Arduino/Arduino2AVR: Unterschied zwischen den Versionen
Die Seite wurde neu angelegt: = Arduino -> AVR HOWTO = This is an (incomplete) guide to how to map from Arduino source code to avr-gcc source code. It's been written to map this this direction, but... |
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== Port code away from Arduino == | == Step 3: Port code away from Arduino == | ||
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| pinMode(pin, INPUT) || DDRx &= ~_BV(bit); || | // For I/O pins, convert pin to port+bit | | pinMode(pin, INPUT) || DDRx &= ~_BV(bit); || | // For I/O pins, convert pin to port+bit | ||
|- | |- | ||
| pinMode(pin, OUTPUT) || DDRx | | pinMode(pin, OUTPUT) || DDRx |= _BV(bit); | ||
|- | |- | ||
| digitalWrite(pin, LOW) || PORTx &= ~_BV(bit); | | digitalWrite(pin, LOW) || PORTx &= ~_BV(bit); | ||
|- | |- | ||
| digitalWrite(pin, HIGH) || PORTx | | digitalWrite(pin, HIGH) || PORTx |= _BV(bit); | ||
|- | |- | ||
| digitalRead(pin) || (PINx & _BV(bit)) >> bit; | | digitalRead(pin) || (PINx & _BV(bit)) >> bit; | ||
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| 5 || PORTC,5 | | 5 || PORTC,5 | ||
|} | |} | ||
[[Kategorie:Projekte]] | |||
[[Kategorie:Arduino]] | |||