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upd easyavr (PORT_SET_MASK, CHECK_PIN, PIN_AS_OUTPUT, PIN_AS_INPUT)

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MultiMote 2015-03-08 13:40:41 +03:00
parent d67539af00
commit 96b470cbf5
1 changed files with 28 additions and 5 deletions
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23
easyavr.h
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@ -20,6 +20,11 @@
#define PIN_SET(port,pin,val) (val > 0 ? PIN_ON(port,pin) : PIN_OFF(port,pin))
// Sets pins of port by bitmask
//
// Example for PORTD: PORT_MASK(D, 0b00001111)
#define PORT_SET_MASK(port,mask) ((PORT ## port) = mask)
// Sets all of port pins to OUTPUT mode
//
// Example for PORTD: PORT_AS_OUTPUT(D)
@ -30,4 +35,22 @@
// Example for PORTD: PORT_AS_INPUT(D)
#define PORT_AS_INPUT(port) ((DDR ## port) = 0x00)
// Sets pin of port to OUTPUT mode
//
// Example for PD1: PORT_AS_OUTPUT(D, 1)
#define PIN_AS_OUTPUT(port,pin) ((DDR ## port) |= _BV(P ## port ## pin))
// Sets pin of port to INPUT mode
//
// Example for PD1: PORT_AS_INPUT(D, 1)
#define PIN_AS_INPUT(port,pin) ((DDR ## port) &= ~_BV(P ## port ## pin))
// Checks pin's value of port
// Returns 1 or 0
//
// Example for PORTD: CHECK_PIN(D, 2)
#define CHECK_PIN(port,pin) (((PIN ## port) & (1 << (PIN ## port ## pin))) != 0)
#endif