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© Freescale Semiconductor, Inc. 2012. All rights reserved.
Rev. 1
2/2012
Table of Contents
Table of Contents .................................................................................................................................. 1
1 Introduction ........................................................................................................................................ 2
2 Requirements ..................................................................................................................................... 2
2.1 Development tools ........................................................................................................................ 2
2.2 System Requirements ................................................................................................................... 2
2.3 Target Requirements ..................................................................................................................... 2
3. Features ............................................................................................................................................. 3
3.1 Key Features ................................................................................................................................. 3
3.2 Example Applications .................................................................................................................... 3
3.3 Unsupported features :.................................................................................................................. 4
3.4 Release contents .......................................................................................................................... 4
4 Installation Instructions..................................................................................................................... 5
4.1 Installation Guide .......................................................................................................................... 5
4.2 Board-specific information related to TWR-K21D50M ................................................................. 5
4.2.1 TWR-K21D50M-KIT ............................................................................................................... 5
4.2.2 Important jumper settings ...................................................................................................... 5
4.2.3 Building procedure ................................................................................................................ 5
4.2.4 Board-specific build targets: ................................................................................................... 6
5 Known issues .................................................................................................................................... 6
5.1 Compact Flash card Driver ........................................................................................................... 6
5.2 Ram target .................................................................................................................................... 6
5.3 Flashing issues in CW 10.2........................................................................................................... 6
6 Other notes ......................................................................................................................................... 6
K21D50M Standalone Package Release Notes
Freescale Semiconductor
1
1 Introduction
This release note documents the K21D50M standalone package for Freescale MQX™ RTOS
3.8.0. Freescale K21D50M is a member of the Kinetis Arm Cortex processor family. The software is
built base on MQX version 3.8.0. It includes RTOS basic and standard set of peripheral drivers.
For more detailed information about MQX please see Freescale MQX™ 3.8.0 Release notes
and Getting started documents.
2 Requirements
This package can be installed and used standalone.
2.1 Development tools
The TWR-K21D50M Package for Freescale MQX 3.8.0 was tested with the following development
tools:
-
CodeWarrior Development Studio for Microcontrollers Version 10.2 with ARM compiler
Service Pack installed (MCU update Version MCU10_2SP for K21).
o
Support available for Kinetis and ColdFire devices
o
See build projects in
cw10
subdirectories
IAR Embedded Workbench for ARM Version 6.30 or higher
o
Support available for Kinetis ARM®CortexM4 devices
o
See build projects in
iar
subdirectories
KEIL ARM 4.53 or higher
o
Support available for Kinetis ARM®CortexM4 devices
o
See build projects in
uv4
subdirectories
-
-
2.2 System Requirements
The system requirements are defined by the development tool requirements. There are no special
host system requirements for hosting the Freescale MQX™ RTOS distribution itself.
2.3 Target Requirements
The TWRK21D50M Freescale MQX 3.8 was tested with the following hardware configuration:
-
-
-
-
TWR- K21D50M Rev. A processor board
TWR-SER Rev. C serial board
TWR-ELEV Primary and Secondary - four-storey elevator boards
TWR-MEM Rev. B memory extension board
K21D50M Standalone Package Release Notes
Freescale Semiconductor
2
3. Features
3.1 Key Features
This package brings initial support of TWR-K21D50M platform. Standard set of features and
example application is provided.
This section describes the major changes and new features implemented in this release.
Core clock: 48MHz
Bus clock: 48MHz
Default console: ttyc
BSP timer: system tick
New MK21D50M support files :
-
-
-
PSP support for K21D50M platform
BSP for TWR- K21D50M evaluation kit
Standard set of I/O drivers supporting the K21D50M peripherals including:
•
•
•
•
•
•
•
•
•
•
•
•
•
-
-
ADC driver
CRC driver
GPIO driver.
LWGPIO driver
LWADC driver
Serial interrupt and polled driver
SPI interrupt and polled driver.
I2C interrupt and polled driver.
Flash Driver
RTC Driver.
Timer
SD card driver
Compact Flash Card Driver
USB Host and Device drivers and stacks.
Example and demo applications demonstration MQX, USB and MFS usage
3.2 Example Applications
MQX 3.8.0 K21D50M standalone package release contains applications demonstrating kernel,
peripheral, USB functionality on TWR-K21D50M tower kit. The applications can be found on following
location:
-
<install_dir>/mqx/examples
- standard set of examples for kernel features and basic
peripheral drivers
-
<install_dir>/mfs/examples
- example applications demonstrating the MFS file system
features
-
<install_dir>/usb/host/examples
- examples demonstrating USB Host stack features and
class drivers
-
<install_dir>/usb/device/examples
- examples demonstrating USB Device class
implementations
-
<install_dir>/demo/
- various demo application showing more complex examples
K21D50M Standalone Package Release Notes
Freescale Semiconductor
3
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