A weblog focused on interesting circuits, ideas, schematics and other information about microelectronics and microcontrollers.
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Disclaimer
Because I have not tested all electronic circuits mentioned on this pages, I cannot attest to their accuracy; therefore, I do not provide a warranty of any kind and cannot be held responsible in any manner.
ARM
Video Frame Grabber
2. November 2008 - 13:47 — adminThe portable Video Frame Grabber records high-resolution camcorder frame grabs on a small flash memory card. The LM3S811-based device can grab frames from DVDs without connecting to a PC. The SD card, which stores frame grabs as BMPs, can be accessed with any SD card host.
ARM7TDMI projects
24. October 2008 - 21:44 — adminSome ARM projects from the Circuit Cellar's contest.
µSampler - Microsampler
28. September 2008 - 21:17 — adminA sampler is a device that can record and store audio signals adding effects like time stretching, distorsion, phaser, changes in pitch, etc.
Beagle Board
18. September 2008 - 17:23 — adminAn ARM Cortex development board with a lot of capabilities.
Multitherm
16. September 2008 - 18:04 — adminThis device, based on an Atmel ATMega168 microcontroller can monitor up to 16 DS18x20 thermometers, with a variable logging rate of 5 to 9999 seconds. The data is displayed on a multi-page LCD display for immediate viewing as well as being sent via RS232 at 19200 baud for recording. Data is time-stamped with an optional on-board 1-Wire real time clock.
PFAVR - FORTH for AVR microcontroller
8. August 2008 - 13:39 — adminPFAVR is a 16-bit implementation of the Forth programming language for Atmel AVR microcontrollers. 13Kwords of FLASH and 32Kbytes of external RAM are required, thus the ATmega64 and ATmega128 are really the only devices supported as of this writing.
ARM Car locator
16. July 2008 - 0:20 — adminThis car locator is built around an LM3S811 microcontroller. It uses a GPS receiver to record geographical coordinates and a GSM modem to communicate with the user. If the car moves, the system sends an alert.
ARM Signal Generator
16. July 2008 - 0:14 — adminThe handy Signal Generator produces signals between 1 Hz and 10 kHz. The LM3S811-based system controls signal amplitude by changing the pulse-duty factor.
Bytes for your ARM
13. July 2008 - 11:02 — adminSome software for LM3S811 ARM Cortex-M3 microcontroller: A bootloader and a real-time OS
Handheld Multifunction Scope
13. July 2008 - 10:27 — adminThe LM3S811-based Handheld Multifunction Scope is an impressive multifunctional oscilloscope based on Luminary Micro’s LM3S811 Evaluation board