class notes feb 02 06
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[[class_notes_feb_02___06]] last edit on Feb 25, 2006 11:01 PM by tasd

Class notes February 22, 2006


starting class

  • chip extractor is gone
  • guru of week

Getting your Logochip to talk to your computer

  • java runtime environment
  • ! print portnames in java console
  • com port in config file
  • setting com port in control panel
  • wires: brown in c5, red is 2 over, then yellow is one over from that...

basics

printing a number: print
printing a string: prs (using " and |)

ports

ports b and c: digital ins and outs

  • setbit with ddr: input, clearbit with ddr: output
  • get an LED to light
  • writing a routine
  • startup, powerup
  • making yellow with B2 and B3
  • using a speaker (introduce transistor later)

port a: digital out, analog in

  • add pot to A0
  • print values
  • have red/green LED change speed based on pot values

7 segment LED

  • LED Pin 7 -> grnd
  • Logochip B2, B3 to make "1"
  • Logochip B4 to make "7"
  • make a 1, 7
  • make a 11, 77 (LED Pin 5 -> grnd)
  • Logochip B6, B7 to make 11, 77, 17, 71


what to hook up to a Logochip

  • sensors: ultrasonic, infrared, light, touch,
  • any kind of motor, solenoid

code from class