4
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B00111100
};
char
smile03
[]
=
{
8
,
8
,
B00111100
,
B01000010
,
B10100101
,
B10010001
,
B10010001
,
B10100101
,
B01000010
,
B00111100
};
void
setup
()
{
m
.
init
();
// MAX7219 initialization
m
.
setIntensity
(
8
);
// initial led matrix intensity, 0-15
}
void
loop
()
{
// Seting the LEDs On or Off at x,y or row,column position
m
.
setDot
(
6
,
2
,
true
);
delay
(
1000
);
m
.
setDot
(
6
,
3
,
true
);
delay
(
1000
);
m
.
clear
();
// Clears the display
for
(
int
i
=
0
;
i
<
8
;
i
++){
m
.
setDot
(
i
,
i
,
true
);
delay
(
300
);
}
m
.
clear
();
// Displaying the character at x,y (upper left corner of the character)
m
.
writeSprite
(
2
,
0
,
A
);
delay
(
1000
);
m
.
writeSprite
(
2
,
0
,
B
);
delay
(
1000
);
m
.
writeSprite
(
0
,
0
,
smile01
);
delay
(
1000
);
m
.
writeSprite
(
0
,
0
,
smile02
);
delay
(
1000
);
m
.
writeSprite
(
0
,
0
,
smile03
);
delay
(
1000
);
for
(
int
i
=
0
;
i
<
8
;
i
++){
m
.
shiftLeft
(
false
,
false
);
delay
(
300
);
}
m
.
clear
();
}
Once successfully upload, an image will be displayed on the module:
