Arduino programming language.

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Arduino programming language 

Can be divided in three main parts: 
  1. Functions, 
  2. Values (variables and constants), and 
  3. Structure.
Arduino programming language




FUNCTIONS
For controlling the Arduino board and performing computations.

Digital I/O


digitalRead()
digitalWrite()
pinMode()

Analog I/O


analogRead()
analogReference()
analogWrite()

Zero, Due & MKR Family


analogReadResolution()
analogWriteResolution()

Advanced I/O


noTone()
pulseIn()
pulseInLong()
shiftIn()
shiftOut()
tone()

Time


delay()
delayMicroseconds()
micros()
millis()

Math


abs()
constrain()
map()
max()
min()
pow()
sq()
sqrt()

Trigonometry


cos()
sin()
tan()

Characters


isAlpha()
isAlphaNumeric()
isAscii()
isControl()
isDigit()
isGraph()
isHexadecimalDigit()
isLowerCase()
isPrintable()
isPunct()
isSpace()
isUpperCase()
isWhitespace()

Random Numbers


random()
randomSeed()

Bits and Bytes


bit()
bitClear()
bitRead()
bitSet()
bitWrite()
highByte()
lowByte()

External Interrupts


attachInterrupt()
detachInterrupt()

Interrupts


interrupts()
noInterrupts()

Communication


Serial
Stream

USB


Keyboard
Mouse

VARIABLES
Arduino data types and constants.

Constants


HIGH | LOW
INPUT | OUTPUT | INPUT_PULLUP
LED_BUILTIN
true | false
Floating Point Constants
Integer Constants

Conversion


(unsigned int)
(unsigned long)
byte()
char()
float()
int()
long()
word()

Data Types


array
bool
boolean
byte
char
double
float
int
long
short
size_t
string
String()
unsigned char
unsigned int
unsigned long
void
word

Variable Scope & Qualifiers


const
scope
static
volatile

Utilities


PROGMEM
sizeof()

STRUCTURE

The elements of Arduino (C++) code.



Sketch

loop()
setup()

Control Structure


break
continue
do…while
else
for
goto
if
return
switch…case
while

Further Syntax


#define (define)
#include (include)
/* */ (block comment)
// (single line comment)
; (semicolon)
{} (curly braces)

Arithmetic Operators


% (remainder)
* (multiplication)
+ (addition)
– (subtraction)
/ (division)
= (assignment operator)

Comparison Operators


!= (not equal to)
< (less than)
<= (less than or equal to)
== (equal to)
> (greater than)
>= (greater than or equal to)

Boolean Operators


! (logical not)
&& (logical and)
|| (logical or)

Pointer Access Operators


& (reference operator)
* (dereference operator)

Bitwise Operators


& (bitwise and)
<< (bitshift left)
>> (bitshift right)
^ (bitwise xor)
| (bitwise or)
~ (bitwise not)

Compound Operators


%= (compound remainder)
&= (compound bitwise and)
*= (compound multiplication)
++ (increment)
+= (compound addition)
— (decrement)
-= (compound subtraction)
/= (compound division)
^= (compound bitwise xor)
|= (compound bitwise or)


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