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Clean up unused macros

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Rihards Skuja 2018-01-02 18:18:46 +02:00
parent 8104fbbad0
commit 404df4289d
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GPG Key ID: 53FA13A3F7F8571B
2 changed files with 7 additions and 17 deletions
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10
include/sonar.h
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@ -27,16 +27,6 @@
#define TRIG_ERROR -1
#define ECHO_ERROR -2
#define TRIG_INPUT_MODE() CLR(TRIG_DDR, TRIG_BIT)
#define TRIG_OUTPUT_MODE() SET(TRIG_DDR, TRIG_BIT)
#define TRIG_LOW() CLR(TRIG_PORT, TRIG_BIT)
#define TRIG_HIGH() SET(TRIG_PORT, TRIG_BIT)
#define ECHO_INPUT_MODE() CLR(ECHO_DDR, ECHO_BIT)
#define ECHO_OUTPUT_MODE() SET(ECHO_DDR, ECHO_BIT)
#define ECHO_LOW() CLR(ECHO_PORT, ECHO_BIT)
#define ECHO_HIGH() SET(ECHO_PORT, ECHO_BIT)
void init_sonar(void);
void trigger_sonar(void);

14
src/sonar.c
View File

@ -8,17 +8,17 @@ volatile uint32_t no_of_cycles = 0;
void init_sonar()
{
TRIG_OUTPUT_MODE();
ECHO_INPUT_MODE();
SET(TRIG_DDR, TRIG_BIT);
CLR(ECHO_DDR, ECHO_BIT);
}
void trigger_sonar()
{
TRIG_LOW();
CLR(TRIG_PORT, TRIG_BIT);
_delay_us(1);
TRIG_HIGH();
SET(TRIG_PORT, TRIG_BIT);
_delay_us(12);
TRIG_LOW();
CLR(TRIG_PORT, TRIG_BIT);
_delay_us(1);
}
@ -41,8 +41,8 @@ int read_sonar()
}
TCNT1 = 0;
TCCR1B |= (1 << CS10);
TIMSK1 |= (1 << TOIE1);
SET(TCCR1B, CS10);
SET(TIMSK1, TOIE1);
overflow_counter = 0;
sei();