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HOME ¡µ RTOS    

Real-Time OS

   
uC/OS-II Micrium  

¥ìC/OS-II ´Â Æ÷ÆÃÀÌ ¸Å¿ì ¿ëÀÌÇϸç, ·ÒÈ­ °¡´ÉÇÏ°í ±â´É Ãß°¡/»èÁ¦°¡ ¸Å¿ì °£´ÜÇÑ ¼±Á¡Çü ½Ç½Ã°£ ¸ÖƼŽºÅ· Ä¿³ÎÀÔ´Ï´Ù.  

´ëºÎºÐÀÇ ÄÚµå´Â À̽ļºÀÌ ÁÁÀº ANSI C·Î ÀÛ¼ºÀÌ µÇ¾î ÀÖ°í Çϵå¿þ¾îÀÇ ÀÇÁ¸ÀûÀÎ ºÎºÐ¸¸À» ÃÖ´ëÇÑ ÁÙ¿©¼­ ¾î¼Àºí¸®¾î·Î ÀÛ¼ºÀÌ µÇ¾î ÀÖ½À´Ï´Ù.

¸Å¿ì ±ò²ûÇÑ ¼Ò½º Äڵ带 Á¦°øÇÒ »Ó¸¸¾Æ´Ï¶ó " MicroC/OS-II ½Ç½Ã°£Ä¿³Î ( ¿¡ÀÌÄÜÃâÆÇ»ç )"À» ÅëÇÏ¿© ¼Ò½º ÄÚµåÀÇ µ¿ÀÛ È帧°ú Ä¿³ÎÀÇ ¿ø¸®¸¦ Àß ¼³¸í ÇØ³õ¾Ò½À´Ï´Ù. OS¿¡¼­ °¡Àå Áß¿äÇÑ ¾ÈÁ¤¼ºÀº 1992³â ºÎÅÍ ¼ö ¹é°¡ÁöÀÇ ÀÀ¿ëÇÁ·Î±×·¥À» ÅëÇÏ¿© ÁõÀÌ µÇ¾úÀ» »Ó¸¸ ¾Æ´Ï¶ó 2000³â¿¡´Â Ç×°øÀüÀÚ°øÇÐ Á¦Ç°¿¡ Àû¿ë ÇÒ ¼ö ÀÖ´Ù´Â RTCA DO-178B ¿ä±¸ »çÇ×À» ¸¸Á· ÇÏ¿© °­ÀÎÇÏ°í ¾ÈÀüÇÑ ¿î¿µÃ¼Á¦ÀÓÀ» È®Áõ µÇ¾ú½À´Ï´Ù.

 

¾Æ·¡ Ç¥´Â ¥ìC/OS-II ÀÇ ÁÖ¿ä Æ¯Â¡ÀÔ´Ï´Ù.

 

  

Maxium ROM Footprint(unscaled)

24Kbytes

Minimum ROM Footprint(Scaled)

6Kbytes

Number of Kernel Services

10 different using 80 API calls

Multitasking model

Preemptive

Code Excution Entities

Tasks, ISRs

Dynamic Objects

Static and Dynamic

Data Movement

Message MailBoxes (unlimited)
and Message Queuess(unlimited)

Semaphores -Full Counting

Yes(unlimited)

Mutexes - With Priority Inheritance

Yes(Priority calling)

Event Flags

Yes(unlimited), configurable for 8,16,32 bit

Memory Partitions -
RAM management

Yes

Timers

Yes (unlimited)

 

Comunication Stacks and Middleware

Micrium¿¡¼­ ³ª¿À´Â °¢Á¾ ¹Ìµé¿þ¾î°¡ RTOS¿ÍÀÇ µ¶¸³¼ºÀ» º¼ ¼ö ÀÖ½À´Ï´Ù.

 

µC   Middleware¡¡

Requires an RTOS

RTOS not Required

USB Host stack

O

¡¡

USB Device stack

¡¡

O

USB Host stack and Device stack

¡¡

O

FAT

¡¡

O

CAN Open Stack

¡¡

O

Graphical User Interphase

¡¡

O

Bluetooth Device and Master stack

¡¡

O

Small RAM / ROM footprint,
IPv4,IPv6

¡¡

O

 
TargetOS Blunkmicro

TargetOS´Â ÀÛ°í ºü¸¥, ¼±Á¡Çü Rreal-Time OS ÀÌ´Ù. ¸ÖƼ Å×½ºÅ·ÀÌ °¡´ÉÇϸç, ÀçÁøÀÔÀÌ °¡´ÉÇÑ Ä¿³ÎÀÔ´Ï´Ù.

ÀÌ·¯ÇÑ Å½ºÅ©´Â Ç×»ó running, ready, blocked, suspended, delayed °¡ÁöÁß ÇϳªÀÇ »óŸ¦ °®°í ÀÖÀ¸¸ç ¼­·Î ´Ù¸¥ ŽºÅ©³ª ISR°ú communication°ú synchronizationÀ» Semaphore ³ª Queues, Mutexes¸¦ ÅëÇÏ¿© Á¦°ø ÇÕ´Ï´Ù..  

¿ì¼±¼øÀ§ ±â¹ÝÀÎ TargetOS´Â ŽºÅ© »ý¼º½Ã¿¡ ¿ì¼±¼øÀ§¸¦ Á¤ÇÏÁö¸¸ µ¿ÀÛÁß¿¡µµOsSetTaskPri()ÇÔ¼ö¸¦ ÅëÇÏ¿© ¿ì¼±¼øÀ§¸¦ ¹Ù²Ü ¼ö ÀÖ°í ¹Ù·Î Àû¿ëÀÌ µÇ¾î ŽºÅ© Áö¿¬ Çö»óÀ» ÁÙÀÏ ¼ö ÀÖ½À´Ï´Ù.  

ÀÌ½Ä ¼ºÀÌ ÁÁÀº ANSI C·Î ÀÛ¼ºÀÌ µÈ ¼Ò½º Äڵ带 Á¦°ø ÇÏ°Ô µÇ¾î Ä¿³ÎÀÇ µ¿ÀÛ ¿ø¸®¸¦ ¾Ë¼ö ÀÖ½À´Ï´Ù..  

Blunkmicro »çÀÇ ÅëÇÕ °³¹ßÅø TargetTools°¡ Á¸Àç ÇÏ¿© ´õ¿í Æí¸®ÇÑ °³¹ß ȯ°æÀ» ±¸Ãà ÇÏ½Ç ¼ö ÀÖ½À´Ï´Ù. ÀÚ¼¼ÇÑ À¯Àú ¸Å´º¾ó°ú, ½ÉÇÃÇÑ ¿¡Çø®ÄÉÀ̼ÇÀ» Á¦°øÇÏ¸ç ·Î¿­Æ¼°¡ ¾ø½À´Ï´Ù.  

 

 

 
Event Trace Tool

ISR, context switch , interruptsµîÀ» ĸÃÄÇÏ¿© ¹ß»ý ½Ã°£¿¡ ¸Â°Ô µµ½ÄÈ­ ÇÏ¿© º¸¿©ÁÖ´Â ÅøÀÔ´Ï´Ù. ÀÌ Event Trace·Î TargetOS°¡ ±âµ¿½Ã¿¡ ÀÎÅÍ·´Æ® ¹ß»ý¿¡ ´ëÇÏ¿© °¢ Task µéÀÇ »óŸ¦ ÇÑ´«À¸·Î º¼ ¼ö ÀÖ¾î ´õ¿í Á¤È®°í ½Å¼ÓÇÑ µð¹ö±ëÀ» ÇϽǼö ÀÖ½À´Ï´Ù.

 
 

°¡·Î : ½Ã°£, °¡·Î ÁÙÀÇ »ö±òµéÀº °¢ ŽºÅ©µéÀÇ »óŸ¦ Ç¥½Ã    

¼¼·Î : ŽºÅ© À̸§ , À̺¥Æ® ·Î±× ¹öÆÛ¿¡ ÀÖ´Â ISR   

   
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