Emcraft Systems substantially improved overall Linux performance on the Freescale Kinetis K70 Cortex-M4 microcontroller by enabling both the I/D Bus and System Bus caches. These enhancements are available in Release 1.4.1 of Emcraft's Linux Cortex-M.

Support for the Cortex-M targets is further improved in Release 1.4.1 with a number of enhancements, including the following:

• DMA and SD Card device drivers for NXP's LPC178x;
• Framebuffer device driver for Kinetis K70;
• Various defect fixes.

Active customers of Linux Cortex-M are invited to download Release 1.4.1 from the Emcraft web site at:

http://www.emcraft.com/index.php/technology

For new customers, Linux Cortex-M 1.4.1 is available for immediate purchase on-line:

http://www.emcraft.com/index.php/products