Understanding Embedded System Communication

Communication is important for Embedded System which can use for many application including Internet of Things (IOT).

Communication Type

Communication has 3 type

  1. Simplex: One way communication , Listening radio, watch TV, read a book
  2. Half Duplex: two ways communication, cannot communicate at the same time, Walkie-talkie
  3. Full Duplex: two ways communication at the same time, telephone

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Understanding MCU vs MPU

Many people have doubt about MCU and MCU, What are different between MCU and MPU?

MCU (Microcontroller Unit, uC)

MCU or Microcontroller, consist of 2 word are Micro and Controller, it mean small controller, small computer which inside microcontroller are Processor, memory, peripheral ADC, Timer, USART, USART or complex module such as AES module. (more…)

Recommend WP Super Cache Setting [Part1]

Many people are using WordPress. The must has plugin is definitely “Cache plugin”, which can cache dynamic page to static html page. And one of the popular WordPress plugin is “WP Super Cache”, with downloaded more than 1M. On this article I will show how to setting WP Super Cache correctly and efficiency.

 

Easy tab: this tab use for quick and easy setting no need to tuning, just click Caching On (Recommended).

Advanced tab: Is you need more efficiency. this is tab for you I will

explain each setting below. (more…)

Install VMware Workstation Player Tutorial

VMware is a program virtual machine, it can simulate another virtual machine include separate CPU, RAM and Harddisk from main machine. Actually VMware has cost for install and you have to buy to use for commercial but if we just use for personal or for education, it totally free.

Let take a look how to install VMware. At first you can download https://my.vmware.com/web/vmware/downloads select VMware Workstation Player. (more…)

How to use Multiple Firefox Profile

How to do Multiple Firefox Profile? It is very very easy if you follow my step. But first what is “Multiple Firefox Profile”? Normally Firefox has only one profile to use, which is default you have to follow my step to activate multiple Firefox features. Firefox support many profile so you can have 3 profile or more for use multiple account. For example if you want to login 5 Facebook account in the same time, you can do it by create 5 Firefox profile. (more…)

How to show type of file [Windows Users]

Many people may have doubt, Why I need to show type of file? I would say it very very useful you should show type of file for example when you finding your file or tell other people where is the file are keep in your computer, with type of file you can specific to correct file and sometime you can identify version of tools which you use for create that file (like .docx is type of Microsoft Word 2007 or newer).

If you would like to show  type of file, How can I do that?

It very easy, you can follow step by step below, this is for Windows Users only. (more…)

การ Backup ข้อมูลจาก Firefox

วิธีการ Backup ข้อมูล หรือ สำรองข้อมูล ที่เราเก็บไว้ใน Firefox ทำได้ไม่ยากเลย หลายคนคงคิดว่า หากเราลง Windows ใหม่ หรือ เครื่องเราเกิดมีปัญหา Password หรือ Bookmark ที่เราเก็บไว้ใน Firefox จะทำยังไง?

ทำตามนี้เลยไม่ยากเลยจริงๆนะ

 

วิธีการ Backup

ไป backup ข้อมูลที่ C:Usersชื่อUserAppDataRoamingMozillaFirefoxProfiles ในนี้จะเป็นข้อมูลทั้งหมดของ แต่ละ User ไม่ว่าจะเป็น Add-on, Password, Bookmark อยู่ในนี้หมด (more…)