分类：设计开发    下载：0    浏览：537    时间：2017-08-29

MT7681 编译环境搭建指南 文档说明，此文档旨在协助客户搭建好MT7681 的软体编译环境，不涉及到软件的烧录以及测试的相关信息是在MTK_AndesToolChains_Usage_v0.02_20140415.pdf 的基础上进行整理的。

分类：设计开发    下载：7    浏览：556    时间：2017-08-29

MT7681 IoT Wi‐Fi Calibration SOP 1 了解Calibration参数的存放位置........................................................................................................................................4 1.1 依照文件：MT7681_IoT_WIFI_Firmware_Programming_Guide.pdf......................................................................4 1.2 调整前default.bin 的准备......................................................................................................................................4 1.3 调整方式‐Uart.........................................................................................................................................................5 2 TX Mode 调整过程.............................................................................................................................................................5 2.1 进入Calibration Mode.............................................................................................................................................5 2.2 用default.bin 校准频偏（XTAL trim）.................................................................................................................5 2.3 测试Channelx 的 TXpower....................................................................................................................................6 2.4 存储调整参数 (以Tx Power为例)...........................................................................................................................6 2.4.1 将TXpower 调整值写入Chip Efuse 从0x52~0x5A 的位置......................................................................6 2.4.2 将TXpower调整值写入Flash EEPROM Block 从0x52~0x5A 的位置........................................................7 3 Rx Mode 调整过程..............................................................................................................................................................7 3.1 Rx调整前准备.........................................................................................................................................................7 3.2 RX Test 测试方法...................................................................................................................................................7

分类：设计开发    下载：5    浏览：596    时间：2017-08-28

文件原名：MT7620A_Layout_Guide_V0.3-20120920.pdf MT7620A Layout design comment Placement PCB Layer Stack System Block Diagram Power Topology RF matching network DDR2 PCI-e Ethernet RGMII Others

分类：设计开发    下载：23    浏览：1044    时间：2017-08-26

目录 1. VMware9虚拟机环境安装 ........................................................................................... 2 2. Ubuntu系统在VMware上安装 ................................................................................... 7 3. RT5350开发环境搭建及错误处理 ............................................................................. 40 4. 编译RT5350 SDK（Uboot&&Kernel） ........................................................................ 44 5. 4M/16M和4M/32M的配置方法 .............................................................................. 54 6. 测试编译固件在开发板正常工作 .............................................................................. 55 7. 添加自己应用到SDK中 ............................................................................................. 59 8. 添加驱动程序到SDK中，实现控制所有GPIO的电平 ............................................. 62 9. GPIO复用功能配置说明 ............................................................................................ 67 10. 项目实战---通过手机控制开发板上的LED ................................................................ 67 11. 移植Openwrt系统到开发板上,保证无线，有线正常工作....................................... 71 12. Apclient模式（AP+STA同时共存）实现中继功能WDS ........................................... 75 13. SDK4.1 稳定性以图为证 ............................................................................................ 77 14. 恢复模块出厂设置 ..................................................................................................... 78 15. STA模式设置.............................................................................................................. 79 16. 修改出厂默认参数 ..................................................................................................... 82 17. 设置终端串口为普通串口，做wifi转串口项目 ....................................................... 83 18. WEB升级root_uImage............................................................................................... 83 19. 量厂固件生成方法 ..................................................................................................... 84 20、通过web界面，修改串口应用程序参数 .................................................................. 84 20.1、修改webui配置界面........................................................................................... 84 20.2、修改js与c语言交互 .......................................................................................... 85 20.3、添加应用程序保存在flash分区字段名 .............................................................. 85 20.4、添加应用程序接受更改的参数 ........................................................................... 85 21、支持jffs2文件系统，掉电后保存用户数据 .............................................................. 86 21.1 配置内核 ............................................................................................................... 86 21.2 添加支持jffs2的命令 ........................................................................................... 88 21.3 修改SDK默认分区，添加用户分区 ..................................................................... 89 21.4 测试jffs2文件系统，掉电保存用户数据 ............................................................. 89

分类：设计开发    下载：18    浏览：1046    时间：2017-08-25

使用原厂的SDK，生成的内核镜像没有WiFi，需要自己动手添加WiFi驱动。这个就是给MT7628、MT7688开发板添加的WIFI驱动模块。

分类：设计开发    下载：7    浏览：925    时间：2017-08-25

1 序言..............................................................................................................................................3 2 为什么用RT5350和OpenWRT...................................................................................................3 3 开发前准备.................................................................................................................................4 3.1硬件准备............................................................................................................................4 3.2 软件准备...........................................................................................................................5 3.3 虚拟机的安装...................................................................................................................5 3.4 Linux 系统安装...................................................................................................................5 4 OpenWRT 系统的编译..................................................................................................................6 4.1 Openwrt源码下载。.........................................................................................................6 4.2 更新和安装软件包...........................................................................................................6 4.3 配置编译系统...................................................................................................................7 4.3.1 配置CPU和开发板型号........................................................................................7 4.3.2 配置用户界面LuCI.................................................................................................8 4.4 编译..................................................................................................................................9 4.5 烧写程序.........................................................................................................................11 4.5.1 手动设置IP地址.................................................................................................11 4.5.2 Tftp32 设置............................................................................................................11 4.5.3 SecureCRT 设置.....................................................................................................12 4.5.4 开发板上电..........................................................................................................13 4.5.5 烧写程序..............................................................................................................13 5 智能路由器Open WRT的使用.................................................................................................13 5.1 进入配置页面.................................................................................................................13 5.2 配置中文界面和主题.....................................................................................................14 5.3 设置管理密码.................................................................................................................14 5.4 配置LAN 口.....................................................................................................................15 5.5 WIFI配置--AP模式（无线路由器）..............................................................................16 5.6 WIFI配置--客户端模式（无线网卡）............................................................................18 5.7 软件备份和升级.............................................................................................................20

分类：设计开发    下载：54    浏览：1295    时间：2017-08-25

MT7620A原理图、PCB及bom单等。

分类：设计开发    下载：2    浏览：785    时间：2017-08-25

1 SDK History .................................................................................................................................. 9 2 Version History........................................................................................................................... 14 3 Overview of the Ralink AP Demo Board ................................................................................. 15 3.1 RT2880 .................................................................................................................................. 15 3.2 RT3052 .................................................................................................................................. 19 3.3 RT3883 .................................................................................................................................. 21 3.4 RT3352 .................................................................................................................................. 24 3.5 RT5350 .................................................................................................................................. 26 3.6 RT6855 .................................................................................................................................. 29 3.7 RT6856 .................................................................................................................................. 30 3.8 MT7620 .................................................................................................................................. 32 4 AP SDK source code overview ................................................................................................ 36 5 Tool-chain ................................................................................................................................... 37 5.1 Install toolchain ...................................................................................................................... 37 5.2 Install LZMA Utility................................................................................................................. 37 5.3 Install mksquashfs utility ....................................................................................................... 37 6 Boot loader ................................................................................................................................. 39 6.1 Uboot Configuration .............................................................................................................. 39 6.2 Build the uboot Image ........................................................................................................... 40 6.3 Burn the uboot image ........................................................................................................... 40 7 User Library ................................................................................................................................ 42 7.1 Library Configuration............................................................................................................. 42 7.2 Library Porting ........................................................................................................................ 42 7.3 Build user library .................................................................................................................... 43 8 User Application......................................................................................................................... 44 8.1 Ralink Proprietary Applications ........................................................................................... 44 8.1.1 ATED ............................................................................................................................. 44 8.1.2 REG ............................................................................................................................... 44 8.1.3 FLASH ........................................................................................................................... 44 8.1.4 GPIO .............................................................................................................................. 45 8.1.5 MII_MGR ....................................................................................................................... 45 8.1.6 MTD ............................................................................................................................... 46 8.1.7 NVRAM.......................................................................................................................... 47 8.1.8 SPICMD ........................................................................................................................ 48 8.1.9 I2CCMD ......................................................................................................................... 48 8.1.10 Script .............................................................................................................................. 49 8.2 goahead ................................................................................................................................. 49 8.3 nvram library .......................................................................................................................... 49 8.4 wsc_upnp ............................................................................................................................... 49 8.5 iptables ................................................................................................................................... 49 8.6 ntpclient .................................................................................................................................. 49 8.7 mtd-utils ................................................................................................................................. 50 8.8 ppp-2.4.2 ................................................................................................................................ 50 8.9 bridge-utils .............................................................................................................................. 50 8.10 wireless_tools ......................................................................................................................... 50 8.11 inadyn ..................................................................................................................................... 50 8.12 zebra-0.95a_ripd .................................................................................................................... 50 8.13 wpa_supplicant-0.5.7 ............................................................................................................ 51 8.14 totd-1.5 ................................................................................................................................... 51 8.15 samba-3.0.2 ........................................................................................................................... 51 8.16 radvd-1.0 ................................................................................................................................ 51 8.17 pptp-client ............................................................................................................................... 51 8.18 rp-l2tp-0.4 ............................................................................................................................... 51 8.19 ctorrent-dnh3.2 ...................................................................................................................... 52 8.20 dhcp6 ...................................................................................................................................... 52 8.21 dnsmasq-2.40 ........................................................................................................................ 52 8.22 igmpproxy ............................................................................................................................... 52 8.23 matrixssl-1.8.3 ........................................................................................................................ 52 8.24 rp-pppoe-3.8 ........................................................................................................................... 53 8.25 usb_modeswitch-0.9.5 .......................................................................................................... 53 8.26 Port new user application ..................................................................................................... 53 9 Linux Kernel ............................................................................................................................... 56 9.1 Linux configuration ................................................................................................................ 56 9.2 Change Flash/DRAM Size ................................................................................................... 58 9.3 Change Switch Controller in RT2880 Platform ................................................................. 58 9.4 Update User/Kernel default settings ................................................................................... 59 9.5 Compile Linux image ............................................................................................................ 60 9.6 Port new Linux kernel module ............................................................................................. 60 9.7 Execute commands at boot up time ................................................................................... 62 9.8 Add new files in RootFs ........................................................................................................ 62 9.9 Image DownSize ................................................................................................................... 62 10 Flash Layout and Firmware Upgrade ...................................................................................... 66 10.1 Flash Layout ........................................................................................................................... 66 10.2 Firmware Upgrade................................................................................................................. 67 10.2.1 By Uboot........................................................................................................................ 67 10.2.2 By WebUI ...................................................................................................................... 68 11 FAQ ............................................................................................................................................. 70 11.1 RT2880 Default password/UART/networking setting ...................................................... 70 11.2 System requirements for the host platform........................................................................ 70 11.3 How to add new default parameter in flash ....................................................................... 71 11.3.1 Example 1 ..................................................................................................................... 71 11.3.2 Example 2 ..................................................................................................................... 71 11.4 Enable Ethernet Converter Feature .................................................................................... 72 11.5 Change RF chip from RT2820 to RT2850 on the RT2880 platform .............................. 74 11.6 How to change the Ethernet MAC address ....................................................................... 74 11.7 How to configure GPIO ports ............................................................................................... 75 11.8 Use GPIO to turn on LED ..................................................................................................... 76 11.9 Use LED firmware to turn on LED ...................................................................................... 80 11.10 How to start the telnet server ............................................................................................... 83 11.10.1 busybox setting ............................................................................................................ 83 11.10.2 Linux setting .................................................................................................................. 83 11.11 11n bit rate derivation ........................................................................................................... 84 11.12 How to build a single image for the flash programmer .................................................... 87 11.13 How to power down the RT3x5x build-in 10/100 PHYs ................................................... 89 11.14 How to power down the RT6855/RT6856 build-in 10/100 PHYs ................................... 90 11.15 How to enable NFS client ..................................................................................................... 91 11.16 How to add a new language to the web UI ........................................................................ 92 11.17 How to enable watchdog ...................................................................................................... 93 11.18 How to enable USB storage on the RT305x platform ...................................................... 94 11.19 How to enable USB automount on the RT305x platform ................................................ 95 11.20 How to enable software QoS ............................................................................................... 96 11.21 Software QoS information .................................................................................................... 99 11.21.1 Software QoS – Preface ............................................................................................. 99 11.21.2 Software QoS – Concept ............................................................................................ 99 11.21.3 Software QoS – Usage ............................................................................................... 99 11.22 How to enable USB Ethernet (example for ASIX AX88XXX) ....................................... 103 11.23 How to build a single image for the RT2880 8M flash platform .................................... 104 11.24 How to start a printer server (example for HP officejet 4355) ....................................... 105 11.25 How to force the RT3052 link speed ................................................................................ 107 11.26 How to verify IGMP snooping function ............................................................................. 109 11.27 EHCI/OHCI USB Power Saving ........................................................................................ 110 11.28 Auto-frequency and Power Saving ................................................................................... 111 11.29 Concurrent AP porting Guide ............................................................................................ 116 11.30 SuperDMZ usage guide ..................................................................................................... 125 11.31 How to support IPv6 Ready Logo ..................................................................................... 126 11.32 How to enable iPerf tool ..................................................................................................... 128 11.33 How to enable ebtables ...................................................................................................... 129 11.34 How to enable IPv6 Rapid Deployment (6rd) .................................................................. 129 11.35 How to enable IPv6 DS-Lite ............................................................................................... 133 11.36 How to modify flash layout ................................................................................................. 137 11.37 How to reduce Linux FW size. ........................................................................................... 140 11.38 How to change internal GSW PHY Base Address. ........................................................ 141 11.39 How to support new USB 3G dongle ................................................................................ 141 11.40 How to enable USB 3G dongle function .......................................................................... 142

分类：设计开发    下载：21    浏览：1314    时间：2017-08-25

This SDK is a MTK customized OpenWrt project. To provide better compatibility and better stability, some OpenWrt drivers were replaced with MTK drivers, such as Ethernet, USB, WiFi, SD Card, etc. Brief Summary about this SDK: ·         OpenWrt framework: Barrier Breaker ·         Linux Kernel: 3.10.14 ·         Toolchain: toolchain-mipsel_24kec+dsp_gcc-4.8-linaro_uClibc-0.9.33.2 ·         MTK Linux SDK base: linux-3.10.14 ·         Supported SoC Chips: MT7621, MT7628, MT7620 ·         Supported WiFi Chips: MT7603e, MT7602e, MT7612e, MT7628, MT7620, MT7610e

分类：设计开发    下载：4    浏览：564    时间：2017-08-25

使用原厂的SDK，生成的内核镜像没有WiFi，需要自己动手添加WiFi驱动。这个就是给MT7628、MT7688开发板添加的WIFI驱动模块。 文件名：MT7628_LinuxAP_V4.0.1.3_DPA_20150216.tar.bz2

分类：设计开发    下载：12    浏览：1212    时间：2017-08-25

这个openwrt是MTK官方的OPENWRT，修补了一些问题，相比开源的openwrt会更加适合开发基于MTK芯片的SOC AP。 MTK_openwrt_7620_SDK_2.6.36.1

分类：设计开发    下载：7    浏览：978    时间：2017-08-25

更多MTK SDK及编译教程请搜索本站。 MediaTek_ApSoC_SDK_4320