Tagged: rtos

FreeRTOS Memory Heap Problem 0

FreeRTOS Memory Heap Problem

This week I pushed my basic FreeRTOS port onto a release branch on GIT (yay) as functionality is good. It’s very simple. It has 3 apps related to USB, FPGA and TCP/IP. The USB CDC app task...

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RTOS result

There are few results that had been obtained to testing the performance of the RTOS. Compare the relationship between instruction cycle used for initialization with different optimization level in different type of RTOS For...

Context switching in FreeRTOS 0

Context switching in FreeRTOS

FreeRTOS capable to run multiple tasks by using tasks switching method. Scheduler is the kernel who doing the task switching operation. The scheduler will changing the task into running state when it is require....

TCB in FreeRTOS 0

TCB in FreeRTOS

Last week, I found that the value pxCurrentTCB is different from the instruction address of my task created. After discuss with Dr Shawn, he told me that the value of pxCurrentTCB should be different from...

Contiki and FreeRTOS 0

Contiki and FreeRTOS

Last week, I am still doing on contiki’s functions testing in my new porting microprocessor and platform. After 1 week plus of function testing, the basic functions are working in my porting microprocessor and...

Running Tasks with Contiki 0

Running Tasks with Contiki

In contiki os, there are a lot of functions predefined in the core file. During programming in contiki os, programmers require to follow the contiki programming style to create their own code. These functions are PROCESS_BEGIN(), PROCESS_END(), PROCESS_YIELD()...

Working on Contiki OS 0

Working on Contiki OS

This week I having more explore on Contiki OS. Dr. Shawn explained on our processor architecture which gave me clearer picture what I need to do my project. Besides that, he also explained on the concept...

First week of internship 0

First week of internship

This is the first week internship in Aeste Work (M) Sdn. Bhd.. The first day, Dr Shawn introduced the project background to us and I will work on the operating system of the project....