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HF-LPB Low Power WiFi Module User Manual

Shanghai High-Flying Electronics Technology Co., Ltd

www.hi-flying.com

- 1 -

HF-LPB

Low Power WiFi Module User Maunal

V 1.1

may be reproduced or distributed in any form or by any means, or stored

in a database or retrieval system, without the prior written permission of

the publisher. Hi-flying Incorporated reserves the right to make changes in

technical and product specifications without provisional notification. This

module is limited to OEM installation only and must not be sold to end-

users. OEM integrators must be instructed to ensure that the end-user has

no manual instructions to remove or install the device. The end-user can

not remove or install this module to any other devices.

Changes or modifications not expressly approved by the manufacturer

could void the user’s authority to operate the equipment.

If the FCC ID of the module cannot be seen when it is installed, then the

host label must include the text: Contains FCC ID: AZY-HF-LPB

Summary of Contents for HF-LPB

Page 1: ...lisher Hi flying Incorporated reserves the right to make changes in technical and product specifications without provisional notification This module is limited to OEM installation only and must not be sold to end users OEM integrators must be instructed to ensure that the end user has no manual instructions to remove or install the device The end user can not remove or install this module to any ...

Page 2: ... STA AP AP STA Mode Support Wi Fi Direct Support WPS Function Support Wireless and Remote Firmware Upgrade Function Support User Defined Web Page Upload Single 3 3V Power Supply Smallest Size 23mm x 32 5mm x2 7mm FCC CE Certificated TABLE OF CONTENTS LIST OF FIGURES 6 LIST OF TABLES 7 HISTORY 7 1 PRODUCT OVERVIEW 8 1 1 General Description 8 1 1 1 Device Features 8 1 1 2 Device Paremeters 9 1 1 3 K...

Page 3: ...er Save Scheme 23 2 8 Parameters Configuration 25 2 9 Firmware Update 25 2 10 GPIO Function 25 3 OPERATION GUIDELINE 27 3 1 Configuration via Web Accessing 27 3 1 1 Open Web Management Interface 27 3 1 2 System Page 27 3 1 3 Work Mode Page 28 3 1 4 STA Setting Page 28 3 1 5 AP Setting Page 29 3 1 6 Other Setting Page 29 3 1 7 Account Management Page 30 3 1 8 Upgrade Software Page 30 3 1 9 Restart ...

Page 4: ... AT UART 41 4 2 2 11 AT UARTF 42 4 2 2 12 AT UARTFT 42 4 2 2 13 AT UARTFL 43 4 2 2 14 AT UARTTE 43 4 2 2 15 AT SEND 43 4 2 2 16 AT RECV 43 4 2 2 17 AT PING 44 4 2 2 18 AT NETP 44 4 2 2 19 AT TCPLK 44 4 2 2 20 AT TCPTO 45 4 2 2 21 AT TCPDIS 45 4 2 2 22 AT WSSSID 45 4 2 2 23 AT WSKEY 46 4 2 2 24 AT WANN 46 4 2 2 25 AT WSMAC 46 4 2 2 26 AT WSLK 47 4 2 2 27 AT WSLQ 47 4 2 2 28 AT WSCAN 47 4 2 2 29 AT ...

Page 5: ...ATION 52 5 1 Recommended Reflow Profile 52 5 2 Device Handling Instruction Module IC SMT Preparation 52 5 3 Shipping Information 53 APPENDIX A HW REFERENCE DESIGN 54 APPENDIX B CONTACT INFORMATION 55 1 STANDARDS AND REGULATORY COMPLIANCE 56 1 2 Standards and certification 56 1 3 FCC certification requirements 56 1 4 FCC RF exposure requirements 58 ...

Page 6: ...ructure 23 Figure 15 Open Web Management page 27 Figure 16 System Web Page 28 Figure 17 Work Mode Page 28 Figure 18 STA Setting Page 29 Figure 19 AP Setting Page 29 Figure 20 Other Setting Page 30 Figure 21 Account Page 30 Figure 22 Upgrade SW page 31 Figure 23 Restart Page 31 Figure 24 Restore Page 32 Figure 25 STA Interface Debug Connection 32 Figure 26 AP Interface Debug Connection 33 Figure 27...

Page 7: ...e Description 15 Table 5 HF LPB IP Stack Features 22 Table 6 Difference Between Deelp Sleep And Standby Mode 24 Table 7 Power Consumption with Different Power Save Mode 24 Table 8 HF LPB GPIO Pin Mapping Table 25 Table 9 HF LPB Web Access Default Setting 27 Table 10 Error Code Describtion 38 Table 11 AT Instruction Set List 38 Table 12 Reflow Soldering Parameter 52 HISTORY Ed V1 0 Created on 1 29 ...

Page 8: ...LPB 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 HF LPB integrates all Wi Fi functionality into a low profile 23x32 5x 2 7mm SMT modul...

Page 9: ...SB SPI PWM Others GPIO ADC DAC RTC Operating Voltage 3 1 3 6V Operating Current Peak Continuous TX 200mA Normal WiFi ON OFF DTIM 100ms Average 5mA Peak 200mA Deep Sleep WiFi OFF 2mA Standby WiFi Shutdown 2uA Operating Temp 40 85 Storage Temp 45 125 Dimensions and Size 23mm 32 5mm 2 7mm Software Parameter s Network Type STA AP STA AP Wi Fi Direct Security Mechanisms WEP WPA PSK WPA2 PSK WPS Encrypt...

Page 10: ...n Figure 1 HF LPB Demo 1 2 1 Pins Definition Figure 2 HF LPB Pins Map Table 2 HF LPB Pins Definition Pin Describtion Net Name Signal Type Comments 1 17 32 48 Ground GND Power 2 JTAG Function JTAG_TCK I PU JTAG Debug functional pin No connect if not use 3 JTAG Function JTAG_TDO O 4 JTAG Function JTAG_TDI I PU 5 JTAG Function JTAG_TMS I PU ...

Page 11: ...O PD GPIO26 No connect if not use 27 SPI Interface SPI_MISO I O PU No connect if not use 28 SPI Interface SPI_CLK I O PU No connect if not use 29 SPI Interface SPI_CS I O PU No connect if not use 30 SPI Interface SPI_MOSI I O PD No connect if not use 31 3 3V Power DVDD Power 33 N C No connect 34 3 3 Power DVDD Power 35 GPIO GPIO35 I O PD GPIO35 WPS functional pin 36 N C No connect 37 N C No connec...

Page 12: ... 3 V ESD Human Body Model HBM TAMB 25 C 2 KV ESD Charged Device Model CDM TAMB 25 C 1 KV Power Supply Power Consumption Parameter Condition Min Typ Max Unit Operating Supply voltage 3 1 3 3 3 8 V Supply current peak Continuous Tx 200 mA Supply current IEEE PS DTIM 100ms 5 mA Output high voltage Sourcing 6mA 2 8 V Output low voltage Sinking 6mA 0 2 V Input high voltage 2 2 V Input low voltage 0 8 V...

Page 13: ...e support internal on board chip antenna option When customer select internal antenna you shall comply with following antenna design rules and module location suggestions For customer PCB RED color region 8 3x18 4mm can t put componet or paste GND net Antenna must away from metal or high components at least 10mm Antenna can t be shieldedby any meal enclosure All cover include plastic shall away fr...

Page 14: ...aluation Kit High Flying 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 HF LPB module with the RS 232 UART RS485 USB Internal UART USB convetor or Wireless port to configure the parameters manage the module or do the some functional tests Figure 6 HF LPB Evaluation Kit Notes User need do...

Page 15: ...ce 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 BAT 2 Li Battery Power Supply EXT PORT HF LPB 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 LED P...

Page 16: ... 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 0 after normal boot up This signal used to judge if module finish boot up and rea...

Page 17: ... process Thers is pull up resister internal and no external pull up required If nReload function not required can leave this pin open Sleep RQ Module Pin Sleep Control Input The user should de assert this pin low 0 after 1 s 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 0 after 1 s assert to high 1 to put the module to wake u...

Page 18: ...etwork 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...

Page 19: ...module parameters The advantage of AP STA mode is Users can easily setting and track user device through Phone PAD and not change the orginal network setting Users can easily setting module s parameters through WiFi when module works as STA mode 2 1 3 Wi Fi Direct Network Wi Fi Direct standard permits the wireless connection without AP router Like blue tooth this standard use point to point interc...

Page 20: ... 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 tr...

Page 21: ...s 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 HF LPB support UART auto frame function If user select open this function and setting auto fram...

Page 22: ... and UDP connection Following table shows the key features of the HF LPB module IP stack which including support for DHCP multicast and ARP The Frame size limits are including IP headers z Tranmit 9 TCP UDP ICMP v4 1576 9 ICMP v6 1576 9 UCP UDP v6 1220 z Receive 9 TCP UDP v4 1516 9 TCP UDP v6 1496 9 ICMPv4 and ICMPv6 5000 Table 5 HF LPB IP Stack Features Feature Support ARP Supported Forwarding Su...

Page 23: ... HF LPB module can work at three modes based on different power save scheme Normal Active Sleep Mode AP Associated WiFi ON OFF based on internal control Deep Sleep Mode Non AP Associated WiFi OFF Standby Mode Non AP Associated WiFi Shut dwon Normal Active Sleep Mode Normal mode support two work option One is no DTIM related Default mode module will monitor the interval to Active Sleep The other is...

Page 24: ... 220mA Normal Active Sleep WiFi ON AP Connected DTIM 500ms 3 5mA 220mA Normal Active Sleep WiFi ON AP Connected DTIM 1000ms 2 8mA 220mA In addition for deep sleep standby mode module provides three wakes up options user can select one or whole as the module wake up option Refer to AT Instruction Power Management Instruction Set for more detailed setting Pin Wake Up UART Wake Up Timeout Wake Up Pin...

Page 25: ...before upgrade firmware or maybe damage the module and can t work again 2 10 GPIO Function HF LPB module can provide maximum 12 GPIO pins which include 2 A D analog input pins 3 PWM control pins 2 Pin sleep control pins 1 WPS pin 1 RTC pin 1 USB 5V control pin and 2 general GPIO pin All these pins can be customized as GPIO pins if these functions are not required As GPIO functional pin user device...

Page 26: ...IO 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 GPIOn 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 I0 I1 O0 O1 means input low inpu...

Page 27: ...agement Interface Step 1 Connect laptop to SSID HF LPB of HF LPB 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 Figure 15 Open Web Management page The HF LPB web management page support English and Chinese language User can select language environme...

Page 28: ...TA to connect remote server through AP router Also it can configure at AP STA mode which provide very flexible application for customers Figure 17 Work Mode Page 3 1 4 STA Setting 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 con...

Page 29: ...nd network parameters Most of the system support DHCP to achieve IP address so we suggest to Enable DHCP server in most applications Figure 19 AP Setting Page 3 1 6 Other Setting Page HF LPB usually works at data transparent transmission mode At this mode the user device which connected with HF LPB will connect and communicate with remote PC or server At this page user need setting serial port com...

Page 30: ...tronics Technology Co Ltd www hi flying com 30 Figure 20 Other Setting Page 3 1 7 Account Management Page This page set web server s user name and password Figure 21 Account Page 3 1 8 Upgrade Software Page User can upgrade new software firmware version through Wi Fi ...

Page 31: ...g com 31 Figure 22 Upgrade SW 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 Figure 23 Restart Page 3 1 10 Restore Page After module restore factory default setting all user configuration profile will lose ...

Page 32: ... applying HF LPB module User can also select other tools used to debug serial port Serial Debugging Software ComTools Ethernet Debugging Software TCPUDPDbg 3 2 2 Network Connection User can select two methods to connect HF LPB module base on dedicated application Use HF LPB STA interface HF LPB and debug PC2 connect to a wireless AP another PC1 or user device connect to HF LPB module with serial p...

Page 33: ...rameter 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 CommTools program setting the same serial port parameters with HF LPB module and open serial port connection Figure 27 CommTools Serial Debug Tools PC2 open TCPUDPDbg program and create a new connection If HF LPB configured as Server mode TCPUDPDbg Tools shall create Client mode...

Page 34: ...DPDbg Tools Setting Then click Create button to create a connection Figure 30 TCPUDPDbg Tools Connection 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 Figure 31 Wireless Control Application ...

Page 35: ...LPB 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 So 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 net...

Page 36: ...ough 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 UART input after module receive and feedback a as confirmation UART input a after module receive a and feedback ok to go into AT instruction set configuration mode Figure 35 Switch to Configuration Mode Notes 1 W...

Page 37: ... AT H Instruction for Help 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 Format Description Means the parts must be included Means the optional part Command Message AT CMD op para 1 para 2 para 3 para 4 CR AT Prefix of command message CMD Command string op Symbol of command operator The command ...

Page 38: ...tion Error Code Description 1 Invalid Command Format 2 Invalid Command 3 Invalid Operation Symbol 4 Invalid Parameter 5 Operation Not Permitted 4 2 2 AT Instruction Set Table 11 AT Instruction Set List Instruction Description null NULL Managment Instruction Set E Open Close show back function WMODE Set Query Wi Fi work mode AP STA APSTA ENTM Set module into transparent transition mode TMODE Set Qu...

Page 39: ...gnal strength WSCAN Scan AP WiFi AP Instruction Set Effective when module works as AP LANN Set Query AP s network parameters WAP 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 Webpage Management Instruction Set WEBSWITCH Set Webpage Option Power Management Instruction Set PSPAR Set Query power save paramete...

Page 40: ...ENTM Function Set module into transparent transmition mode Format AT ENTM CR ok CR LF CR LF When operate this command module switch from configuration mode to transparent transmission mode 4 2 2 4 AT TMODE Function Set Query module data transfer mode Format Query Operation AT TMODE CR ok tmode CR LF CR LF Set Operation AT TMODE tmode CR ok CR LF CR LF Parameters tmode data transfer mode include th...

Page 41: ... 7 AT RELD Function module restore to factory default setting Format Set Operation AT RELD CR ok rebooting CR LF CR LF When operate this command module will restore to factory default setting and reboot 4 2 2 8 AT Z Function Re start module Format AT Z CR 4 2 2 9 AT H Function Help Format Query Operation AT H CR ok command help CR LF CR LF Parameters command help command introduction 4 2 2 10 AT U...

Page 42: ...control FC hardware flow control 4 2 2 11 AT UARTF Function Open Close UART auto frame function Format Query Operation AT UARTF CR ok para CR LF CR LF Set Operation AT UARTF para CR ok CR LF CR LF Parameters para disable Close auto frame function enable Open auto frame function 4 2 2 12 AT UARTFT Function Set Query UART auto frame trigger time Format Query Operation AT UARTFT CR ok time CR LF CR L...

Page 43: ...AT UARTTE CR ok mode CR LF CR LF Set Operation AT UARTTE mode CR ok CR LF CR LF Parameters mode fast free frame trigger time between two bytes is 10ms normal free frame trigger time between two bytes is 50ms 4 2 2 15 AT SEND Function Send Data at Command Mode Format AT SEND data_lenth data_content CR ok CR LF CR LF Parameters data_lenth Lenth of send data Range 0 1000 Byte data_content contents of...

Page 44: ...eout Unknown host 4 2 2 18 AT NETP Function Set Query network protocol parameters Format Query Operation AT NETP CR ok protocol CS port IP CR LF CR LF Set Operation AT NETP protocol CS port IP CR ok CR LF CR LF Parameters protocol TCP 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 4 2 2 19 AT TCPLK Function...

Page 45: ...CPDIS CR ok sta CR LF CR LF Set Operation AT TCPDIS on off CR ok CR LF CR LF Parameters When query sta Feedback if TCP Client can be link On TCP link close off TCP link on 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 22 AT WSSSID Functio...

Page 46: ...EP When auth OPEN or SHARED effective TKIP When auth WPAPSK or WPA2PSK effective AES When auth WPAPSK WPA2PSK effective key password ASCII code shall less than 64 bit and greater than 8bit 4 2 2 24 AT WANN Function Set Query STA network setting Format Query Operation AT WANN CR ok mode address mask gateway CR LF CR LF Set Operation AT WANN mode address mask gateway CR ok CR LF CR LF Parameters mod...

Page 47: ...us Format Query Operation AT WSLK CR ok ret CR LF CR LF Parameters ret Disconnected if no WiFi connection AP SSID AP s MAC if WiFi connection available RF Off if WiFi OFF 4 2 2 27 AT WSLQ Function Query STA WiFi signal strength Format Query Operation AT WSLQ CR ok ret CR LF CR LF Parameters ret Disconnected if no WiFi connection AP s WiFi signal strength if WiFi connection available 4 2 2 28 AT WS...

Page 48: ...t Query Operation AT WAP CR ok wifi_mode ssid channel CR LF CR LF Set Operation AT WAP wifi_mode ssid channel CR ok CR LF CR LF Parameters wifi_mode Wi Fi mode include 11B 11BG 11BGN Default Value ssid SSID at AP mode channel Wi Fi channel selection AUTO CH1 CH11 Default CH1 4 2 2 31 AT WAKEY Function Set Query AP Wi Fi secruity parameters Format Query Operation AT WAKEY CR ok auth encry key CR LF...

Page 49: ...4 2 2 33 AT WADHCP Function Set Query AP DHCP server status Format Query Operation AT WADHCP CR ok status CR LF CR LF Set Operation AT WADHCP status CR ok CR LF CR LF Parameters status AP s DHCP server function status on DHCP Server Open off DHCP Server Close 4 2 2 34 AT WEBSWITCH Function Set Web page display option Format Set Operation AT WEBSWITCH web CR ok CR LF CR LF Parameters web module s w...

Page 50: ...on AT MSLP mode CR LF CR LF Parameters ret normal normal mode ps1 100ms interval deep sleep deep sleep mode WiFi OFF standby WiFi shut down mode mode normal normal mode ps1 100ms interval dslp deep sleep mode WiFi OFF standby WiFi shut down mode Note AT MSLP command can only be applied one time in every 10 second 4 2 2 37 AT MSOPT Function Set Query wake up option parameters Format Query Operation...

Page 51: ...tion AT TSPAR timeout CR LF CR LF Parameters timeout set timeout time unit second 4 2 2 39 AT WRMID Function Set module ID Format Set Operation AT WRMID wrmid CR LF CR LF Parameters wrmid set module s ID within 20 characters 4 2 2 40 AT ASWD Function Set Query WiFi Configuration Password Format Query Operation AT ASWD CR ok aswd CR LF CR LF Set Operation AT ASWD aswd CR LF CR LF Parameters aswd Wi...

Page 52: ...3 Recommend to oven bake with N2 supplied 4 Recommend end to reflow oven with N2 supplied 5 Baked required with 24 hours at 125 5 before rework process for two modules one is new module and two is board with module 6 Recommend to store at 10 RH with vacuum packing 7 If SMT process needs twice reflow 1 Top side SMT and reflow 2 Bottom side SMT and reflow Case 1 Wifi module mounted on top side Need ...

Page 53: ...Technology Co Ltd www hi flying com 53 5 3 Shipping Information TRAY BOX Size 420 245 34 mm Size 422 247 72 mm inside CARTON Size 440 260 320 mm inside Figure 38 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 ...

Page 54: ... High Flying Electronics Technology Co Ltd www hi flying com 54 APPENDIX A HW REFERENCE DESIGN Detailed HF LPB Evluation Board design source files pls access High Flying web download page or contact with High Flying technical support people to acquire ...

Page 55: ...B CONTACT INFORMATION Address Room 511 510 Building 7 No 365 Chuanhong Road Pudong New Area Shanghai China 201202 Web www hi flying com Service Online 400 189 3108 Sales Contact sales hi flying com For more information about High Flying modules applications and solutions please visit our web site http www hi flying com en ...

Page 56: ... described in Part 2 1091 b this device is a mobile device And the following conditions must be met 1 The EUT is a mobile device maintain at least a 20 cm separation between the EUT and the user s body and must not transmit simultaneously with any other antenna or transmitter 2 The device is only for fixed operation mode A Class II Change would be required for near body Host applications 3 A label...

Page 57: ...inished products Please refer to KDB784748 D01 v07 section 8 Page 6 7 last two paragraphs A certified modular has the option to use a permanently affixed label or an electronic label For a permanently affixed label the module must be labelled with an FCC ID Section 2 926 see 2 2 Certification labelling requirements above The OEM manual must provide clear instructions explaining to the OEM the labe...

Page 58: ...ion Changes or modifications not expressly approved by the manufacturer could void the user s authority to operate the equipment 1 4 FCC RF exposure requirements 1 Radiated transmit power must be equal to or lower than that specified in the FCC Grant of Equipment Authorization for FCC ID AZY HF LPB 2 To comply with FCC regulations limiting both maximum RF output power and human exposure to RF radi...

Page 59: ... or disclosed to unauthorized persons without the written consent of High Flying The recipient of this document shall respect the security status of the information The master of this document is stored on an electronic database and is write protected and may be altered only by authorized persons at High Flying Viewing of the master document electronically on electronic database ensures access to ...

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