Electronics > Electronics

Noob question

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trigger:

--- Quote from: Hal9000 on March 24, 2007, 10:58:37 AM ---Yeah, the battery charger will probably plug into the wall. Like this:

http://www.picstop.co.uk/Battery-Charger/Uniross-Compact-Fast-Charger---U0128568

--- End quote ---
This kind won't charge a battery pack. 


roboplane2.0:
then what kind will?

trigger:

--- Quote from: roboplane2.0 on March 24, 2007, 03:58:39 PM ---then what kind will?

--- End quote ---

Like I said, a universal charger will charge a battery pack.  http://www.all-battery.com/index.asp?PageAction=VIEWPROD&ProdID=1351  is one example. 

Alternatively, you could get a walmart ac adaptor and figure out a way to hook it up to your battery pack.  But, you need to get the current amounts right (most people seem to think around 100mA is good). 

You don't need a cerebellum.  There are thousands of available microcontrollers on the market and boards to go with them.  The cerebellum is a development board for a particular PIC microcontroller.  As has been mentioned, you ought to consider the AVR's.  They have a free C compiler written for them.  If you have absolutely no electronics experience, I recommend the arduino - www.arduino.cc (get the "NG" board, available at www.sparkfun.com). 

roboplane2.0:
thank you and i have no experience at all so I'm hoping I'll learn to design my own robot after a while and are arduinos good for a sensor(Sharp IR sensor)? and why do I need 3 servos to make the sumo bot on http://www.societyofrobots.com/robot_sumo.shtml? and wheres the NG board on spark.com?

trigger:

--- Quote from: roboplane2.0 on March 24, 2007, 04:17:42 PM ---thank you and i have no experience at all so I'm hoping I'll learn to design my own robot after a while and are arduinos good for a sensor(Sharp IR sensor)? and why do I need 3 servos to make the sumo bot on http://www.societyofrobots.com/robot_sumo.shtml?

--- End quote ---

Most microcontrollers can interface with a sharp IR sensor, so asking whether a particular microcontroller is good for a sensor is a very broad question indeed.  It strikes me that the best thing you can do is to first look on the web for electronics tutorials, basic introductions to microcontrollers and sensors, and basic tutorials on robot design.  For example, start by reading as many tutorials on this website as you can.  Then come back to the forum.  You'll have more focused questions. 

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