pinMode()
digitalRead()
digitalWrite()
analogRead()
analogWrite()
analogReference()
noTone()
pulseIn()
pulseInLong()
shiftIn()
shiftOut()
Tone()
delay()
delayMicroseconds()
micros()
millis()
abs()
constrain()
map()
max()
min()
pow()
sq()
sqrt()
cos()
sin()
tan()
isAlpha()
isAlphaNumeric()
isAscii()
isControl()
isDigit()
isGraph()
isHexadecimalDigit()
isLowerCase()
isPrintable()
isPunct()
isSpace()
isUpperCase()
isWhitespace()
random()
randomSeed()
bit()
bitClear()
bitRead()
bitSet()
bitWrite()
highByte()
lowByte()
attachInterrupt()
detachInterrupt()
interrupts()
noInterrupts()
Serial
Stream
Keyboard
Mouse
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