Contents

class HelloEeprom < ArduinoSketch
  
  output_pin 19, :as => :rtc, :device => :i2c_ds1307, :enable => :true
  output_pin 19, :as => :mem0, :device => :i2c_eeprom
  
  output_pin 14, :as => :myLCD, :device => :pa_lcd, :rate => 19200
    
  def loop
        myLCD.setxy 0,0         # set to 0,0
        myLCD.print rtc.get(5, 1) # refresh registers (=1) get month
      myLCD.print "/"
        myLCD.print rtc.get(4, 0) # no need to refresh (=0) get day 
      myLCD.print "/"
        myLCD.print rtc.get(6, 0) # get year
      myLCD.setxy(0,1)      # set in 1 byte line 1 (second line)
      printlz 2         # print hours with lead zero
      myLCD.print ":"
        printlz 1         # print minutes with lead zero
      myLCD.print ":"
        printlz 0         # print seconds with lead zero
        
  
      myLCD.setxy 10,0
      myLCD.print "write test"
      myLCD.setxy 0,2
      32.upto(109) do       # write address of byte to that b yte
        |x| mem0.write_byte  x, x
        myLCD.print(".") if x%2
        delay 10
      end
  
      delay 2000
      
      myLCD.clearline 2   # clears bottom two lines           
      myLCD.clearline 3
  
      myLCD.setxy 10,0, "read test "
      myLCD.setxy 0,2
                    # read and print 39 addresses with printable numbers
      75.upto(113) { |x| myLCD.print(mem0.read_byte(x)) }
      delay 10000
      myLCD.clearscr
  end
  
  def printlz(w)
    f = 1 + w # hack to coerce w to int
    i = rtc.get(w,0)
    myLCD.print "0" if i < 10
    myLCD.print i
  end

end

Version data entries

7 entries across 7 versions & 1 rubygems

Version	Path
madrona-rad-0.3.8	lib/examples/hello_eeprom.rb
madrona-rad-0.3.9	lib/examples/hello_eeprom.rb
madrona-rad-0.4.0	lib/examples/hello_eeprom.rb
madrona-rad-0.5.0	lib/examples/hello_eeprom.rb
madrona-rad-0.4.3	lib/examples/hello_eeprom.rb
madrona-rad-0.4.2	lib/examples/hello_eeprom.rb
madrona-rad-0.4.1	lib/examples/hello_eeprom.rb