avr-clion/easyavr.h

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#ifndef __EASYAVR_H_
#define __EASYAVR_H_
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// Sets pin of port to 1
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//
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// Example for PD2: PIN_ON(PORTD, 2)
#define PIN_ON(port,pin) ((port) |= (1 << (pin)))
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// Sets pin of port to 0
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//
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// Example for PD2: PIN_OFF(PORTD, 2)
#define PIN_OFF(port,pin) ((port) &= ~(1 << (pin)))
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// Sets pin of port to value
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//
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// Example for PD2: PIN_SET(PORTD, 2, 1)
#define PIN_SET(port,pin,val) (((val) > 0) ? PIN_ON((port),(pin)) : PIN_OFF((port),(pin)))
// Sets all of port pins to OUTPUT mode
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//
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// Example for PORTD: PORT_AS_OUTPUT(PORTD)
#define PORT_AS_OUTPUT(port) ((port) = 0xFF)
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// Sets all of port pins to INPUT mode
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//
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// Example for PORTD: PORT_AS_INPUT(PORTD)
#define PORT_AS_INPUT(port) ((port) = 0x00)
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// Sets pin of port to OUTPUT mode
//
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// Example for PD1: PORT_AS_OUTPUT(DDRD, 1)
#define PIN_AS_OUTPUT(ddr,pin) ((ddr) |= (1 << (pin)))
// Sets pin of port to INPUT mode
//
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// Example for PD1: PORT_AS_INPUT(DDRD, 1)
#define PIN_AS_INPUT(ddr,pin) ((ddr) &= ~(1 << (pin)))
// Checks pin's value of port
// Returns 1 or 0
//
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// Example for PD2: CHECK_PIN(PIND, 2)
#define CHECK_PIN(pinreg,pin) (((pinreg) & (1 << (pin))) != 0)
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#endif