Class: HelloEeprom

Inherits:
ArduinoSketch show all
Defined in:
lib/examples/hello_eeprom.rb

Instance Attribute Summary

Attributes inherited from ArduinoSketch

#pins

Instance Method Summary collapse

Methods inherited from ArduinoSketch

#add, add_to_setup, #array, #assembler, #comment_box, #compose_setup, #define, #delay, #digitalWrite, #formatted_print, #initialize, #input_pin, #input_pins, output_pin, #output_pin, post_process_ruby_to_c_methods, pre_process, #serial_begin

Methods included from ExternalVariableProcessing

#c_type, #check_variable_type, #post_process_arrays, #post_process_vars, #pre_process_vars, #process_external_vars, #translate_variables

Constructor Details

This class inherits a constructor from ArduinoSketch

Instance Method Details

#loop ⇒ Object 



8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
 
# File 'lib/examples/hello_eeprom.rb', line 8

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

#printlz(w) ⇒ Object 



45
46
47
48
49
 
# File 'lib/examples/hello_eeprom.rb', line 45

def	printlz(w)
			i = 0 + rtc.get(w,0)         # the '0 +' is YARH (Yet Another RubyToc Hack)
			myLCD.print "0" if i < 10
			myLCD.print i
end