39 wiersze
1013 B
C
39 wiersze
1013 B
C
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/*
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* morse.h
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*
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* Created: 3/19/2018 3:16:02 PM
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* Author: charl
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*/
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#ifndef MORSE_H_
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#define MORSE_H_
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#include "defs.h"
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#define PROCESSSOR_CLOCK_HZ (16000000L)
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#define WPM_TO_MS_PER_DOT(w) (1200/(w))
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#define THROTTLE_VAL_FROM_WPM(w) (PROCESSSOR_CLOCK_HZ / 8000000L) * ((7042 / (w)) / 10)
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/*
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*/
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typedef struct {
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uint8_t pattern;
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uint8_t lengthInSymbols;
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uint8_t lengthInElements;
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} MorseCharacter;
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/**
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Load a string to send by passing in a pointer to the string in the argument.
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Call this function with a NULL argument at intervals of 1 element of time to generate Morse code.
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Once loaded with a string each call to this function returns a BOOL indicating whether a CW carrier should be sent
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*/
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BOOL makeMorse(char* s, BOOL* repeating, BOOL* finished);
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/**
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Returns the number of milliseconds required to send the string pointed to by the first argument at the WPM code speed
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passed in the second argument.
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*/
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uint16_t timeRequiredToSendStrAtWPM(char* str, uint16_t spd);
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#endif /* MORSE_H_ */
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