1 #ifndef QMSK_RELAY_H

     2 #define QMSK_RELAY_H

     3 

     4 #include "stdlib.h"

     5 

     6 /*

     7  * Setup pins 0..N of relay_port for driving relays.

     8  */

     9 static inline void relay_init (byte count)

    10 {

    11     for (byte i = 0; i < count; i++) {

    12         // output

    13         sbi(&RELAY_DDR, i);

    14     }

    15 }

    16 

    17 static inline void relay_open (byte i)

    18 {

    19     cbi(&RELAY_PORT, i);

    20 }

    21 

    22 static inline void relay_close (byte i)

    23 {

    24     sbi(&RELAY_PORT, i);

    25 }

    26 

    27 static inline void relay_toggle (byte i)

    28 {

    29     sbi(&RELAY_PIN, i);

    30 }

    31 

    32 #endif