#  LinkIoT Modules API

-   [OpenHarmony Kernel](openharmony-kernel.md)
    -   [Standard Library](standard-library.md)
        -   [CMSIS](cmsis.md)
        -   [KAL](kal.md)

-   [Basic System Capability Subsystem Set](basic-system-capability-subsystem-set.md)
    -   [Communication Subsystem](communication-subsystem.md)
        -   [Wifiservice](wifiservice.md)
        -   [Softbus](softbus.md)

    -   [Service Framework Subsystem](service-framework-subsystem.md)
        -   [Broadcast](broadcast.md)
        -   [Samgr](samgr.md)
        -   [OHOS Init](ohos-init.md)

-   [Basic Software Service Subsystem Set and Hardware Service Subsystem Set](basic-software-service-subsystem-set-and-hardware-service-subsystem-set.md)
    -   [Power Management Subsystem](power-management-subsystem.md)
        -   [Power](power.md)

-   [Common Base Library](common-base-library.md)
    -   [Utils Subsystem](utils-subsystem.md)
        -   [Kv\_store](kv_store.md)
        -   [Parameter](parameter.md)
        -   [Utils\_config](utils_config.md)
        -   [Utils\_file](utils_file.md)

-   [IoT Platform](iot-platform.md)
    -   [IoT Subsystem](iot-subsystem.md)
        -   [Wifiiot](wifiiot.md)

-   [Header Files and Data Structures](header-files-and-data-structures.md)
    -   [Header Files](header-files.md)
        -   [common.h](common-h.md)
        -   [discovery\_service.h](discovery_service-h.md)
        -   [feature.h](feature-h.md)
        -   [iunknown.h](iunknown-h.md)
        -   [kal.h](kal-h.md)
        -   [kv\_store.h](kv_store-h.md)
        -   [lowpower.h](lowpower-h.md)
        -   [message.h](message-h.md)
        -   [ohos\_init.h](ohos_init-h.md)
        -   [parameter.h](parameter-h.md)
        -   [reset.h](reset-h.md)
        -   [session.h](session-h.md)
        -   [station\_info.h](station_info-h.md)
        -   [samgr\_lite.h](samgr_lite-h.md)
        -   [service.h](service-h.md)
        -   [utils\_config.h](utils_config-h.md)
        -   [utils\_file.h](utils_file-h.md)
        -   [wifi\_device.h](wifi_device-h.md)
        -   [wifi\_device\_config.h](wifi_device_config-h.md)
        -   [wifi\_error\_code.h](wifi_error_code-h.md)
        -   [wifi\_event.h](wifi_event-h.md)
        -   [wifi\_hotspot.h](wifi_hotspot-h.md)
        -   [wifi\_hotspot\_config.h](wifi_hotspot_config-h.md)
        -   [wifi\_linked\_info.h](wifi_linked_info-h.md)
        -   [wifi\_scan\_info.h](wifi_scan_info-h.md)
        -   [wifiiot\_adc.h](wifiiot_adc-h.md)
        -   [wifiiot\_at.h](wifiiot_at-h.md)
        -   [wifiiot\_errno.h](wifiiot_errno-h.md)
        -   [wifiiot\_flash.h](wifiiot_flash-h.md)
        -   [wifiiot\_flash\_ex.h](wifiiot_flash_ex-h.md)
        -   [wifiiot\_gpio.h](wifiiot_gpio-h.md)
        -   [wifiiot\_gpio\_ex.h](wifiiot_gpio_ex-h.md)
        -   [wifiiot\_i2c.h](wifiiot_i2c-h.md)
        -   [wifiiot\_i2c\_ex.h](wifiiot_i2c_ex-h.md)
        -   [wifiiot\_i2s.h](wifiiot_i2s-h.md)
        -   [wifiiot\_kal.h](wifiiot_kal-h.md)
        -   [wifiiot\_partition.h](wifiiot_partition-h.md)
        -   [wifiiot\_pwm.h](wifiiot_pwm-h.md)
        -   [wifiiot\_sdio.h](wifiiot_sdio-h.md)
        -   [wifiiot\_spi.h](wifiiot_spi-h.md)
        -   [wifiiot\_uart.h](wifiiot_uart-h.md)
        -   [wifiiot\_uart\_ex.h](wifiiot_uart_ex-h.md)
        -   [wifiiot\_watchdog.h](wifiiot_watchdog-h.md)

    -   [Data Structures](data-structures.md)
        -   [AtCmdTbl](atcmdtbl.md)
        -   [Consumer](consumer.md)
        -   [CapabilityMap](capabilitymap.md)
        -   [CommonDeviceInfo](commondeviceinfo.md)
        -   [DeviceMap](devicemap.md)
        -   [Feature](feature.md)
        -   [HotspotConfig](hotspotconfig.md)
        -   [IPublishCallback](ipublishcallback.md)
        -   [ISessionListener](isessionlistener.md)
        -   [IUnknown](iunknown.md)
        -   [IUnknownEntry](iunknownentry.md)
        -   [Identity](identity.md)
        -   [MemInfo](meminfo.md)
        -   [Provider](provider.md)
        -   [PublishInfo](publishinfo.md)
        -   [Request](request.md)
        -   [Response](response.md)
        -   [Subscriber](subscriber.md)
        -   [StationInfo](stationinfo.md)
        -   [SimpleVector](simplevector.md)
        -   [SamgrLite](samgrlite.md)
        -   [Service](service.md)
        -   [ThreadInfo](threadinfo.md)
        -   [TaskConfig](taskconfig.md)
        -   [WifiDeviceConfig](wifideviceconfig.md)
        -   [WifiScanParams](wifiscanparams.md)
        -   [WifiEvent](wifievent.md)
        -   [WifiLinkedInfo](wifilinkedinfo.md)
        -   [WifiScanInfo](wifiscaninfo.md)
        -   [WifiIotI2cData](wifiioti2cdata.md)
        -   [WifiIotI2cFunc](wifiioti2cfunc.md)
        -   [WifiIotI2sAttribute](wifiioti2sattribute.md)
        -   [WifiIotFlashPartitionInfo](wifiiotflashpartitioninfo.md)
        -   [WifiIotFlashPartitionTable](wifiiotflashpartitiontable.md)
        -   [WifiIotSdioExtendFunc](wifiiotsdioextendfunc.md)
        -   [WifiIotSdioAdmatable](wifiiotsdioadmatable.md)
        -   [WifiIotSdioIntcallback](wifiiotsdiointcallback.md)
        -   [WifiIotSpiCfgBasicInfo](wifiiotspicfgbasicinfo.md)
        -   [WifiIotSpiCfgInitParam](wifiiotspicfginitparam.md)
        -   [WifiIotUartAttribute](wifiiotuartattribute.md)
        -   [WifiIotUartExtraAttr](wifiiotuartextraattr.md)
        -   [osVersion\_t](osversion_t.md)
        -   [osThreadAttr\_t](osthreadattr_t.md)
        -   [osTimerAttr\_t](ostimerattr_t.md)
        -   [osEventFlagsAttr\_t](oseventflagsattr_t.md)
        -   [osMutexAttr\_t](osmutexattr_t.md)
        -   [osSemaphoreAttr\_t](ossemaphoreattr_t.md)
        -   [osMessageQueueAttr\_t](osmessagequeueattr_t.md)