above UART display 2 Any other input or wrong step to UART port will cause the module still works as original mode transparent transmission 4 2 AT Instruction Set Overview User can input AT Instruction through hyper terminal or other serial debug terminal also can program the AT Instruction to script User can also input AT H to list all AT Instruction and description to start AT H Ok AT NONE command reply trok AT ASWD Set Query WiFi configuration code AT E Echo ON Off to turn on off command line echo function AT ENTM Goto Through Mode AT NETP Set Get the Net Protocol Parameters AT UART Set Get the UART Parameters AT UARTF Enable disable UART AutoFrame function AT UARTFT Set Get time of UART AutoFrame AT UARTFL Set Get frame length of UART AutoFrame AT UARTTE Set Query UART free frame triggerf time between two byte AT PING General PING command AT WAP Set Get the AP parameters AT WAKEY Set Get the security Parameters of WIFI AP Mode AT WMODE Set Get the WIFI Operation Mode AP or STA AT WSKEY Set Get the security Parameters of WIFI STA Mode
7. B Format Query Operation AT VER lt CR gt ok lt ver gt lt CR gt lt LF gt lt CR gt lt LF gt m Parameters ver Module software version information 4 2 2 7 AT RELD m Function module restore to factory default setting m Format Set Operation AT RELD lt CR gt ok rebooting lt CR gt lt LF gt lt CR gt lt LF gt www tcp232 net When operate this command module will restore to factory default setting and reboot 4 2 2 8 AT Z m Function Re start module Jinan USR IOT Technology Co Ltd Page 38 of 54 tec usr cn Ri 97 BARK i Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net m Format AT Z lt CR gt 4 2 2 9 AT H m Function Help m Format Query Operation AT H lt CR gt ok lt command help gt lt CR gt lt LF gt lt CR gt lt LF gt m Parameters command help command introduction 4 2 2 10 AT CFGRD m Function Batch Read User Configure Parameters B Format Query Operation AT CFGRD lt CR gt ok lt config gt lt CR gt lt LF gt lt CR gt lt LF gt m Parameters config the first two bytes means the length of configuration parameters 4 2 2 11 AT CFGWR B Function Batch Write User Configure Parameters B Format Set Operation AT CFGWR lt config gt lt CR gt ok CR LF gt lt CR gt lt LF gt m Parameters config the first two bytes means the length of configuration parameters 4 2 2 12 AT CFGFR B Fu
8. VO PD GPIO20 No connect if not use 90 ohm Diff Line 90 ohm Diff Line 23 PwMOutputo PWMHO o GPIO23 No connect if not use 24 PWMOutpuO PWMLO o GPIO24 No connect if not use 25 PN ee EEN No connect VO PD GPIO26 No connect if not use No connect if not use No connect if not use No connect if not use No connect if not use BEN NEE 33 GPIO35 WPS functional pin 35 NC o No connect 7 END GE EE No connect 38 NC o No connect OE pe oem UART Communication Pin 40 UARTO UARTO RTS Eu PD UART Pin Or RS485 Control 41 UARTO UARTO RX UART Communication Pin 42 VARTO UARTO CTS _VO PD_ UART Communication Pin Wi Fi Status gab O PU 0 Wi Fi Linked 1 No WIFI Linked No connect if not use nReady 0 Boot up OK 1 Boot up No OK No connect if not use nReload IPU Module will restore factory default after set this pin 0 more than 1s then set 1 Suggest 50K ohm Pull up even 45 Restore Configuration not use this function No connect Module Boot Up Indicator PWM Fault input PWMFIO GPIO46 No connect if not use Module Reset EXT RESETn Low effective reset input Jinan USR IOT Technology Co Ltd Page 10 of 54 tec usr cn ein A Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 1 2 2 Electrical Characteristics Absolute Maximum Ratings Parameter Storage temperature range SE Max
9. AP is the centre and all communication between STAs is transmitted through the AP The figure following shows such type of networking USR WIFI232 G User Device WiFi AP USR WIFI232 G User Device Figure 9 USR WIFI232 G Basic Wireless Network Structure 2 1 2 Wireless Network Based On AP STA USR WIFI232 G module support AP STA network mode means module support one AP interface and one STA interface at the same time as following figure Router User Device USR WIFI232 G TA e COM skud EE A E Mablla PAD gt Figure 10 HF A11 AP STA Network Structure Jinan USR IOT Technology Co Ltd Page 17 of 54 tec Qusr cn Ri A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net When module enables AP STA function Module s STA interface can connect with router and connect to TCP server in the network At the same time module s AP interface is also active and permit phone PAD to connect through TCPB then phone PAD can control user device and and setting the module parameters The advantage of AP STA mode is gt Users can easily setting and track user device through Phone PAD and not change the orginal network setting gt Users can easily setting module s parameters through WiFi when module works as STA mode 2 2 Work Mode Transparent Transmission Mode USR WIFI232 G module support serial interface transparent transmission mode The benefit of this mode is achieves a plug and play seria
10. AT WSSSID Set Get the AP s 55ID of WIFI STA Mode AT WSLK Get Link Status of the Module Only for STA Mode AT WSLQ Get Link Quality of the Module only for STA Mode AT WSCAN Get The AP site Survey only for STA Mode AT WEBU Set Get the Login Parameters of WEB page AT TCPLK Get The state of TCP link AT TCPTO Set Get TCP time out AT TCPDIS Connect Dis connect the TCP Client link AT RECV Recv data from UART AT SEND Send data to UART AT WANN Set Get The WAN setting if in STA mode AT LANN Set Get The LAN setting if in ADHOC mode AT RELD Reload the default setting and reboot AT RLDEN Put on off the GPIO12 AT Z Reset the Module AT MID Get The Module ID AT VER Get application version AT H Help Figure 33 AT H Instruction for Help Jinan USR IOT Technology Co Ltd Page 34 of 54 tec usr cn A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 4 2 1 Instruction Syntax Format AT Instruction protocol is based on the instruction of ASCII command style the description of syntax format as follow gt Format Description lt gt Means the parts must be included Means the optional part gt Command Message AT lt CMD gt f op para 1 para 2 para 3 para 4 lt CR gt AT Prefix of command message CMD Command string op Symbol of command operator The command requires parameters input NULL Query the current command parameters
11. B Function Set module ID B Format Set Operation AT WRMID lt wrmid gt lt CR gt lt LF gt lt CR gt lt LF gt m Parameters wrmid set module s ID within 20 characters 4 2 2 48 AT ASWD B Function Set Query WiFi Configuration Password B Format Query Operation AT ASWD lt CR gt ok lt aswd gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT ASWD lt aswd gt lt CR gt lt LF gt lt CR gt lt LF gt m Parameters aswd WiFi Configuration Password within 20 characters Jinan USR IOT Technology Co Ltd Page 50 of 54 tec Qusr cn R d A BARR Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 5 PACKAGE INFORMATION 5 1 Recommended Reflow Profile C000 23060 WEN ENE Foo WOOO Ti Figure 34 Reflow Soldering Profile Table 11 Reflow Soldering Parameter NO Wem Temperature Degree Tmee Reflow Time Time of above 220 35755 sec Note 1 Recommend to supply N2 for reflow oven 2 N2 atmosphere during reflow O2 300ppm 9 2 Device Handling Instruction Module IC SMT Preparation 1 Shelf life in sealed bag 12 months at 30 C and lt 60 relative humidity RH 2 After bag is opened devices that will be re baked required after last baked with window time 168 hours 3 Recommend to oven bake with N2 supplied Recommend end to reflow oven with N2 supplied 5 Baked required with 24 hours at 1254 5 C before rework process for two modules one
12. address If user need changeto others please contact with USR company technical people 4 2 2 38 AT WADHCP B Function Set Query AP DHCP server status B Format Query Operation AT WADHCP lt CR gt ok lt status gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT WADHCP lt status gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt Jinan USR IOT Technology Co Ltd Page 47 of 54 tec usr cn Ri A BAR Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net B Parameters status AP s DHCP server function status lt on DHCP Server Open lt Off DHCP Server Close 4 2 2 39 AT WADMN B Function Set Query AP webpage domain name B Format Query Operation AT WADMN lt CR gt ok lt domain_name gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT WADMN lt domain_name gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters Domain name Webpage domain name within 20 characters can t all numbers 4 2 2 40 AT WEBSWITCH B Function Set Web page display option B Format Set Operation AT WEBSWITCH lt web gt lt CR gt ok CR LF gt lt CR gt lt LF gt m Parameters web module s web page option lt gt iw select internal reduced version web page as default web page lt ew select full version web page as default web page Note iw web page only used to upgrade and upload customized web page ew
13. cn OE a AR A U Srcn Low Power WiFi Module User Manual V1 3 www tcp232 net Now in transparent transmission mode data can be transferred from CommTools program to TCPUDPDbg program or in reverse You can see data in receiver side will keep same as in sender side 3 3 Typical Application Examples 3 3 1 Wireless Control Application USR WIFI232 G E User Device Figure 28 Wireless Control Application For this wireless control application USR WIFI232 G works as Ad Hoc mode Module s serial port connects to user device So control agent Smart phone for this example can manage and control the user device through the wireless connection with USR WIFI232 G module 3 3 2 Remote Management Application USR WIFI232 G UART amp L Internet NM i m E d va User Device e USR WIFI232 G Le UART S MES at IE User Device Figure 29 Remote Management Application For this remote management application USR WIFI232 G works as STA mode and connects to Internet through wireless AP Module configured as TCP Client and communicates with remote TCP server at Internet Module s serial port connects to user device 90 user device s data or sampling information can send to remote TCP server for storage or processing Also remote TCP server can send command to control and manage the user device through the wireless network 3 3 3 Transparent Serial Port Application For
14. different TCP connection or client will be transmitted to the serial port as a sequence Downstream All data from serial port user will be duplicate and broadcast to every TCP connection or client Detailed multi TCP link data transmition structure as following figure Jinan USR IOT Technology Co Ltd Page 20 of 54 tec usr cn A BAR HE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net WIFI me User es Device 1 ict pen mm mm mg foc Emm T i icd User User Device IA TEE Device 2 Top Liser Device 3 Figure 11 Multi TCP Link Data Transmition Structure 2 Power Save Scheme USR WIFI232 G module can work at two modes based on different power save scheme m Normal Active Sleep Mode AP Associated WiFi ON OFF based on internal control m Standby Mode Non AP Associated WiFi Shut dwon Normal Active Sleep Mode Normal mode is no DTIM related Default mode module will monitor the interval to Active Sleep Standby Mode allows the WiFi circuitry to be powered down which results in the lowest sleep current but at the expense of longer wake up times This is due to the module associating with the access point every time when it wakes up The intent of this option is to allow for longer sleep times Standby mode can through AT MSLP command or trigger Sleep HOT pin to go in The standby mode status and wakeup method as follows For standby mode module provides two wakes up options user can selec
15. gt RF Off if WiFi OFF 4 2 2 31 AT WSLQ B Function Query STA WiFi signal strength B Format Query Operation AT WSLQ lt CR gt ok lt ret gt lt CR gt lt LF gt lt CR gt lt LF gt m Parameters ret lt Disconnected if no WiFi connection gt AP s WiFi signal strength if WiFi connection available 4 2 2 32 AT WSCAN B Function Scan AP Jinan USR IOT Technology Co Ltd Page 45 of 54 tec usr cn R d A BARRE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net m Format AT WSCAN lt CR gt ok lt ap_site gt lt CR gt lt LF gt lt CR gt lt LF gt B Parameters ap site AP searched 4 2 2 33 AT WSDNS B Function Set Query STA static DNS server address m Format Query Operation AT WSDNS lt CR gt ok lt address gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT WSDNS lt address gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt B Parameters address STA s DNS server address Effective right away 4 2 2 34 AT LANN B Function Set Query AP s network parameters B Format Query Operation AT LANN lt CR gt ok lt ipaddress mask gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT LANN lt ipaddress mask gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters ipaddress AP s IP address mask AP s net mask 4 2 2 35 AT WAP B Function Set Query A
16. page 3 1 9 Restart Page Most of the settting and configuration can only effective after system restart User shall restart after finish all setting Jinan USR IOT Technology Co Ltd Page 28 of 54 tec usr cn CH e 4 BAER Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net Restart Device System Work Mode STA Setting Important notice After restart you will need to re login the configuration interface lt AP Setting is recommended to restart after completing all configurations Other Setting Restart will interrupt the network for a very short period are you sure to restart now Account Upgrade SW Restart Restore Figure 20 Restart Page 3 1 10 Restore Page After module restore factory default setting all user configuration profile will lose User can access http 10 10 100 254 to set again and user name and password is admin USR WIFI232 G will restore to AP mode for factory default setting Restore Factory Setting System Work Mode STA Setting Important notice After restoring factory settings all users configuration will be AP Setting deleted You can reconfigure it on http 10 10 100 254 Account Other Setting and password are both admin Account Upgrade SW Restart Restore Figure 21 Restore Page 3 2 USR WIFI232 G Usage Introduction 3 2 1 Software Debug Tools USR company use the software tools debugging and applying USR WIFI232 G module User can also sel
17. self contained 802 11b g n Wi Fi solution for a variety of applications USR WIFI232 G support AP STA wireless networking and support Wi Fi Direct USR WIFI232 G also provides wireless and remote firmware upgrade which satisfied all kinds of application requirement USR WIFI232 G support user defined Web page and can revise the data communication protocol which reduce much customer s software development and customization work The USR WIFI232 G employs the world s lowest power consumption embedded architecture It has been optimized for all kinds of client applications in the home automation smart grid handheld device personal medical application and industrial control that have lower data rates and transmit or receive data on an infrequent basis The USR WIFI232 G integrates all Wi Fi functionality into a low profile 23 1x32 8x 2 7mm SMT module package that can be easily mounted on main PCB with application specific circuits Also module provides built in antenna external antenna option 1 1 1 Device Features Single stream Wi Fi Q 2 4 GHz with support for WEP security mode as well as WPA WPA2 Fully self contained serial to wireless functionality Ultra low power operation with all kinds of power save modes Includes all the protocol and configuration functions for Wi Fi connectivity Support STA AP AP STA Mode Support Smart Link Function Support Wireless and Remote Firmware Upgrade Function Support User Defined Web Page Upload
18. web page provide more configuration option 4 2 2 41 AT PLANG B Function Set Query webpage language option B Format Query Operation AT PLANG lt CR gt ok lt language gt CR LF gt lt CR gt lt LF gt Set Operation AT PLANG lt language gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters language webpage s language lt CN Chinese Version Default V EN English Version Jinan USR IOT Technology Co Ltd Page 48 of 54 tec Qusr cn Ri A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 4 2 2 42 AT UPURL B Function Set Query remote upgrade URL address m Format Query Operation AT UPURL lt CR gt ok lt url gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT UPURL lt url filename gt CR ok CR LF gt lt CR gt lt LF gt m Parameters url the upgrade file url address the last charter shall be within 20 characters filename the upgrade file name it s optional and not saved parameter If provide this file name here the module will start upgrade right away 4 2 2 43 AT UPFILE B Function Set Query remote upgrade configure file name B Format Query Operation AT UPFILE lt CR gt ok lt filename gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT UPFILE lt filename gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters filename the upgra
19. Integrated chip antenna antenna connector options Compact surface mount module 23 1mm x 32 8mm x 2 7mm Full IPv4 and IPv6 stack Low power RTOS and drivers FCC Certified RoHS and CE compliant Single supply 3 3V operation Jinan USR IOT Technology Co Ltd Page 7 of 54 tec usr cn Ri A BARRE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 1 1 2 Device Paremeters Table 1 USR WIFI232 G Module Technical Specifications Class item Parameters 802 11g 16 dBm 54Mbps for CE Transmit Power 802 11g 13 dBm 54Mbps for FCC 802 11n 16 dBm HT20 MCS7 for CE 802 11n 12 dBm QHT20 MCS7 for FCC 802 11b 93 dBm 11Mbps CCK Receiver Sensitivity 802 11g 85 dBm 54Mbps OFDM 802 11n 82 dBm QHT20 MCS7 External Il PEX Connector Antenna Option Wireless Parameters Data Interface Peak Continuous TX 200mA Hardware Normal WiFi ON OFF DTIM 100ms Parameters Operating Current Average 8mA Peak 200mA Standby WiFi Shutdown 80uA Operating Temp Update Firmware Local Wireless Remote Software ege Web Page Upgrade Parameters Support SDK for application develop Network Protocol IPv4 IPv6 TCP UDP FTP HTTP User Confiouation AT instruction set Android iOS i Smart Link APP tools 1 1 3 Key Application Remote equipment monitoring Security Mechanisms WEP WPA PSK WPA2 PSK WEP64 WEP 128 TKIP AES Asset tracking and telemetry Security Indus
20. M control pins 2 Pin sleep control pins 1 WPS pin 1 RTC pin 1 USB 5V control pin and 2 Jinan USR IOT Technology Co Ltd Page 22 of 54 tec Qusr cn A BARR Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net general GPIO pin All these pins can be customized as GPIO pins if these functions are not required As GPIO functional pin user devices can read write GPIO pins status through AT instruction set Table 7 USR WIFI232 G GPIO Pin Mapping Table SCH Gonfigured Function _ Deserion Defaut sening Type apor seeno sse Sleep_RQ AE m MA K GPIO12 me PD GPIO13 RTC Input 2 GPIO13 PWN TE GPIO46 PWM Fault Input GPIO46 VO When module works at GPIO mode PC and other equipts can setup connection TCP UDP through WiFi then read write GPIO information through command gt gt gt gt gt gt GPIO n IN Set GPIOn as input Response GPIO OK or GPIO NOK GPIO n OUT 0 Set GPIOn as output and output 0 Response GPIO OK or GPIO NOK GPIO n OUT 1 Set GPIOn as output and output 1 Response GPIO OK or GPIO NOK GPIO n SW Set GPlOn as output and switch the output status Response GPIO OK or GPIO NOK GPIO n PWM m1 m2 Set GPIOn output a wave m1 is high duration and m2 is low duration Time unit is ms and minimal is 10ms Response GPIO OK or GPIO NOK GPIO n GET Read GPIOn status Response 10 11 00 01 means input low input high output l
21. N EE 15 13 1 Hardware Typical Application EE 15 2 FUNCTIONAL DESGRIPTION Lee 16 2 Wireless Ee ir ue Len 16 2 1 1 Basic Wireless Network Based On AP ntrastruchurel sees ee ee Re Re ee 17 2 1 2 Wireless Network Based On AbrGIA eene ee ee ee essen 17 2 2 Work Mode Transparent Transmission MOde ssessssssssssssssesssessssosssosesssessssssesssesssssssssssssssesseos 18 2 3 UART Frame STENE hva 19 Dal HART FEEFEE Tm 19 Poe SE dies Gr EE EE EE EE ETU EN 19 24 ie EE EE EE RE TU EE N HA NAN 19 25 erdie es EE EE N EE ON 20 2 6 Multi TCP Link ee ue le 20 2 5 PE NES Cle EE EE EE EE EO 21 2 6 Parameters We ite Er Vu E 22 29 MENE ph 22 DAs PORTMAN 22 3 OPERATION GUIDELINE 2 niii einen ort sede rado arvo oue ee on du oud oe dee ede redes dos On bede eeue eine 24 3 1 Connguration via WED E 24 3 1 1 Open Web Management Interface 24 SNP 25 Jinan USR IOT Technology Co Ltd Page 2 of 54 tec Qusr cn Ri o BARK A Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 3 1 3 Work Mode age ieee ee ee ee ee ee 25 EET EN RE OS EE Oe IG 26 3 1 5 AP Setting age nennen eene ennne eene enen nn Re ee anane nan ee ee ee ee 26 1 6 ESPEN 27 3 1 7 Account Management age 27 3 1 8 Upgrade Software Hage eene Re ee Re sette ennt e entente senta 28 GC AS EE N 28 2110 FEN EP 29 3 2 USR WIFIZ32 G Usage INWOGUCHION ocio eds ds HERE PER EH TA FEE EL Ge ke CO PY ede dade dek Go La ede 29 3 2 1 Software Debug Tools eee ee ee
22. P Wi Fi parameters m Format Query Operation AT WAP lt CR gt ok lt wifi_mode ssid channel gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT WAP lt wifi_mode ssid channel gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt B Parameters wifi mode Wi Fi mode include 11B 11BG Jinan USR IOT Technology Co Ltd Page 46 of 54 tec usr cn Ri A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net lt gt 11BGN Default Value ssid SSID at AP mode channel Wi Fi channel selection AUTO lt CH1 CH11 Default CH1 4 2 2 36 AT WAKEY B Function Set Query AP Wi Fi secruity parameters B Format Query Operation AT WAKEY lt CR gt ok lt auth encry key gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT WAKEY lt auth encry key gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters auth include lt gt OPEN lt gt WPA2PSK Encry include lt NONE When auth OPEN available AES When auth WPA2PSK available key security code ASCII code smaller than 64bit and bigger than 8 bit 4 2 2 37 AT WAMAC m Function Query AP MAC address parameters B Format Query Operation AT WAMAC lt CR gt ok lt mac_address gt lt CR gt lt LF gt lt CR gt lt LF gt B Parameters amp mac address AP s MAC address Note Module AP mode s MAC address is related to STA mode s MAC
23. aana ee ee ee ee nean 29 3 2 2 Network Connechon nennen eene eenene eene eena nane e anane nana e sette enses enn 30 3 2 3 Default Parameter Gettng ees ee RR Re ee Re ee RR ee Re ee Re ee 30 SP MED 30 3 0 TyDical Application le usos isis eb dv bie eir FER CERE HMM Ee AKEN AKNG KANANG Ge Gl ee UP ET PNE CERO QMUS 32 3 3 1 Wireless Control Applcaton nnne nennen 32 3 3 2 Remote Management Application ee ee ee anana a nenen 32 3 3 3 Transparent Serial Port Applcaton nennen 32 4 AT INSTRUG HON INTRODUCTION sisan rk EET ME PEECHTAR GEE ERE FEE E PARE EVA GANG GE AG FER GN Wa Ge GR VERE NN dee 33 41 SNE 33 4 1 1 Switch to Configuration Mode 33 42 An Set VENN GA 34 4 2 1 Instruction Syntax Format ee ee ee aaa aaa aana naen a aee eaaa nee 35 de PNI 36 VE TE 37 4722 AP LE 37 122 MENN E 37 1220 TINDE php 38 4 2 2 5 ATM 38 PU TVER m 38 LP P ESL ND 38 25 4 MZ EE EE EE EER ER EE OE N 38 iN RE EE EE aa aa ag a ana ga ANG a eaaa ana aa an a a ag a Gan aaa aan 39 LAM PTG PKS WEE 39 NE MFO 39 EEG EG EEE EE 39 12210 PVE CE GP sence EE 39 AE ii RE A NENG GENENG E ENE E 40 GE E ER EE andaan ana amai ga aan aa a adan aaa na aaa aa aas I aa a janan aa GA aaa an aan 40 221 GE GM OR EE EE OE EE EN 41 AN POPUP 41 AE N ILI S IND 41 aal Ai ZUIPT 41 4 2 2 20 ATH REV veervrrrrvrerrvrrervrresvrrssv
24. ack function 4 2 2 2 AT WMODE B Function Set Query WIFI work mode B Format Query Operation AT WMODE lt CR gt ok lt mode gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT WMODE lt mode gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters mode Wi Fi work mode AP STA APSTA 4 2 2 3 AT ENTM B Function Set module into transparent transmition mode B Format AT ENTM lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt When operate this command module switch from configuration mode to transparent transmission mode Jinan USR IOT Technology Co Ltd Page 37 of 54 tec usr cn Ri A BAR U Sr CT Low Power WiFi Module User Manual V1 3 4 2 2 4 AT TMODE B Function Set Query module data transfer mode B Format Query Operation AT TMODE lt CR gt ok lt tmode gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT TMODE lt tmode gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters tmode data transfer mode include lt throughput ze cmd 4 2 2 5 AT MID m Function Query module ID information B Format Query Operation AT MID lt CR gt ok lt module_id gt lt CR gt lt LF gt lt CR gt lt LF gt m Parameters module id Module ID information lt HF LPB Notes User can set this parameter through AT WRMID 4 2 2 6 AT VER B Function Query module software version information
25. akes it unreadable to unwanted parties adding a degree of secure communications There are different protocols for providing encryption and the USR WIFI232 G module supports following WEP WPA PSK TKIP WPA PSK AES WPA2 PSK TKIP WPA2 PSK AES 60060 Jinan USR IOT Technology Co Ltd Page 19 of 54 tec usr cn 97 SET Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 2 5 Network Protocol USR WIFI232 G includes a fully IPv4 and IPv6 capable stack supporting TCP and UDP connection Following table shows the key features of the USR WIFI232 G module IP stack which including support for DHCP multicast and ARP The Frame size limits are including IP headers e Tranmit v TCP UDP ICMP v4 1576 v CMP v6 1576 v UCP UDP v6 1220 e Receive v TCP UDP v4 1516 v TCP UDP v6 1496 v CMPv4 and ICMPv6 5000 Table5 USR WIFI232 G IP Stack Features Feature Supot gt 26 Mu TCP Link DHCP v4 Supported Neighbor Discovery Supported Broadcast Multicast Path MTU Discovery Supported Address Auto Configuration Supported Planned TCP Zero Copy Feature Supported Connection When USR WIFI232 G module configured as TCP Server it supports Multi TCP link connection and maximum eight TCP clients permit to connect to USR WIFI232 G module User can realize multi TCP link connection at each work mode Multi TCP link connection will work as following structure Upstream All dates from
26. any two bytes when reciving UART data If this interval time exceeds defined value 50ms default USR WIFI232 G will think it as the end of one frame and transfer this free frame to WiFi port or USR WIFI232 G will receive UART data untill 1400 bytes then transfer 1400 bytes frame to WiFi port USR WIFI232 G s default interval time is 50ms User can also set this interval to fast 10ms through AT command But user have to consider if user MCU can send UART data with 10ms interval or the UART data may be divide as fragment Through AT command AT UARTTE fash normal user can set the interval time fast 10ms and normal 50ms 2 3 2 UART Auto Frame USR WIFI232 G support UART auto frame function If user select open this function and setting auto frame trigger length and auto frame trigger time parameters then module will auto framing the data which received from UART port and transmitting to the network as pre defined data structure gt Auto frame trigger length The fixed data length that module used to transmitting to the network gt Auto frame trigger time After the trigger time if UART port received data can t reach auto frame trigger length then module will transmitting available data to the network and bypass the auto frame trigger length condition Detailed UART auto frame function can refer to AT instruction set UARTF UARTFT UARTFL introduction 2 4 Encryption Encryption is a method of scrambling a message that m
27. de configure file name within 20 characters 4 2 2 44 AT UPST m Function Start remote upgrade B Format Query Operation AT UPST lt CR gt ok lt log gt lt CR gt lt LF gt lt CR gt lt LF gt B Parameters log feedback the status of remote upgrade Note After execute this command the USR WIFI232 G will automatic start upgrade base on the setting of UPURL UPFILE command contents 4 2 2 45 AT WEBU B Function Set Query webpage user name and password B Format Query Operation AT WEBU lt CR gt ok lt username password gt lt CR gt lt LF gt lt CR gt lt LF gt Jinan USR IOT Technology Co Ltd Page 49 of 54 tec usr cn Ri A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net Set Operation AT WEBU lt username password gt lt CR gt ok CR LF gt lt CR gt lt LF gt m Parameters username User Name within 15 characters not support empty password password within 15 characters support empty 4 2 2 46 AT MSLP m Function Set Query deep sleep standby mode parameters B Format Query Operation AT MSLP lt CR gt ok lt ret gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT MSLP lt mode gt lt CR gt lt LF gt lt CR gt lt LF gt B Parameters ret lt gt normal normal mode 100ms interval mode lt normal normal mode 100ms interval lt gt standby WiFi shut down mode 4 2 2 47 AT WRMID
28. e 13 Jinan USR IOT Technology Co Ltd Page 5 of 54 tec Qusr cn R o BARK A Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net Table A USR WIFI232 G Evaluation Kit Interface Descnpton ee nean a wanan n awane 14 Table s USR WIFI232 G IP Stack Features eee eene enne nsns 20 Table6 Standby Mode Status and Wakelpn sse nennen eene ener nene 21 Table7 USR WIFI232 G GPIO Pin Mapping Table ee ee aee eaaa ene anana eaaa anana aee anane 23 Table8 USR WIFI232 G Web Access Default Setting seen 24 Table9 Error Code Descrbton eee ee ee Re RR ee RR ee Re Re Re ee ee 35 Table 10 AlTlinstrucuon Sel LIS EE 36 Table 11 Reflow Soldering Darameier eee en nennen nnns 51 HISTORY Ed V1 0 Created on 1 29 2013 Ed V1 1 02 24 2013 Update AT command contents Ed V1 2 03 28 2013 Update AT command contents Jinan USR IOT Technology Co Ltd Page 6 of 54 tec Qusr cn R d A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 1 PRODUGT OVERVIEW 1 1 General Description The USR WIFI232 G is a fully self contained small form factor single stream 802 11b g n Wi Fi module which provide a wireless interface to any equipment with a Serial SPI USB interface for data transfer USR WIFI232 G integrate MAC baseband processor RF transceiver with power amplifier in hardware and all Wi Fi protocol and configuration functionality and networking stack in embedded firmware to make a fully
29. ect other tools used to debug serial port Jinan USR IOT Technology Co Ltd Page 29 of 54 tec usr cn A BAR HE U Srcn Low Power WiFi Module User Manual V1 3 www tcp232 net B Serial and Ethernet debugging too PUSR TCE232 Test exe 3 2 2 Network Connection User can select two methods to connect USR WIFI232 G module base on dedicated application gt Use USR WIFI232 G STA interface USR WIFI232 G and debug PC2 connect to a wireless AP another PC1 or user device connect to USR WIFI232 G module with serial port PC1 PC2 USR WIFI232 G Figure 22 STA Interface Debug Connection gt Use USR WIFI232 G AP interface Debug PC2 connect to USR WIFI232 G through wireless connection another PC1 or user device connect to USR WIFI232 G module with serial port PC1 P USR WIFI232 G KS UART Figure 23 AP Interface Debug Connection 3 2 3 Default Parameter Setting m Default SSID HF LPB Deault security mode open none User UART parameter setting 115200 8 1 None Default network parameter setting TCP Server 8899 10 10 100 254 Module IP address dhcp 0 0 0 0 0 0 0 0 0 0 0 0 3 2 4 Module Debug PC1 open Comm Tools program setting the same serial port parameters with USR WIFI232 G module and open serial port connection Jinan USR IOT Technology Co Ltd Page 30 of 54 tec Qusr cn E A A Hi U Sr cn Low Power WiFi Module User Manual V1 3 www tcp232 net Figure 24 CommToo
30. eep RQ function not required We still suggest 50K 100K ohm pull up added outside the module Sleep ON Module Pin Sleep Indicator Output This pin is used to indicate that the module is asleep Module output 0 or awake Module output 1 status If user doesn t use pin sleep function can leave this pin open UARTO TXD RXD UART port data transmit and receive signal 2 FUNCTIONAL DESCRIPTION 2 1 Wireless Networking USR WIFI232 G module can be configured as both wireless STA and AP base on network type Logically there are two interfaces in USR WIFI232 G One is for STA and another is for AP When Jinan USR IOT Technology Co Ltd Page 16 of 54 tec Qusr cn OE a AR A ri U Srcn Low Power WiFi Module User Manual V1 3 www tcp232 net USR WIFI232 G works as AP other STA equipments are able to connect to wireless LAN via USR WIFI232 G module Wireless Networking with USR WIFI232 G is very flexible Notes AP that is the wireless Access Point the founder of a wireless network and the centre of the network nodes The wireless router we use at home or in office may be an AP STA short for Station each terminal connects to a wireless network such as laptops PDA and other networking devices can be called with a STA device 2 1 1 Basic Wireless Network Based On AP Infrastructure Infrastructure it s also called basic network It built by AP and many STAs which join in The characters of network of this type are that
31. eflow e E 51 5 2 Device Handling Instruction Module IC SMT Preparation sessseessseessseesssaesssnesssnesssnesssnesnsnesssneee 51 5 3 Shipping NOM Le Ls 52 APPENDIX A HW REFERENCE DESIGN EN 53 APPENDIX B CONTACT INFORMATION s0000000000000000000000 0000000000000000 0000000 00000000000000 0000000000000000 000000000e0e 54 Jinan USR IOT Technology Co Ltd Page 4 of 54 tec usr cn 97 BARK Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net LIST OF FIGURES Figure 1 USR WIFI232 G Demo 9 Figure 2 USR WIFI232 G Pins Mah EE 9 Figure 3 USR WIFI232 G Mechanical Dmenson anane anana anaa anane enne 11 Figure 4 USR WIFI232 G PCB Symbol Gre 12 Figure 5 Suggested Module Placement Hegon seen 12 Figure 6 USR WIFI232 G Evaluatonhkhu enne nnne 13 Figure 7 USR WIFI232 G Order Information sees ee ee ee 14 Figure 8 USR WIFI232 G Hardware Typical Application ee ee ee ee ee ee ee ee 15 Figure 9 USR WIFI232 G Basic Wireless Network Giruchure sesse sees ee ee ee ee ee ee ee ee 17 Figure 10 HF A11 AP STA Network Structure ees sesse sesse ee esse ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 17 Figure 11 Multi TCP Link Data Transmition Gtructhure ee ee ee ee ee ee ee 21 Figure 12 Open Web Management page 25 Figure 13 System Web Page eene en enhn ee ee ee senes s entr ee ee ee 25 Figure 14 Work Mode age ccc ee ee ee ee ee ee ee ee ee ee ee ee anaa ee ee ee 26 FET STA Sting Paga RU 26 Figure 16 AP Setting Hage
32. ey password ASCII code shall less than 64 bit and greater than 8bit 4 2 2 28 AT WANN B Function Set Query STA network setting m Format Query Operation AT WANN lt CR gt ok lt mode address mask gateway gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT WANN lt mode address mask gateway gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt B Parameters mode STA s IP network setting lt gt static Static IP Jinan USR IOT Technology Co Ltd Page 44 of 54 tec usr cn Ri A BARR Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net lt DHCP Dynamic IP address STA IP address mask STA subnet mask gateway STA gateway address 4 2 2 29 AT WSMAC B Function Set Query STA MAC address parameters B Format Query Operation AT WSMAC lt CR gt ok lt mac_address gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT WSMAC lt code mac_address gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters code security code lt gt 8888 default value Mac address STA MAC address such as ACCF23FF 1234 4 2 2 30 AT WSLK B Function Query STA WiFi link status B Format Query Operation AT WSLK lt CR gt ok lt ret gt lt CR gt lt LF gt lt CR gt lt LF gt m Parameters ret Disconnected if no WiFi connection AP SSID AP s MAC if WiFi connection available
33. ge the module or do the some functional tests TITA BEZE orm od E SEIL A3AD Ze2LIM USN I Figure 6 USR WIFI232 G Evaluation Kit Notes User need download USB UART port driver from USR company web or contact with technical support people for more detail The external interface description for evaluation kit as follows Jinan USR IOT Technology Co Ltd Page 13 of 54 tec Qusr cn R d A BARRE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net Table A USR WIFI232 G Evaluation Kit Interface Description External COM1 Main data command RS 232 interface JTAG JTAG data debug interface Not for user use USB2TTL UART to USB debug interface For PC without RS232 need load driver Can be Power input USB DEBUG USB2 0 data interface DC Jack DC jack for power in 5 18V input DC5 18V DC jack for power in 5 18V input 2 Li Battery Power Supply EXT PORT USR WIFI232 G GPIO function extend interface connector JMP1 JMP2 Reserved No Jumper required JMP3 4Pin USB or RS232 Jumper Left jump select USB JMP6 3Pin RS485 Jumper No jump selects RS232 Power 3 3V Power Indicator nLink WiFi LINK Indicator nReady Module Boot up Ready Indicator nReady On low Module boot up OK Off high Module bot up failed Twinkle Remote Upgrade Ongoing Sleep_ON Module asleep or awake Indicator On low Module in shundown deep sleep status Off high Module in normal stat
34. imum soldering temperature IPC JEDEC J STD 020 Supply voltage Voltage on any VO pin KN ESD Human Body Model HBM TAMB 25 C ESD Charged Device Model CDM TAMB 25 C on O NIC Oo N w 00 K Power Supply amp Power Consumption Parameter Condition wm Typ Operating Supply voltage C E Lnd LA 00 e e S ale e S US eg gt gt gt Kr T Supply current peak Continuous Tx 200 Supply current IEEE PS DTIM 100ms 5 Output high voltage Output low voltage Sikig mA gt nput high voltage 2 2 nput low voltage E Input leakage current NN 0 LJ NO O1 3 Analog output range 0 3 Analog input range 1 2 3 Mechanical Size USR WIFI232 G modules physical size Unit mm as follows Figure 3 USR WIFI232 G Mechanical Dimension USR WIFI232 G Module PCB symbol size mm as follows Jinan USR IOT Technology Co Ltd Page 11 of 54 tec Qusr cn R i x BAAR FN U Sr EN Low Power WiFi Module User Manual V1 3 www tcp232 net 32 8 Keep out area for Gg PCB antenna Tu AJ E na D Figure 4 USR WIFI232 G PCB Symbol Size 1 2 4 On board Chip Antenna USR WIFI232 G module support internal on board chip antenna option When customer select internal antenna you shall comply with following antenna design rules and module location suggestions gt For customer PCB RED color region 8 3x18 4mm can t put componet or pa
35. is new module and two is board with module 6 Recommend to store at 5 1096 RH with vacuum packing Jinan USR IOT Technology Co Ltd Page 51 of 54 tec Qusr cn IK x 6 AP AN Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 7 f SMT process needs twice reflow 1 Top side SMT and reflowa 2 Bottom side SMT and reflow Case 1 Wifi module mounted on top side Need to bake when bottom side process over 168 hours window time no need to bake within 168 hours Case 2 Wifi module mounted on bottom side follow normal bake rule before process Note Window time means from last bake end to next reflow start that has 168 hours space 5 3 Shipping Information TRAY size 420 245 34 mm i UNA i AW Wi NAD NN HI AUN MM AV Wd with M Ge Sony S Figure 35 Shipping Information Note 1 tray 5 20pcs 100 pcs 1 box 2 trays 2 100 pcs 200pcs 1 carton 4 boxes 4 200 pcs 800pcs Jinan USR IOT Technology Co Ltd Page 52 of 54 tec Qusr cn T f i x 58 AP AN Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net APPENDIX A HW REFERENCE DESIGN SEH E ek E Eh ar Detailed USR WIFI232 G Evluation Board design source files pls access USR company web download page or contact with USR company technical support people to acquire Jinan USR IOT Technology Co Ltd Page 53 of 54 tec usr cn A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net
36. l data port and reduces user complexity furthest In this mode user should only configure the necessary parameters After power on module can automatically connect to the default wireless network and server As in this mode the module s serial port always work in the transparent transmission mode so users only need to think of it as a virtual serial cable and send and receive data as using a simple serial In other words the serial cable of users original serial devices is directly replaced with the module user devices can be easy for wireless data transmission without any changes The transparent transmission mode can fully compatible with user s original software platform and reduce the software development effort for integrate wireless data transmission The parameters which need to configure include Wireless Network Parameters B Wireless Network Name SSID B Security Mode m Encryption Key gt TCP UDP Linking Parameters m Protocol Type B Link Type Server or Client m Target Port ID Number B Target Port IP Address gt Serial Port Parameters B Baud Rate Data Bit Parity Check Bit Stop Bit Hardware Flow Control Jinan USR IOT Technology Co Ltd Page 18 of 54 tec usr cn Ri o 97 BARK Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 2 3 UART Frame Scheme 2 3 1 UART Free Frame USR WIFI232 G support UART free frame function If user select open this function module will check the intervals between
37. ls Serial Debug Tools PC2 open TCPUDPDbg program and create a new connection If USR WIFI232 G configured as Server mode TCPUDPDbg Tools shall create Client mode connection Or otherwise create a Server mode connection Operate O Mem Windows W HelpiH Language CreateConnn WX CreateServer 28 Startserver X O 2 Connect SDisconnall i CreateConnection C Ki createServer s 35 HD we DisconnectAll A DeleteConnection E X DeleteAllConn L O eExit x Figure 25 TCPUDPDbg Tools Create Connection Then setting the TCP UDP connection parameters Default as following Create Connection LocalPort fe Auto CH FE AutoConn Eve E 5 Send When Conn Eve mz cea Figure 26 TCPUDPDbg Tools Setting Then click Create button to create a connection Operabe Q View Y WindowsOW Help H Language x Jcreateconnn Ki CreateServer M Startserver BS 3 S Connect ge S Disconnal Delsteconn Be CT 2X J 10 10 100 254 8899 4bx Ej E Client Mode amp 10 10 100 254 8099 DestIF Send E Atussend Eve i06 nz Send Stop E Server Mode 10 10 100 254 f Send Hex Send File Send Received DestPort bes Clear option BroadDpti on Rec StopShov Clear Save Option ShowHex Se p I Seve In Tine poc 27 Figure 27 TCPUDPDbg Tools Connection Jinan USR IOT Technology Co Ltd Page 31 of 54 tec usr
38. nction Batch Read Factory Default Configure Parameters B Format Query Operation AT CFGFR lt CR gt ok lt config gt lt CR gt lt LF gt lt CR gt lt LF gt m Parameters config the first two bytes means the length of configuration parameters 4 2 2 13 AT CFGTF m Function Copy User Parameters to Factory Default Parameters m Format Query Operation AT CFGTF lt CR gt Jinan USR IOT Technology Co Ltd Page 39 of 54 tec usr cn Ri A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net ok lt status gt lt CR gt lt LF gt lt CR gt lt LF gt B Parameters status feedback operation status 4 2 2 14 AT UART m Function Set Query serial port parameters B Format Query Operation AT UART lt CR gt ok lt baudrate data_bits stop_bit parity gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT UART lt baudrate data_bits stop_bit parity gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt B Parameters baudrate lt 300 600 1200 1800 2400 4800 9600 19200 38400 57600 115200 230400 380400 460800 data bits 8 stop bits lt 12 parity gt NONE gt EVEN ODD Flowctrl CTSRTS ze NFC No hardware flow control v FC hardware flow control 4 2 2 15 AT UARTF B Function Open Close UART auto frame function B Format Query Operation AT UARTF lt CR gt ok lt para gt lt CR gt lt LF gt lt CR gt lt LF gt
39. nennen a nenen ee ee ee ee sent rss sentina sene ns ee ee ee ee 27 Figure 17 eidele TEE 27 EET A OUP els N EE E AE A OE N ET 28 mies VENN 28 Figure 20 Restart agoe ehnneeentekes estt is sette ee ee ese tete setis ss ates ese ee ee 29 Figure 21 Restore Pade 29 Figure 22 STA Interface Debug Connechon ees ees ee ee ee ee ee ee ee ee ee ee 30 Figure 23 AP Interface Debug Connection ee ee ee ee ee ee 30 Figure 24 CommrTools Serial Debug Tools e 31 Figure 25 TCPUDPDbg Tools Create COnne ction esses 31 Figure26 TCPUDPDbg Tools Gettmg eessscccccesssceccessscceccessssseeccesseeeecesssaseescessaseess 31 Figure 27 TCPUDPDbg Tools Connechon iss sesse ees ese ee ee Ee AA ee AE ee AA ee ee ee ee 31 Figure 28 Wireless Control Applcaton nnne enne 32 Figure 29 Remote Management Applcatnon ec ee ee ee ee ee 32 Figure 30 Transparent Serial Port Applcatnon sess 33 Figure 31 USR WIFI232 G Default UART Port Parameters sesse ee esse ee ee ee ee ee ee ee ee ee ee 33 Figure 32 Switch to Configuration Mode 34 Figure 33 AT H Instruction for Help 34 Figure 34 Reflow Soldering Drone nennen nnne nennen nnns 51 Fig re S95 Shippind INTE VATION ME 52 LIST OF TABLES Table 1 USR WIFI232 G Module Technical Specifications cc ccceeccccccccceesssssceeecccessssseeeeeeeessesaees 8 Table2 USR WIFI232 G Pins DEION EE 9 Table3 USR WIFI232 G External Antenna Harameters iese esse ee es ee ee ee ee ee ee ee e
40. ough serial interface command Refer to AT instruction set chapter for more detail 2 9 Firmware Update USR WIFI232 G module supports two on line upgrade methods B Webpage Wi Fi Upgrade m Remote Upgrade Webpaged based Wi Fi upgrade please refer to 3 1 8 firmware upgrade page user can upload firmware file from PC to USR WIFI232 G USR WIFI232 G module also support upgrade from remote HTTP server keep module connects to AP router before excuate remote HTTP upgrade Remote upgrade have two methods Direct Download and Upgrade Configure File Based Upgrade Configure File Based Upgrade AT UPURL command to set the remote directory which the configuration file located AT UPFILE command to set the configuration file name such as AT UPFILE config txt AT UPST command to start remote upgrade After excuate this command the module will firstly download configuration file config txt then download the upgrade file base on the URL address listed in the configure file Direct Download and Upgrade AT UPURL command to set the remote directory and file name After excuate this command the module will directly download the Ipb bin file from remote directory and start upgrade Notes please contact with USR company technical people before upgrade firmware or maybe damage the module and can t work again 2 10 GPIO Function USR WIFI232 G module can provide maximum 12 GPIO pins which include 2 A D analog input pins 3 PW
41. ow output high Notes Some SW version may not include these GPIO command set please contact with USR company technical people Jinan USR IOT Technology Co Ltd Page 23 of 54 tec Qusr cn o BART A Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 3 OPERATION GUIDELINE 3 1 Configuration via Web Accessing When first use USR WIFI232 G modules user may need some configuration User can connect to USR WIFI232 G modules wireless interface with following default setting information and configure the module through laptop Table 8 USR WIFI232 G Web Access Default Setting Default Setting SSID USR WIFI232 G IP Address 10 10 100 254 255 255 255 0 Admin 3 1 1 Open Web Management Interface Step 1 Connect laptop to SSID USR WIFI232 G of USR WIFI232 G module via wireless LAN card Step 2 After wireless connection OK Open Wen browser and access http 10 10 100 254 Step 3 Then input user name and password in the page as following and click OK button Connect to 10 10 10 254 ER el The server 10 10 10 254 at GoAhead requires a username and password Warning This server is rega sting that your username amp sqd password be sent in ap nsecure manner basic authenticaths without a secure cor nection User name admin Password Jinan USR IOT Technology Co Ltd Page 24 of 54 tec usr cn _ ENT dg BARK U sr cn Low Power WiFi Module User Manual V1 3 www tcp232 net
42. parameters UARTF Open Close UART auto frame function UARTFT Set Query UART auto frame trigger time UARTFL oet Query UART auto frame trigger length UARTTE Set Query UART free frame triggerf time between two bytes Command Mode Set SEND Send Data at Command Mode RECV Receive Data at Command Mode Network Instruction Set PING Network Ping Instruction NETP Set Query network protocol parameters TCPLK Query if TCP link already build up TCPTO Set Query TCP timeout TCPDIS Open Close TCP link Wi Fi STA Instruction Set Effective when module works as STA WSDNS Set Query STA s Static DNS server address Wi Fi AP Instruction Set Effective when module works as AP LANN Set Query AP s network parameters A Set Query AP Wi Fi parameters WAKEY Set Query AP security parameters WAMAC Set Query AP MAC address WADHCP Set Query AP DHCP Server status U Jinan USR IOT Technology Co Ltd Page 36 of 54 tec usr cn R d A BARR Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net WADMN Set Qu age domain name ery AP webp WEBSWITCH PLANG UPURL UPFILE UPST MSLP Set Query deep sleep standby mode parameters 4 2 2 1 AT E B Function Open Close show back function B Format AT E lt CR gt ok CR LF gt lt CR gt lt LF gt When USR WIFI232 G module firstly switch from transparent transmission to configuration mode show back status is open input AT E to close show back function input AT E again to open show b
43. rsesvrsssvrsssvrsssvesssvrsesvesesvrsssvrsssvessnvessnvessvvessnvesenvessnvessvvessnvessnnee 42 FN Af PING N EE ee ee ee Ge ee ee eee 42 Jinan USR IOT Technology Co Ltd Page 3 of 54 tec usr cn Ri o BARK A Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net EEE EE EE N RE OE ER EE N ER EE N 42 AD ATP ee 43 42224 ATE VOR ie ME 43 22 2 29 AIHEPDI ve 43 e ATAN Dee 43 EE EG NES EEE EE eee 44 272 TEU NN 44 4229 Vee 45 EST od SEE EE EE OE UNNE EE OE OE EE OE OE 45 42 231 AT WSLQ rrrrorevrervrorsversvrrsvressversverssressvessversvressvessvessvressvessvessvrsssvessvessvrssnvessvessvrssnvessvessnee 45 AA puc NN 45 er e TVEN 46 SA AC MEM ENN 46 IE 46 2225 TEL 47 2225 TV le 47 As MTP hr 47 4 2 2 39 ATZWADMN eene ee Re ee testent tettet erre aane nane eere seres eerie inen ense enses 48 SEO idus X ka 48 MA st N OE EE aaa ata a and anana aaa aaa aaa EEEE 48 E en 49 4224 dIE 49 EE E TUPP 49 220 AE RE 49 4 2 2 46 AT MSLP mmmvvrevvrrvrrsvrersversvrrsvressversvrrssressvessversvrsssvessvessvressvessvessvrsssvessvessvrsssvessvessvressvessvessnee 50 EG AE ea Ges ie ee aaa oe ee aana aaa anaa eaaa ee Ee 50 4 2 2 48 ATTASWD ee ee ee ee ee ne ee ee ee ee ee ee ee ee ee ee nana ee ee 50 dr CIR PGE INFORMATION NG 51 5 1 Recommended R
44. setting para n Parameters input for setting if required CR Enter Key it s 0x0a or OxOd in ASCII Notes When input AT Instruction AT lt CMD gt character will display capital letter automatic and other parts will not change as you input Response Message RSP op para 1 para 2 para 3 para 4 lt CR gt lt LF gt lt CR gt lt LF gt Prefix of response message RSP Response string ok Success ERR Failure op para n Parameters if query command or Error code when error happened CHR ASCII 0x0d lt LF gt ASCII 0xO0a Error Code Table9 Error Code Describtion Error Code Description gt a Invalid Command Format Invalid Command Invalid Operation Symbol 4 Invalid Parameter 5 Operation Not Permitted Jinan USR IOT Technology Co Ltd Page 35 of 54 tec Qusr cn A BARRE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 4 2 2 AT Instruction Set Table 10 AT Instruction Set List Instruction Description 0 lt null gt NULL Managment Instruction Set Open Close show back function WMODE Set Query Wi Fi work mode AP STA APSTA MID Help Configure Parameters Instruction Set CFGRD Batch Read User Configure Parameters CFGWR Batch Write Configure Parameters CFGFR Batch Read Factory Default Configure Parameters CFGTF Copy User Parameters to Factory Default Parameters UART Instruction Set UART Set Query serial port
45. ste GND net Antenna must away from metal or high components at least 10mm Antenna can t be shielded by any meal enclosure All cover include plastic shall away from antenna at least 10mm Figure 5 Suggested Module Placement Region USR company suggest USR WIFI232 G module better locate in following region at customer board which to reduce the effect to antenna and wireless signal and better consult USR company technical people when you structure your module placement and PCB layout Jinan USR IOT Technology Co Ltd Page 12 of 54 tec usr cn zl n Ri A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 1 2 5 External Antenna USR WIFI232 G module supports internal antenna and external antenna option for user dedicated application If user select external antenna USR WIFI232 G modules must be connected to the 2 4G antenna according to IEEE 802 11b g n standards The antenna parameters required as follows Table 3 USR WIFI232 G External Antenna Parameters em Paramees Freguency range 2 4 2 5GHz 50 Ohm VSWR 2 Max 10dB Max I PEX or populate directl 1 2 6 Evaluation Kit USR company provides the evaluation kit to promote user to familiar the product and develop the detailed application The evaluation kit shown as below user can connect to USR WIFI232 G module with the RS 232 UART RS485 USB Internal UART USB convetor or Wireless port to configure the parameters mana
46. t lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt B Parameters protocol TCP lt UDP CS Network mode SERVER CLIENT Port protocol port ID Decimal digit and less than 65535 IP Server s IP address when module set as client Jinan USR IOT Technology Co Ltd Page 42 of 54 tec usr cn Ri 97 BARK A U S r cn Low Power WiFi Module User Manual V1 3 4 2 2 23 AT TCPLK B Function Query if TCP link already build up m Format AT TCPLK lt CR gt ok lt sta gt lt CR gt lt LF gt lt CR gt lt LF gt m Parameters sta if module already setup TCP link lt on TCP link setup lt gt off TCP link not setup 4 2 2 24 AT TCPTO B Function Set Query TCP timeout m Format Query Operation AT TCPTO lt CR gt ok lt time gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT TCPTO lt time gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters time TCP timeout time lt lt 600 600s lt gt gt 0 0 means no timeout Default 300s 4 2 2 25 AT TCPDIS B Function Open Close TCP link B Format Query Opera AT TCPDIS lt CR gt ok lt sta gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT TCPDIS lt on off gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt B Parameters When query sta Feedback if TCP Client can be link lt gt On TCP link close off TCP link on www
47. t one or whole as the module wake up option Refer to AT Instruction Power Management Instruction Set for more detailed setting B Sleep HO Pin Wake Up B Reset Pin Wake Up Table 6 Standby Mode Status and Wake Up Wake Up Method Status gt Wi Fi MCU Current UART GPIO AT Commond Emmy Torr or eo oer ven No IN lys Standb OFF OFF lt 80uA OFF Yes Yes Sleep RO Pin Wake Up Option allows an external microcontroller to determine when USR WIFI232 G should sleep and when it should wake by controlling the Sleep RQ and Sleep ONT pin at the standby mode user can de assert this pin low 0 after Ts assert to high 1 to put the module to wake up the module If user doesn t use pin sleep function can leave this pin open Jinan USR IOT Technology Co Ltd Page 21 of 54 tec Qusr cn R d A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net Sleep RO Pin Wake Up Option allows an external microcontroller to de assert Reset pin to low 0 to reset the module 2 8 Parameters Configuration USR WIFI232 G module supports two methods to configuration parameters Web Accessing and AT instruction set Web accessing means users can configure parameters through Web browser When USR WIFI232 G module connected to wireless network parameters configuration is done on a PC connected to the same wireless network AT instruction set configuration means user configure parameters thr
48. tcp232 net When setting off means close TCP link After finish this command module disconnect TCP link and not connect again On means open TCP link After finish this command module re connect TCP server right away 4 2 2 26 AT WSSSID B Function Set Query Wi Fi associated AP SSID parameters Jinan USR IOT Technology Co Ltd Page 43 of 54 tec usr cn Ei CH S A RL A usi cn Format Low Power WiFi Module User Manual V1 3 www tcp232 net Query Operation AT WSSSID lt CR gt ok lt ap s ssid gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT WSSSID lt ap s ssid gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters ap sssid AP s SSID Within 32 character 4 2 2 27 AT WSKEY m Function Set Query STA security parameters B Format Query Operation AT WSKEY lt CR gt ok lt auth encry key gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT WSKEY lt auth encry key gt lt CR gt ok lt CR gt lt LF gt lt CR gt lt LF gt m Parameters auth Authentication mode lt gt lt gt lt gt lt gt OPEN SHARED WPAPSK WPA2PSK encry Encryption algorithm lt gt lt gt lt gt lt gt NONE When auth OPEN effective WEP When auth OPEN or SHARED effective TKIP When auth WPAPSK or WPA2PSK effective AES When auth WPAPSK WPA2PSK effective k
49. then set 1 to keep module fully reset nLink Module WIFI connection status indication Output When module connects to AP AP associated this pin will output 0 This signal used to judge if module already at WiFi connection status Thers is pull up resister internal and no external pull up required If n Link function not required can leave this pin open nReady Module boot up ready signal Output Logics 0 effective The module will output O after normal boot up This signal used to judge if module finish boot up and ready for application or working at normal mode If nReady function not required can leave this pin open nReload Module restore to factory default configuration Input Logics 0 effective User can de assert nReload signal 0 more than 3s through button or MCU pin then release module will restore to factory default configuration and re start boot up process If nReload function not required we still suggest 50K 100K ohm pull up added outside the module Sleep RQ Module Pin Sleep Control Input Jinan USR IOT Technology Co Ltd Page 15 of 54 tec Qusr cn Ri A BAR HE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net The user should de assert this pin low 0 after Ts assert to high 1 to put the module to sleep status Also at the deep sleep standby mode user can de assert this pin low 07 after 1 s assert to high 1 to put the module to wake up the module If Sl
50. this transparent serial port application two USR WIFI232 G modules connect as below figures to build up a transparent serial port connection USR WIFI232 G works as Ad Hoc mode to connect each other Jinan USR IOT Technology Co Ltd Page 32 of 54 tec Qusr cn OE a AR A U STEN Low Power WiFi Module User Manual V1 3 www tcp232 net U Devi User Device USR WIFI232 G USR WIFI232 G ESCH Figure 30 Transparent Serial Port Application 4 AT INSTRUCTION INTRODUCTION 4 1 Configuration Mode When USR WIFI232 G power up it will default works as transparent transmission mode then user can switch to configuration mode by serial port command USR WIFI232 G UART default parameters setting as below figure Baudrate 115200 e Data Bits Parity None Stop i CTSRTS Disable Figure 31 USR WIFI232 G Default UART Port Parameters In configuration mode user can setting the module through AT instruction set which cover all web page setting function 4 1 1 Switch to Configuration Mode Two steps to finish switching from transparent transmission mode to configuration mode gt UARTinput after module receive and feedback a as confirmation gt UARTinput a after module receive a and feedback ok to go into AT instruction set configuration mode Jinan USR IOT Technology Co Ltd Page 33 of 54 tec Qusr cn O PET A fA Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net
51. trial sensors and controls Home automation Medical devices Jinan USR IOT Technology Co Ltd Page 8 of 54 tec usr cn e 97 BARK FA Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 1 2 Hardware Introduction ULI AAAAAAAAAAAAAAANANR Figure 1 USR WIFI232 G Demo 1 2 1 Pins Definition GPIO35 3 14 4 N C 36 13 lt ALARM2 ME USR WIFI232 G a RF aoc N C UARTO TX UARTO RTS UARTO RX UARTO CTS nLink nReady nReload PWMFIO EXT RESETn GND Figure 2 USR WIFI232 G Pins Map Table2 USR WIFI232 G Pins Definition Pin Describion NetName Signal Type Comments 1 17 32 48 Ground GND Power 2 JTAGFunction JTAG TCK LPU JTAG Debug functional pin 3 JTAGFunction JTAG TDO O No connect if not use 3 JTAG Function JTAG TDI 5 JTAG Function JTAG TMS IPU No connect 6 ve 7 RTCipui ALARM PD GPIOZSleep RQPin Jinan USR IOT Technology Co Ltd Page 9 of 54 tec Qusr cn SC BARK Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net not use this function 8 RTCOutput1 RTC OUT o GPIO8 Sleep ON Pin 9 3 3VPower DYDD Power 10 no O No connect VO PD GPIO11 No connect if not use VO PD GPIO12 No connect if not use 13 RTCInput2 ALARM2 IPD GPIO13 No connect if not use 4 LL NC JL No connect o EE EEN EE EE No connect GPIO16 No connect if not use 8 no 1 No connect io PN TT EE No connect
52. us Twinkle Boot loader Upgrade Ongoing J Button Used to reset the module Restore factory default configuration after push this pin more than 3s WPS Button Reserved No Use Sleep RQ Pin Sleep Control button more than 1s to put module in standby mode 1 2 7 Order Information Interface RS485 Main data command RS 485 interface Sleep ON Base on customer detailed requirement USR WIFI232 G series modules provide different variants and physical type for detailed application USR WIFI232 G Antenna On board antenna I PEX external antenna Model Number G seres WIFIZ32 Vendor Information USR Figure 7 USR WIFI232 G Order Information Jinan USR IOT Technology Co Ltd Page 14 of 54 tec usr cn R o 97 SET Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net 1 3 Typical Application 1 3 1 Hardware Typical Application 3 3M User Board 30K i JOK USR WIFI232 G r L3 UARTO RXD TX UARTO_TXD HA GPIO GPIO nReload GPIO GPIO GPIO Sleep RO 3 3V A V Sleep OM IOuF k GND GND GND Figure 8 USR WIFI232 G Hardware Typical Application Notes nReset Module hardware reset signal Input Logics 0 effective There is pull up resister internal and no external pull up required When module power up or some issue happened MCU need assert nRST signal 0 at least 10ms
53. ween two bytes is 10ms lt normal free frame trigger time between two bytes is 50ms 4 2 2 19 AT SEND m Function Send Data at Command Mode B Format AT SEND lt data_lenth data_content gt lt CR gt 0k lt CR gt lt LF gt lt CR gt lt LF gt B Parameters Jinan USR IOT Technology Co Ltd Page 41 of 54 tec usr cn Ri A BARE Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net data lenth Lenth of send data Range 071000 Byte data content contents of send data When two parameters conflict select smaller value to send data 4 2 2 20 AT RECV B Function Receive Data at Command Mode B Format AT RECV lt data lenth CR ok lt data lenth data content CR LF gt lt CR gt lt LF gt B Parameters data lenth Lenth of receive data Range 071000 Byte data content contents of receive data If not receive any data in 3 second then feedback ok 0 4 2 2 21 AT PING B Function Network PING Instruction B Format SetOperation AT PING lt IP address gt lt CR gt ok lt sta gt lt CR gt lt LF gt lt CR gt lt LF gt B Parameters sta feedback result lt gt Success lt Timeout ze Unknown host 4 2 2 22 AT NETP B Function Set Query network protocol parameters B Format Query Operation AT NETP lt CR gt ok lt protocol CS port IP gt lt CR gt lt LF gt lt CR gt lt LF gt Set Operation AT NETP lt protocol CS port IP g
54. wer WiFi Module User Manual V1 3 AECF23FF0020 2412MHz channel 1 e www tcp232 net USR WIFI232 G usually works at data transparent transmission mode At this mode the user device which connected with USR WIFI232 G will connect and communicate with remote PC or server At this page user need setting serial port communication parameters and defines TCP related protocol parameters System Work Mode STA Setting AP Setting Other Setting Account Upgrade SW Restart Restore Serial Port Parameters Setting Baud Rate Data Bit Parity Bit Stop Bit CTSRTS Network Parameters setting Protocol Port ID Server Address TCP Time Out Setting Figure 17 Other Setting Page 3 1 7 Account Management Page This page set web server s user name and password Jinan USR IOT Technology Co Ltd Page 27 of 54 tec usr cn io dx r BART Usr cn Low Power WiFi Module User Manual V1 3 www tcp232 net Set a New Account and Password System Work Mode STA Setting AP Setting Current Password admin Other Setting New User Name Current User Name admin Account Upgrade SW Restart Restore New Password Figure 18 Account Page 3 1 8 Upgrade Software Page User can upgrade new software firmware version through Wi Fi AX English Upgrade Software System Work Mode Current version V1 1 6 oe SN Em AP Setting Other Setting Account Upgrade SW Restart Restore Figure 19 Upgrade SW

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