Well today we are presenting things! Here's how they work. GSM shield comes supplied with a sticker that you can draw a little arrow on it, and then you mount the shield on a stick, and it will show the direction of where you have to go. To set the direction whisper your exact latitude […]
Circuit: Stepper Motor
Dave Hrynkiw
July 12, 2007
This is a neat little one-chip circuit we originally tuned for use with our "SM1" Stepper motors. We've presently sold out of the motor, but this circuit has proved to be a good unidirectional (1-way) driver for small stepper motors. Parts required are:
- 74AC240 Octal buffer chip
- 4 x CP0.1µF capacitors
- 100k resistor
- 2 x 47k resistors
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Robots using GM15s
Sorry for the lack of posts lately. If you didn't already know, Solarbotics has been moving offices, and it's taken a surprising amount of effort to get everbody/thing moved and settled. Beyond that, I've found some time to websurf...just a bit! A GM15 linefollower? Neat!(Update!:)He's just posted a video of it going ~40cm/s (although he's […]
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Warning: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
Please visit www.P65Warnings.ca.gov for more information. This item was manufactured prior to August 31, 2018.