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fixed Binary Input values by adding internal pullup to pin.

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skarg
2014-06-04 03:16:34 +00:00
parent 3f18b83a9d
commit 44b30140b4
1 changed files with 9 additions and 0 deletions
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bacnet-stack/ports/bdk-atxx4-mstp/input.c
+9
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@@ -184,11 +184,20 @@ void input_init(
BIT_CLEAR(DDRB, DDB1); BIT_CLEAR(DDRB, DDB1);
BIT_CLEAR(DDRB, DDB2); BIT_CLEAR(DDRB, DDB2);
BIT_CLEAR(DDRB, DDB3); BIT_CLEAR(DDRB, DDB3);
/* activate the internal pull up resistors */
BIT_SET(PORTB, PORTB1);
BIT_SET(PORTB, PORTB2);
BIT_SET(PORTB, PORTB3);
#else #else
BIT_CLEAR(DDRB, DDB1); BIT_CLEAR(DDRB, DDB1);
BIT_CLEAR(DDRB, DDB2); BIT_CLEAR(DDRB, DDB2);
BIT_CLEAR(DDRB, DDB3); BIT_CLEAR(DDRB, DDB3);
BIT_CLEAR(DDRB, DDB4); BIT_CLEAR(DDRB, DDB4);
/* activate the internal pull up resistors */
BIT_SET(PORTB, PORTB1);
BIT_SET(PORTB, PORTB2);
BIT_SET(PORTB, PORTB3);
BIT_SET(PORTB, PORTB4);
#endif #endif
timer_interval_start(&Debounce_Timer, 30); timer_interval_start(&Debounce_Timer, 30);
} }