Oops, I can’t upload compiled sketch into Arduino!

September 24, 2010 by · Leave a Comment 

This is a very common occurrence, whereby the IDE can’t communicate properly with ATmega chip.

The possible causes could be:

  1. Wrong chip is selected. This is a common mistake, for example, ATmega328 is selected in IDE but the target board has an ATmega168.
  2. Wrong com port is selected. Pay attention if you have other serial devices such as USB modem or Bluetooth dongle connected.
  3. Serial port communication fail. FT232 (USB to serial converter) is damaged, which hinder the communication between the IDE and ATmega chip.
  4. Bootloader (Firmware) is corrupted. This rarely happens yet it’s still probable. We will talk more on this in future.
  5. ATmega is damaged. Tough luck. Buy a new one.
  6. Manual reset is selected instead of Auto reset. This only applies to older Arduino NG or some others ‘duino with manual / auto reset selection.

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Introducing the QuarterK

September 20, 2010 by · Leave a Comment 

Mats Engstrom (@matseng) a member of HackerspaceKL has built an awesome Arduino shield consisting of 4 8×8 LED matrix. The shield is called the QuarterK, and is currently at version 0.1.

I managed to get my hands on one of the kit during last Friday’s Electronics Friday. Here’s is a pic of the unassembled kit:

QuarterK Kit

Assembling the kit is pretty easy, and take less than a couple of hours. Here’s a step-by-step instruction from Mat’s personal website.

This is how the assembled kit looks like:

The QuarterK

The libraries and circuits are available for download from GitHub.
So what can you do with the QuarterK? It’s up to your creativity. Another cool thing about the QuarterK is that it has a speaker and game controller pins (which I haven’t built yet), so you can play games like pong.
The QuarterK is not yet available for the masses, however, special limited editions will be made available for sale at HackerspaceKL’s booth at the upcoming HITBSecConf2010 Kuala Lumpur.

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Arduino S3V3 comming soon

April 21, 2010 by · Leave a Comment 

Comming to HSKL soon, Arduino S3V3 DIY KIT

In the coming weeks, HackerspaceKL will be selling Arduino S3V3 to its members. We have a limited number of sets available (10 sets). This is a DIY KIT. It will include

  1. Arduino PCB (Etched with love by spoonfork and KLKS)
  2. Components for PCB
  3. ATMEGA168P-20PU with Arduino Bootloader

Pricing will be below (Members will be given a priority to purchase first)

  • Member Price : RM55
  • Non-Member Price : RM65

If you wish for a pre-assembled kit, an addition of RM10 is charged.

For further details you can email us at :  mel (at) hackerspace.my or klks84 (at) hackerspace.my

  • How a completed board (minus the atmega chip) will look like

HackerspaceKL - Arduino Playground

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Electronics Friday – Arduino Playground

April 2, 2010 by · Leave a Comment 

Check out how HackerspaceKL members build their own Arduino boards and sheilds. Check out some of the cool Arduino projects that we are working on, and planning on doing. Etch your own circuit board. Learn how to solder. This is a no-format informal meeting for electronics enthusiasts and hardware hacker.

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