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2.4GWiFi Calibration Introduction

What is WiFi calibration? As the name implies, it is to detect the parameters of the WiFi signal of the product through the WiFi calibration equipment and then calibrate and debug the product to a certain index range through the production testing software. The main parameters of WiFi include: fr... Read More

The Common Linux Operating System

There are many different Linux versions of Linux, all using the Linux kernel. Linux can also be installed in various computer hardware devices. Linux has several common operating systems: 1.veket system: Currently, it includes Veket-x86 platform system, portable system and netbook system, corres... Read More

Common Logic Level Standard

This article mainly introduces the common logic level standards, such as CMOS, LVCMOS, TTL, LVTTL, LVDS, PECL / LVPECL, CML, VML, HSTL, SSTL, etc. LVPECL: Highest rate: LVPECL is 10 + Gbps CML: Maximum rate: 10 + Gbps Coupling mode:Dc coupling is used between CML and CML ... Read More

DHCP Dynamic Host Allocation Protocol

HCP dynamic host allocation protocol is widely used in daily Internet access, such as the home Internet router is a DHCP server. When we set the client to automatically obtain the IP address, the DHCP server assigns the IP address to the client according to the DHCP protocol. ONU can also be used... Read More

The Dying gasp of ONU

Dying gasp means that when the system voltage cannot meet the normal operation of the system, the system will automatically send a signal to the head end to tell the head end that the ONU may not work properly, and the head end will give a reaction to release the channel originally arranged for t... Read More

Broadband and Dial-up

We used to use ADSL broadband. ADSL: Asymmetric Digital Subscriber Line. Broadband is used by connecting a phone line from your broadband carrier to your indoor modem (commonly known as a cat) and then using the cable to connect to other Internet-connected devices.  After years of development, AD... Read More