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Posts Tagged ‘ARM Cortex’

The ARM chip that wont cost an arm and a leg

Thursday, September 27th, 2018

A small ARM developmentboard from SMDprutser, that is available on GitHub: Searching the prerequisite Chinese websites to satisfy my shopping fetish I came across a neat little ARM Cortex-M0 chip which is an extremely good bang for buck. I believe it is the smallest chip available in a reasonable hand-solderable...

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Posted in ARM, dev boards | 2 Comments »

BlackMagicProbe SMDprutser style

Monday, February 20th, 2017

Sjaak has published a new build: When you get started on ARM microcontrollers things are very overwhelming at first… After coping with the first few hurdles like installing a toolchain and IDE, the next part should be getting a tool to program the chip. Many vendors have some kind of...

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Posted in ARM | 3 Comments »

First GD32 tests

Wednesday, November 9th, 2016

Sjaak has published a new build, the STM32/GD32F103 QFN32 breakout board: Uptill now I used 0603 sized resistors and capacitors but for this project I switched to 0402 to save a few mm on the board. I have soldered many challenging chip packages so I felt confident. The technique is...

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Posted in ARM, dev boards | 2 Comments »

Walking the 32bit path to a blinky LED

Friday, July 29th, 2016

Sjaak writes: The battle isn’t AVR Atmega vs Microchip PIC anymore.. More and more people are moving to ARM chips. As easy as it sounds but it isn’t. ARM is an company that invented the ARM chips, but doesn’t has a silicon fab, instead they license the design to several...

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Posted in ARM, how-to | 14 Comments »

LemcUSB: software USB for EFM32ZG (ARM Cortex M0+)

Monday, March 24th, 2014

Viswa informs us that the Lemcu.org crew have implemented a purely software based USB peripheral for ARM Cortex M0+ devices and a made a tiny Quick start board for EFM32ZG110 MCU. "This software enables Cortex M0+ devices to act as a Low speed USB device. It includes a lightweight USB...

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Posted in ARM, dev boards, open source, USB | No Comments »

Self hosted toolchain: The MC HCK as SWD adapter

Friday, September 13th, 2013

Simon Schubert writes,  "I am happy to announce that we have a self-hosted toolchain: The MC HCK can now act as SWD debug adapter for other MC HCKs, without requiring any other external debug adapters or development boards." The MC HCK (pronounced: “McHack” [mæk hæk]) is a small, cheap, and versatile...

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Posted in ARM | 1 Comment »

Turning on/off lights by whistling (Cortex M4 @ 80FFTs/sec)

Tuesday, May 7th, 2013

Limpkin informs us that he recently finished work on his open source project:  Turning on/off lights by whistling Basically, it is an ARM Cortex M4 running 80FFTs per second to detect a whistling sequence.  The project is obviously open hardware/source Via the forum. Check out the video after the break....

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Posted in ARM, open source | 2 Comments »

Stellaris launchpad based video player

Monday, April 29th, 2013

Vinod made this video player using Stellaris launchpad and wrote a post on his blog detailing it's assembly and operation: I am introducing my new mad project, a video player using stellaris launchpad and a 320x240 color lcd which I got from seeedstudio.  I tried the lcd shield by connecting on an arduino...

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Posted in ARM, LCD | 2 Comments »

CMSIS Components used by mbed are now BSD Licensed

Friday, April 26th, 2013

Viswa writes, “ARM and mbed.org has released the components of CMSIS software under a permissive BSD license. CMSIS is common layer provided by ARM for accessing the core registers of ARM Cortex-M processor which inside Cortex-M MCUs. All Cortex-M MCU vendor make use of this library for the software drivers....

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Posted in ARM, open source | 6 Comments »

DipCortex – ARM cortex in a dip package with USB

Tuesday, April 23rd, 2013

Carl over at SolderSplash Labs has written an article about their new project known as DipCortex: It’s an ARM Cortex M3/M0 in a 40 pin dip package and USB socket. It has two version a NXP LPC1347 M3 and a LPC11U24 M0, the pin out roughly follows a certain range of...

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Posted in ARM, dev boards | 13 Comments »

Open source GCC builds for ARM MCUs and MPU

Monday, May 14th, 2012

viswa informs us of a source for "Completely Free Open Source GCC builds for ARM MCUs and MPUs. This seems to be maintained by the official team which maintains GCC for ARM. This is useful for ARM Cortex M / Cortex R processors." Pre-built GNU toolchains from ARM Cortex-R &...

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Posted in ARM, compilers, open source | 6 Comments »

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