Guangzhou Elementary Charge Communication Technology SYQ-MT7628 YDH-MT76X8 Network Module User Manual Users manual

Guangzhou Elementary Charge Communication Technology Co., LTD YDH-MT76X8 Network Module Users manual

Users manual

Guangzhou Elementary Charge Communication Technology Co., LTD
Guangzhou Elementary Charge Communication Technology Co., LTDOverviewThis document mainly introduces the electrical characteristics,mechanical dimensions, pin definition and development supportingresources of the syq-mt7628/7688 WIFI module.Supporting Development Board Version.The development board version which is compatible with this moduleis as follows, and the corresponding development board can be purchasedto speed up the development process.NameVersionDYQ-MT76X8V1.1YDH-MT76X8KITV1.2LDS_MT76X8V1.0Applicable ScenarioThis module is suitable for many scenarios, such as the followingscenario.routing productDTUIOTWireless communicationWiFi APA Revision HistoryThe revision record accumulates a description of each documentupdate.The latest version of the document contains updates to all previousversions of the document.DataVersionInstructions2017-09-30V1.0First release2017-10-17V1.1Modify part error2017-11-06V1.2Add some content2018-02-06V1.3Modify part error2018-04-02V1.4Increase rf parameters
Guangzhou Elementary Charge Communication Technology Co., LTDDirectory1、INSTRUCTIONS..........................................................................................................11.1 INTRODUCTION OFTHE MODULE................................................................................ 11.2 MAIN APPLICATION AREAS........................................................................................ 11.3 FEATURES............................................................................................................... 11.4 DIAGRAM.................................................................................................................21.5 BASIC PARAMETER................................................................................................... 32、MODULE DEFINITION................................................................................................72.1 PIN DEFINITION.....................................................................................................72.2 Package Dimensions...................................................................................102.3 Development Kit.........................................................................................11
Guangzhou Elementary Charge Communication Technology Co., LTD1、Instructions1.1 Introduction Of The ModuleThe syq-mt7628/7688 WIFI module is a low-cost and low-power iot modulebased on MT7628/7688.The module supports Linux operating system,OpenWRT,LEDE and custom development, is the integration of 802.11 b/g/nWIFI solution, can be widely applied to intelligent devices and theapplication of cloud services, including cable, wireless cameras, hard,routers, wireless speakers, wireless AP storage, etc.1.2 Main application areasIOTWiFi intelligent householdWiFi intelligent householdIndustrial controlConsumer electronicsWireless cameraHard APRouterWireless speakerWireless storageWiFi hotspotWiFi mobile power supplyWired network to WiFi.1.3 FeaturesThis module adopts MT7628NN/7688AN scheme, small size and stableperformance.The main features are as follows.（1）Super small volume, length and width is only 55mm x 38mm.（2）2.0mm pin interface for easy installation.1
Guangzhou Elementary Charge Communication Technology Co., LTD2（3）Optional ceramic antenna and i-pex interface.（4）3.3V single power supply.（5）Wired & wireless router scheme.（6）Support 802.11b /g/n protocol, maximum 300/150mbps.（7）Wired support 1WAN and 4LAN, 10M/100M self-adaptive.（8）Moderate RF power consumption.（9）Onboard 32-256mb DDR2 memory, 8-32mb FLash.（10）480Mbps high-speed USB interface.（11）3 UART (UART0 for system Debug).（12）TCP turns the serial port.（13）Sd-xc, eMMC, PCM, IIS digital audio interface (192K/24bits),IIC communication interface, PWM, SPI master/slave.（14）GPIO.1.4 Diagram
Guangzhou Elementary Charge Communication Technology Co., LTD31.5 Basic ParameterclassificationparameterWirelessparametersWireless rate150Mbps OR 300MbpsFrequency range2.4GHz-2.4835GHzWireless standardsIEEE 802.11b/g/nWireless optionsI-pex connector OR onboardceramic antenna.impedance50ΩHardwareparametersChipsetMT7628/MT7688KernelMIPS24KEcBasic frequency580MHzRAMDDR2 32MB,64MB,128MB,256MBFlash8MB,16MB,32MBData interfaceUART、IIS、IIC、SPI、PWM、GPIOsize55mmX38mmBoard levelsoftwareCustom developmentProvide SDK for customersecondary development.Wireless typeAP/STA/AP+STAEncryption typeWEP64/WEP128Security mechanismWEP/WAP-PSK/WPA2-PSK/AESThis module supports onboard ceramic antenna and externalantenna.When customers use a built-in antenna, note:（1）keep the antenna away from the metal, at least 10mm spacing with thesurrounding high components.（2）the antenna part shall not be covered by metal shell, and the plasticshell shall be kept at least 10mm.
Guangzhou Elementary Charge Communication Technology Co., LTD41.6 Electric ParameterItemconditionMinTypMaxUnitOperating temperature-2055℃Storage Temperature-45125℃Maximum weldingtemperatureIPC/JEDECJ-STD-020℃Operating voltage2.973.33.62VArbitrary I/O voltage03.3VElectrostatic discharge(human model)TAMB=25℃2KVElectrostatic discharge(charging device model)TAMB=25℃2KV1.7 RF Parameter1.7.1 802.11b 11M802.11b Transmit (Conductive)ItemConditionMinTypMaxUnitFrequencyRangeChannel 1Channel 11Tx PowerLevelDQPSK15.51616.5dBmFrequencyTolerance-101ppmMaskErr05.12%EVM-45-20dB802.11b Receiver (Conductive)ItemConditionMinTypMaxUnitFrequencyRangeChannel 1Channel 11
Guangzhou Elementary Charge Communication Technology Co., LTD5Min. Input11Mbps PER<8%-91.5-89.5-87.5dBm1.7.2 802.11g 54M802.11g Transmit (Conductive)ItemConditionMinTypMaxUnitFrequencyRangeChannel 1Channel 11Tx PowerLevelOFDM15.51616.5dBmFrequencyTolerance-101ppmMaskErr05.12%EVM-45-20dB802.11g Receiver (Conductive)ItemConditionMinTypMaxUnitFrequencyRangeChannel 1Channel 11Min. Input54Mbps PER<8%-78.0-76.0-74.0dBm1.7.3 802.11n MCS7(HT20)802.11n_HT20 Transmit (Conductive)ItemConditionMinTypMaxUnitFrequencyRangeChannel 1Channel 11Tx PowerLevelOFDM15.51616.5dBmFrequencyTolerance-101ppmMaskErr05.12%
Guangzhou Elementary Charge Communication Technology Co., LTD6EVM-45-27dB802.11n_HT20 Receiver (Conductive)ItemConditionMinTypMaxUnitFrequencyRangeChannel 1Channel 11Min. InputMCS7 PER<10%-76.5-74.5-72.5dBm1.7.1 802.11n_MCS7(HT40)802.11n_HT40 Transmit (Conductive)ItemConditionMinTypMaxUnitFrequencyRangeChannel 1Channel 11Tx PowerLevelDQPSK15.51616.5dBmFrequencyTolerance-101ppmMaskErr05.12%EVM-45-27dB802.11n_HT40 Receiver (Conductive)ItemConditionMinTypMaxUnitFrequencyRangeChannel 1Channel 11Min. InputMCS7 PER<10%-76.5-74.5-72.5dBm
Guangzhou Elementary Charge Communication Technology Co., LTD72、Module DefinitionAfter the power supply, the voltage supply is normally blue, and thered light indicates that the WIFI startup is successful, that is, thesystem starts normally, and the green light corresponds to GPIO0 (GPIOmode is GPIO11) according to the system software setting.2.1 Pin Definition
Guangzhou Elementary Charge Communication Technology Co., LTD8PinNameTypeNote1GPIO0I/OGPIO,Connect to green light2*UART_TX0OUART0 send，3.3V cmos level3UART_RX0IUART0 receive,Internalpull-down 10K resistance.3.3V cmos level4RXIP0I/OWAN RX+5RXIN0I/OWAN RX-6TXOP0I/OWAN TX+7TXON0I/OWAN TX-8TXOP1/PWM_CH0I/OLINK0 TX+/PWM9TX0N1/PWM_CH1I/OLINK0 TX-/PWM10RXIP1/UART_TXD2I/OLINK0 口 RX+/UART211RXIN1/UART_RXD2I/OLINK0 口 RX-/UART212RXIP2/SD_D7/GPIO18I/OLINK1 口 RX+/SD data713RXIN2/SD_D6/GPIO19I/OLINK1 口 RX-/SD data614TXOP2/SD_D5/GPIO20I/OLINK1 口 TX+/SD data515TXON2/SD_D4/GPIO21I/OLINK1 口 TX-/SD data416TXOP3SD_WPILINK2 口 TX+/SD writeprotection17TXON3/SD_CDILINK2 口 TX-/SD Detection18RXIP3/SD_D1I/OLINK2 口 RX+/SD data119RXIN3/SD_D0I/OLINK2 口 RX-/SD data020RXIP4/SD_CLKOLINK3 口 RX+/SD clock21RXIN4/SD_CMDI/OLINK3 口 RX-/SD command22TXOP4/SD_D3I/OLINK3 口 TX+/SD data323TXON4/SD_D2I/OLINK3 口 TX-/SD data224GNDPowerPower Ground
Guangzhou Elementary Charge Communication Technology Co., LTD925USB_DPI/OUSB2.0 D+26USB_DMI/OUSB2.0 D-27DC3V3PowerPower (Need ripple small,current is big) use DC-DCchip28DC3V3PowerPower (Need ripple small,current is big) use DC-DCchip29GNDPowerPower Ground30*PERST_NI/OPCIe device reset31REF_CLKOI/OCLKOUT32WPS_RST_BUTTONI/OWatchDog reset33CPURST_NI/OSystem reset34GPIO39I/OThe default is LINK3 statusindication.35GPIO40I/OThe default is LINK2 statusindication.36GPIO41I/OThe default is LINK1 statusindication.37GPIO42I/OThe default is LINK0 statusindication.38GPIO43I/OThe default is WAN statusindication.39WLED_NOWIFI status indicator40*UART_TX1OUART1 send3.3V cmos level41UART_RX1IUART1 receive3.3V cmos level42I2S_SDIII2S data input
Guangzhou Elementary Charge Communication Technology Co., LTD1043*I2S_SDOOI2S data output44I2S_WSOI2S Audio interface ADC left/ right clock45I2S_CLKOI2S Bit Clock46I2C_SCLKOI2C Clock47I2C_SDI/OI2C Data48*SPI_CS1I49SPI_MISOI50SPI_CS0OSPI Chip Selection(defaultselection)51*SPI_CLKO52*SPI_MOSIOThe red signal with the prefix "red" is used for the system startupconfiguration, and the external non-driver is not pulled down, which willcause the startup to fail.For more details on multiplexing, check out the Datasheet.2.2 Package Dimensions
Guangzhou Elementary Charge Communication Technology Co., LTD11The pin spacing is 2.0mm. When the client designs PCB, clients cancontact our company to provide packaging, which can provide the schematicdiagram of AD, PADS, Orcad, Allergo and PCB packaging.2.3 Development KitThe Elementary Charge Communication Technology providesdyq-mt76x8 , ydh-mt76x8 kit and lds-mt76x8 evaluation and development kitfor customers to quickly become familiar with the products and developin-depth application.
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