code & stuff

Articles on coding and other stuff.

Embedded Web Flash

Published 2009 Feb 1 – Modified 2009 Feb 22

This is an TCP/IP - HTTP (webserver) demo for the LPC-2378-STK board, using IAR Systems software (EWARM 5.2 and PowerPac 5.2). While IAR already has a webserver demo, this one might be a bit more compelling from a usability point of view. Central idea is to use a (Adobe/Macromedia) Flash interface to visualize information from the embedded webserver by periodic requests of XML formatted data.

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visualSTATE on AT91SAM7x

Published 2008 May 12

This article presents a 'kickstart' project for IAR visualSTATE and Embedded Workbench for ARM using an Atmel AT91SAM7x-EK development board. The example was created by me and can be downloaded here but is now also included in the visualSTATE distribution of IAR.

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WinXP, RS485 and Delphi

Published 2006 Aug 18 – Modified 2006 Nov 9

This two-part article describes the PortTalk Delphi 7 kernel mode driver for fast RTS line switching as needed with a dumb RS485 converter under Windows XP.

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Atmel, TCP/IP, GNU

Published 2006 Aug 13 – Modified 2008 May 11

Some time ago I did a port for Interniche of their TCP/IP stack to the Atmel AT91RM9200 under the GNU compiler. The Atmel chip - an ARM9 based SoC - was hosted on a Cogent OEM Single Board Computer: the CSB337 as shown below on a CSB300 base board. Though it is still available [...]

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Javascript Drag & Drop

Published 2006 Apr 1 – Modified 2006 Nov 9

Working on the admin section of my Simple Content Management system (SCM ), I came accross the whish to be able to perform certain ordering operations by drag & drop within the browser. Some research quickly brought up a nice set of experimental toolman javascripts by Tim Taylor. These scripts behave quite well under different [...]

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