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Accelerate your design success with complimentary Freescale MQX RTOS, TCP/IP and USB stacks.

Welcome to the open community of MQX developers and users with the common interest of transforming applications into practically anything imaginable.

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The links below provide useful design resources for MQX Software Solutions product designers and users.

Products	Latest Releases and Patches	Frequently Asked Questions (FAQ)	Training
Freescale MQX™ Software	Freescale MQX™ 4.1	General MQX FAQs	MQX Training Videos
Freescale MQX™ Lite RTOS	Freescale MQX 4.0.2	Technical MQX FAQs
	Freescale MQX™ 4.0.2.2 patch	MQX Roadmap
	Freescale MQX™ 4.0.2.1 patch

Recent Activity

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MQX roadmap...

Maciek 3 days ago (Show more)(Show less)

Hi, what are the future plans for MQX ? I see that most support goes to ARM (Kinetis and Vybrid lately). What about other architectures, like Qorivva for example ? There was support for old (and…

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Maciek (to RadekS) 10 hours ago (Show more)(Show less)

@RadekS: What about existing MQX support for PX microcontrollers ? There are still (in version 4.1) PSPs and BSPs for discontinued TWRPXD10, TWRPXN20, TWRPSX20 and TWRPXS30. I know that these…

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MQX SPI timing / CS issue

Bruno Castelucci 2 weeks ago (Show more)(Show less)

Hello, This question also relates to reduce read/write time in SPI driver on MQX 4.0.2 . We are using MQX on the Cortex M4 of a Vybrid processor, for time sensitive operations on a very fast…

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Pato Three (to Bruno Castelucci) 15 hours ago (Show more)(Show less)

Related to your 2nd question: for reference I get 446ns (41.5MHz SCK) for a 16bits transfer using bare-metal drivers (SPI1 + eDMA) with CS controlled directly from the drivers (see attached…

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IE11 and IE10 not showing pages from MQX server

Swapnil V 3 days ago (Show more)(Show less)

Hi ,I have mqx 4.0.2 installled on my device. I am using its web server and able to see HTML pages in IE9,Mozilla,Chrome,Safari.But when I try to open the same pages in IE11 and IE10,browser goes…

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Swapnil V (to RadekS) 16 hours ago (Show more)(Show less)

Hi Radek, Thanks for your reply.. I tried setting meta tag to force browser to use compatibility view. But same problem persists. I have added simple html code below which does not work in IE11…

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Why are _mem_test and _mem_free changing the same pointers in the memory pool?

Don Marquardt 3 weeks ago (Show more)(Show less)

From _mem_free (this is in all versions of MQX I have access to ...) /* Reset the _mem_test pointers */mem_pool_ptr->POOL_PHYSICAL_CHECK_BLOCK = (STOREBLOCK_STRUCT_PTR)…

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Kan_Li (to Don Marquardt) 21 hours ago (Show more)(Show less)

Hi Don Marquardt, Actually I am a little bit confused why you said "That means that mem_test starts over at the beginning of the pool and potentially never finishes." I agree _mem_test() starts…

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unhandled interrupt MQX_UNHANDLED_INTERRUPT(0X41)

He Yunfei 1 day ago (Show more)(Show less)

my code is based on K60 and MQX3.7, now I transplant code into K64 based MQX4.1 I run the code to write spi to control LCD, it calls fopen succuss, but calls fwrite the error is : …

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Server failure after cable disconnection

amleng 1 week ago (Show more)(Show less)

Hello community, I am working on the Kinetis K60 with the RTCS and TCP/IP stack to create a TCP server (Telnet and FTP) The servers runs well and he client connects successfully and sends the data…

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amleng (to Daniel Chen) 1 day ago (Show more)(Show less)

Hello Daniel, I use MQX 4.0.2. Unfortunaltely I cannot upgrade to 4.1 right now because I use a wifi patch that only works with this version. Is there any bug in this version? how can I fix it?…

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Runing I2S demo on TWR-K60F120

amleng 2 weeks ago (Show more)(Show less)

Hi community, I make a setup with TWRk60F120 and TWR-Audio-SGTL and try to run i2s MQX 4.02 on it. Once I run the demo it initializes the codec chip and creates sell and sd card tasks and…

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likong (to amleng) 2 days ago (Show more)(Show less)

I think the problem is that you haven't installed the jumper in K60F120M right. If you want to run the i2s_demo, you should install J21(1,2) and J22(1,2) in K60F120.

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IE10 and IE11not showing web pages from MQX server

Swapnil V 3 days ago (Show more)(Show less)

Hi ,I have mqx 4.0.2 installled on my device. I am using its web server and able to see HTML pages in IE9,Mozilla,Chrome,Safari.But when I try to open the same pages in IE11 and IE10,browser goes…

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Question about using PEx in MQX

Kenan SUN 4 days ago (Show more)(Show less)

Hi, I've been using PEx for a long time and recently I've moved on MQX with my TWRK60F120M board and TWR-SER module. Now I'm trying to integrate PEx drivers into the MQX environment. Here I've got…

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Kenan SUN (to Garabo) 3 days ago (Show more)(Show less)

Hi Garabo, Thanks for your helpful answer! I read the PEx part in the tutorial, but I've got still several questions I generated PEx codes for bsp_twrk60f120m project, then tried to compile…

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DSPI Issues related to the DMA Usage ?

George Pontis 1 week ago (Show more)(Show less)

The MQX 4.1 Release Notes, section 5.25, page 26 is "DSPI Issues related to the DMA Usage". In here it is stated that DSPI may not work properly if there is some other user of eDMA besides it. This…

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soledad (to George Pontis) 3 days ago (Show more)(Show less)

Hi, There exists a silicon issue if using "Always enabled" DMA source. While, SPI and ADC module is using eDMA, there with restriction that both modules could not do DMA transfer simultaneously.…

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MQX RTOS 4.1 now available!

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MQX 4.1 is here!

Featuring new BSPs, driver improvements, enhanced tool support and optional IPv6 protocol support.

MQX Support

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Whether you're just getting started, or deep into design, it's easy to get the support you need. Choose from a variety of MQX support options based on your design needs, including the improved Level 2 support plan which offers commercial-grade support, through a dedicated private support portal, phone support, priority response times, and more.

MQX Activity

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Content tagged with mqx

MQX roadmap...
Incompatibility IP Address and default IP Gateway Adress on TCP/IP Stack
How to secure k60fx512 ?
Port BSP or go bare metal with PE?
Freescale MQX™ RTOS 4.1.0 FRDM-K64F Release
FFS on NANDFLASH of TWR-K70 (MQX 4.0.1)
MQX C++ project in CodeWarrior
RTCS HTTP server causes out of memory (0x0004) on client connection
How to read active ethernet configuration in MQX 3.8?
[MQX 4.1]I2C demo for MMA8451Q

Start Small with MQX™ Lite RTOS

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Initially targeted at the Kinetis L family of MCUs, MQX Lite RTOS is a component within Processor Expert software and is a true subset of the proven MQX RTOS.

Unanswered Questions

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unhandled interrupt MQX_UNHANDLED_INTERRUPT(0X41)
Re: IE11 and IE10 not showing pages from MQX server
IE10 and IE11not showing web pages from MQX server
Installing MFS on an unformatted drive?
Re: Server failure after cable disconnection

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