Thursday, February 20, 2014

eBible on Cortex M0 with mbed

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The eBible code has been ported from to use a Cortex M0 device and external flash chip.  The original chip used an M3 with lots of flash a...
Thursday, September 26, 2013

mbedR3uino: mbed adapter for Arduino shields

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The mbedR3uino is a vertical shield adapter for the mbed prototyping platform .  It provides compatibility with standard Arduino shields ...
3 comments:
Saturday, September 7, 2013

3V-5V Switchable I2C Real Time Clock Shield

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This is a prototyped Arduino shield that is 5V and 3V switchable.  The real time clock (RTC) is a DS1307 running at 5V, with a backup ba...
5 comments:
Sunday, July 28, 2013

Getting started with OpenOCD

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As referenced in my JTAG Adapter post the OpenOCD project is an open source JTAG program and set of drivers.  Professional JTAG programm...
1 comment:
Saturday, July 27, 2013

OpenOCD FT2232H based JTAG Adapter(s) with UART

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USB to JTAG, and JTAG to JTAG adapters JTAG adapters are commonly used to program and debug microcontrollers and microprocessors.  This...
4 comments:
Thursday, April 4, 2013

Hello World tutorial for STM32 Discovery boards using CooCox CoIDE and GCC ARM

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ST Microelectronics has been supporting their Discovery line of ARM demonstration and development boards for a while now.  I was first intr...
40 comments:
Sunday, January 20, 2013

USB RS-485 Adapter Through Hole PCBs Revisited

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The second batch of through hole PCBs arrived recently.  I had fixed errors in the original design , moved some components around, correcte...
2 comments: