MT7681使用中常见问题解答与程序指导

MT7681 IoT FAQ

1 Source Code Compile...................................................................................................................................................5

1.1 How to Setup AndeSight SDK............................................................................................................................5

1.2 How to create new project in AndeSight / How to import MTK7681 SDK to AndeSight..................................5

1.3 How to compile source code for Recovery FW , Sta FW, AP FW......................................................................6

1.4 SDK编译后生成ap，sta，recovery，all等文件，哪个文件才是我最终要烧录的，..................................6

1.5 Compile Source Code fail ‐‐ .BSS is not within region SRAM............................................................................6

2 FW Upgrade..................................................................................................................................................................6

2.1 FW upgrade method........................................................................................................................................6

2.2 How to change AP mode and Station Mode.....................................................................................................6

2.3 Why there is a Recovery Mode.........................................................................................................................7

2.4 How to set recovery mode duration.................................................................................................................7

3 APK Install and usage...................................................................................................................................................8

3.1 手机安装IoTManager_v0.94_1_android4.0.apk，显示是“解析包时出现问题”...........................................8

4 System Coding..............................................................................................................................................................8

4.1 Printf_High() /DBGPRINTF_HIGH() 输出LOG的开关........................................................................................8

4.2 flash分区里reserved的区域有没有其他特殊用途？可不可以拿来保存一些数据.....................................8

4.3 打开 CFG_SUPPORT_TCPIP 宏使用AT命令的TCP功能。编译时出现错误...................................................9

4.4 为什么使用IoT_gpio_output() 设定某个GPIO为1后，一会后莫名其妙又被拉低...................................9

5 Connection Development.............................................................................................................................................9

5.1 MT7681 Support mode 和Bandwidth.............................................................................................................9

5.2 一般 C程式有entry point,即main(), 請問一個IoT application 的entry point在哪裡?..................................9

5.3 How to get mt7681 MAC address.....................................................................................................................9

5.4 在sta模式下连接ap，但是我要怎么来判断连接成功与否？？？............................................................10

5.5 如何自动获取IP，是通过uip中的dhcpc相关函数吗？？？.......................................................................10

5.6 如何進行SW reset. 將IP/SSID 等參數 reset成出廠設定值.......................................................................10

5.7 现在的1.10版本好像没有mem_alloc及mem_free函数.............................................................................11

5.8 结构体_WIFI_STATE的说明性文档，每个状态代表什么意义....................................................................11

5.9 Smart Connection的station config数据结构.................................................................................................11

5.10 Smart Connection的(station config)数据存取及清除...................................................................................12

5.11 使用宏 CFG_SUPPORT_MTK_SMNT=1 来控制是否使用 MTK的smart connection.................................12

5.12 How to get PMK.............................................................................................................................................13

6 Application Development...........................................................................................................................................14

6.1 How to send TCP/UDP packet.........................................................................................................................14

6.2 IoT application內要scan AP, 連到AP, 建TCP + SSL ...等,要參考哪些 APIs document?..............................14

6.3 数据从服务器转发到7681，数据包格式是怎样的，经过解包之后是怎样的数据类型？....................14

6.4 SDK中有TCP和UDP两种方式， UDP/TCP是什么情况下使用的呢？.........................................................14

6.5 MT7681透过AP Router与Internet Server，请问这个Internet Server做"转发"作用外，还有哪些作用呢？ 15

6.6 是否有获取网络时间的协议Support SNTP, NTP..........................................................................................15

6.7 Set up the TCP connection on MT7681..........................................................................................................15

6.8 Cannot use AT Cmd “Netmode ,Channel, SoftAPConf and TCP_Connect ”…..............................................16

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