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3 Simple Ways to Share What You Make
With Instructables you can share what you make with the world and tap into an ever-growing community of creative experts.
Create on the go:
With Instructables you can share what you make with the world and tap into an ever-growing community of creative experts.
Courtesy of CPT Hans. I bought a USB-powered foam missile launcher, which has pan & tilt, and even a targeting laser! I'm powering it from the Trakr...
The original control board was quite sophisticated It has an IC that receives USB commands from the windows application and outputs control voltages ...
Here's a photo of the circuit on the breadboard, and connected to the Trakr and missile turret. Some of the peculiarities of the Trakr's GPIO (see th...
Here's a close-up of the circuit itself. Don't let all the wires scare you! I have eight GPIO lines, as well as USB power coming from the Trakr. Ther...
here's a photo of the completed circuit board The present component list is: 1 2N2222 or equiv NPN transistor 2 SN754410 quad half H-bridge chi...
Here's the circuit schematic.
On the layout, the green lines show where I made connections with component leads or solder bridges on the bottom of the board. The red lines are jump...
Here's a photo of the circuit board with the Trakr wiring soldered on. The top connector is for power from the USB (I just clipped out the two unused ...
All these wires may seem confusing, but if you look at the schematic and carefully follow the layout, you shouldn't have any difficulty. Once everyth...
The main elements of the app are: -Scanning the remote's keys -Turning GPIOs on and off -Reading input from GPIOs -Displaying screen graphics that dep...
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Posted:
Dec 15, 2011
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