Sunday, November 16, 2008

Mmm...solder

Went to Hobby People to get a servo Hitec HS-311 because apparently I didn't read carefully on the Adafruit site...
Kit comes with all parts necessary, unassembled. Instructions, examples, and other documentation is available on the website
Motors and Arduino are not included.

At first soldering was hard and confusing since it's my first time. I google'd and youtube'd soldering videos.

For those who don't know what this is...

Arduino is a great starting point for electronics, and with a motor shield it can also be a nice tidy platform for robotics and mechatronics. Here is a design for a full-featured motor shield that will be able to power many simple to medium-complexity projects.

  • 2 connections for 5V ‘hobby’ servos with high-resolution dedicated timer - no jitter!
  • Up to 4 bi-directional DC motors with individual 8-bit speed selection (so, about 0.5% resolution)
  • Up to 2 stepper motors (unipolar or bipolar) with single coil, double coil or interleaved stepping.
  • 4 H-Bridges: L293D chipset provides 0.6A per bridge (1.2A peak) with thermal shutdown protection, 4.5V to 36V
  • Pull down resistors keep motors disabled during power-up
  • Big terminal block connectors to easily hook up wires (10-22AWG) and power
  • Arduino reset button brought up top (Diecimila only)
  • 2-pin terminal block to connect external power, for seperate logic/motor supplies
  • Tested compatible with Diecimila (NG is next!)


BEFORE




















AFTER




Total time to complete: ~5-6 Hours (...)
Note to self: Don't be too hasty. There was a tutorial with PICTURES on the ladyada site but I was soldering by looking at the finished picture. Made 3 mistakes and it took forever to desolder without tools ¬¬

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