Lierda Science & Technology Ltd
LSDSCIENCE&TECHNOLOGYCO.,LTD.
LSD4WF-2MD05106(XXXY) Low Power Wi-Fi Module User Manual Model LSD4WF-2MD05106 Name Wi-Fi Module Revision v1.0
1 Index
1.Productoverview .............................................................................................................................................. 3 1.1GeneralDescription ................................................................................................................................ 3 1.2Features ..................................................................................................................................................... 3 2.Parameters .......................................................................................................................................................... 4 3.Package ................................................................................................................................................................ 5 4.Pindefinition ...................................................................................................................................................... 6 5.Behaviorofelectricity ....................................................................................................................................... 8 6.Typicalapplication ............................................................................................................................................ 8 7.Referencedesign ............................................................................................................................................... 9 8.Developingtool ................................................................................................................................................. 9 OEM Labeling Requirements:
NOTICE:The OEM or final integrator must ensure that FCC labeling requirements are met.This includes an additional label on the outside of the final product housing with the following contents:
Company Name:XXXX MODEL: YYYY Contains Model: LSD4WF-2MD05106(XXXXY) FCC ID:N8NLSD4WF2MD05106 This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and(2) this device must accept any interference received, including interference that may cause undesired operation. satisfy FCC RF Exposure To a separation distance of 20 cm or more should be maintained between the antenna of this device and persons during operation. To ensure compliance, operation at closer than this distance transmitter must not this be co-located or operating in conjunction with any other antenna or transmitter. recommended. The antenna(s) used requirements transmission devices, is not this for for 2 1. Productoverview 1.1GeneralDescription LSD4WF-2MD05106 is a Wi-Fi module for any electronic device to achieve networking capabilities. The module is fully in line with the 802.11b/g/n international standard specification, the internal integrated high performance Wi-Fi chip make it easy to access the serial port equipment or MCU control equipment to network, so as to realize wireless networking. Built-in TCP/IP protocol stack, supports STA/AP/STA+AP coexistence working modes, supports 802.11b/g/n protocol, supports wireless local upgrade and OTA remote firmware upgrade. 32.8mmx23.1mmx3.2mm, using the stamp hole package, built-in board PCB antenna. 1.2Features Confirm with 802.11b/g/n protocol. Built-in high performance M3 core MCU, highest frequency 166MHz, high speed data processing ability. USART/GPIO/SPI/PWM multiple interface. QJoine high speed link configuration. Support STA/AP/STA+AP coexist work mode. Support WPA/WPA2/WEP encryption. Support wireless, Web page and OTA remote hardware upgrading. Support multiple net protocol communication. Provide abundant AT instruction set configuration. Optional built-in on board PCB antenna and external antenna interface. Dimension32.8mmx23.1mmx3.2mm, Stamp hole paste. 3.3V single power supply. CE/FCC. RoHS. 3 2. Parameters Wireless Parameters Hardware Parameters Software parameters Parameters Standard Frequency Emitting power Receiving Sensitivity Type of Modulation 802.11 b/g/n 2.412GHz-2.462GHz 802.11b:+17.00.5dBm(@11Mbps) 802.11g:+15.50.5dBm(@54Mbps) 802.11n:+15.50.5dBm(@HT20,MCS7) 802.11b: -83 dBm (@1Mbps ,CCK) 802.11g: -74dBm (@54Mbps, OFDM) 802.11n: -61dBm (@HT20, MCS7) 802.11g/n OFDM(BPSK,QPSK,16QAM,64QAM) 802.11bCCK11Mbps,5.5Mbps,QPSK2Mbps,BPS K 1Mbps Antenna Built-inOn board PCB antenna 2dBi Working Voltage Working Current Working Temperature Hardware Interface Dimension Wireless network type Security Mechanism Encryption Hardware upgrading Network Protocol 3.3V3.0V~3.6V Quiescent Current~20mA Emitting peak Current~200mA
-20 ~ 85 USART/GPIO/SPI/PWM 32.8mmx23.1mmx3.2mm STA/AP/STA+AP WEP/WPA-PSK/WPA2-PSK WEP/AES/TKIP Local wireless upgrading/ Web page upgrading/ Remote upgrading IPv4, TCP/UDP/FTP/HTTP User QJoine ConfigurationAT+instructionWeb Configuration page Pic1-1 LSD4WF-2MD05106 Basic Parameters 4 3. Package Pic 1-2 LSD4WF-2MD05106 Front and back Pic 1-3 LSD4WF-2MD05106 module package dimension Unitmm 5 4. Pindefinition PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Pic 1-4 LSD4WF-2MD05106 Module pin layout PinDefinition GND Function Ground pin JTAG_CLK/GPIOE_4 Program download port JTAG_TDO/PWM2/SPI0_MOSI/GPIOE_2 JTAG_TDI/PWM1/SPI0_CLK/GPIOE_1 JTAG_TMS/PWM3/SPI0_MISO/GPIOE_3 PWM0/SPI0_CS0/GPIOE_1 NC GPIOC_4 VDD NC NC NC NC NC NC Program download port Program download port Program download port Multiplex pin NC GPIO VCCDC_3.3V NC NC NC NC NC NC 6 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 GPIOF_5 GND NC NC NC NC NC NFC_IN NFC_IP NC GPIOB_0 GPIOB_1 NC NC NC VDD GND NC VDD GPIOC_5 NC NC GPIOB_2 UART2_TX/GPIOA_4 UART2_RTS/GPIOA_2 UART2_RX/GPIOA_0 UART2_CTS/GPIOA_1 GPIOA_5nLink GPIOA_3nReady GPIOB_3nReload EEPROM_SEL 0:Internal NV memory select 1:External EEPROM select Definepull-down Ground pin NC NC NC NC NC NFC+
NFC NC BOOT_SCENARIO 0:booting from internal memory 1:booting flash Define: pull-down GPIO NC NC NC VCCDC_3.3V Ground pin NC VCCDC_3.3V GPIO NC NC NORMAL_MODE_SEL 0:Normal operation mode 1:Enter into debug mode Definepull-down UART2/IOPIN UART2/IOPIN UART2/IOPIN UART2/IOPIN WIFILED 0WIFInoConnection 1WIFIConnection Modulestartupinstructions 0:start 1nostart Restorefactorysettings 7 46 47 48 NC Reset GND NC Reset pin Ground pin Table 1-1 LSD4WF-2MD05106 Module pin definition 5. Behaviorofelectricity Parameters Working voltage Standby current Static current TX current RX current Minimum Typical value Maximum 3.6 3.0 3.3 15 26 160 65 Table1-2 LSD4WF-2MD05106 behavior of electricity Unit V mA mA mA mA 6. Typicalapplication Pic1-5 LSD4WF-2MD05106 Typical circuit connection Pin nlink State Output (connected to LED) nReload Input, valid in low level nReset USART_TX/USAR T_RX Input, valid in low level Serial port transceiver port Remark Check the network state of module or indication for batch upgrade or configuration Connect button to chip pin for factory setting restoring Reset pin Serial port transceiver port Table 1-3 Connection introduction of cardinal pin 8 7. Referencedesign PCB onboard antenna is built in LSD4WF-2MD05106 module, users should using onboard antenna design need to be cautious that 1, No components or GND on antenna area of user board 2, Keep antenna away from metal, stay over 10mm away from surrounding higher components. 3, Antenna cant be covered by metal case and it should be over 10mm away from plastic casing. During specific design, users can consult the Lierda technical engineer to assist in the place of the module and related Layout. 8. Developingtool Lierda would provide a complete set of LSD4WF-2MD05106 development kit for customers to get familiar with the application and development of the module. Users can configure and debug the parameters of the LSD4WF-2MD05106 module through the USB interface and the function test. This development board can directly get power from the USB interface, it also support lithium battery and DC 5~18V DC current supply, convenient for the user. Pic 1-6 Developing board (front) 9 Pic 1-7 Developing board (back) External interface introduction, table: 1-4 Function Item Description USB2TTL UART to USB debugging port, can be used for power supply USB DEBUG USB2.0 debugging interface(reserved) External interface LED indication light DC5-18V COM1 RS485 JMP1 JMP2 JMP3 JPM6 5~18V DC input RS232 interface RS485 interface Preserve Preserve 4Pin USB and RS232 debugging choosing port, left choose USB 3Pin RS485 and RS232 debugging choosing port, no wire jumper choose RS232 EXT_PORT LSD4WF-2MD05106 GPIO interface expand JTAG Battery Power Sleep_ON nReady JTAG data debugging interface Lithium battery supply interface 3.3V power indication Module standby indication OnModule is in standby mode OffModule is working Module start or updating ready indication OnModule started up OffModule not started BlinkRemote updating, blink frequency in proportion to download speed 10 nLink WPS nReset Button Sleep_RQ nReload Module connection indication OnWi-Fi connected OffWi-Fi unconnected Function reserve Reset Function reserve Press button for over 4 seconds to restore to factory settings. Table 1-4 External interface introduction of LSD4WF-2MD05106developing board 11