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morse_code.c
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morse_code.c
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/*
* morse_code.h
*
* Created: 22.08.2018 11:45:27
* Author : Architector120
* Email : [email protected]
*/
#include <avr/io.h>
#include <avr/pgmspace.h>
#include <util/delay.h>
#include "morse_code.h"
void morse_transmit(char num, char data)
{
if (num != 0)
{
for(uint8_t i = 0; i < num; i++)
{
if(data & 0b10000000)
{
MORSE_PORT |= (1 << MORSE_PIN);
_delay_ms(MORSE_DASH);
MORSE_PORT &=~(1 << MORSE_PIN);
_delay_ms(MORSE_CHAR_GAP);
}
else
{
MORSE_PORT |= (1 << MORSE_PIN);
_delay_ms(MORSE_DOT);
MORSE_PORT &=~(1 << MORSE_PIN);
_delay_ms(MORSE_CHAR_GAP);
}
data = data << 1;
}
_delay_ms(MORSE_LETTER_GAP);
}
}
void morse_puts(char *puts)
{
while(*puts > 0)
{
morse_putc(*puts++);
}
}
void morse_putc(char putc)
{
if (putc == 32)
{
MORSE_PORT &=~(1 << MORSE_PIN);
_delay_ms(MORSE_WORD_GAP);
}
if (putc >= 33 && putc <= 126)
{
morse_transmit(pgm_read_byte(&(ascii_to_morse[putc-32][0])),pgm_read_byte(&(ascii_to_morse[putc-32][1])));
}
}
const char ascii_to_morse[95][2] PROGMEM = {
{0,0b00000000}, // (32) <space> //NULL
{6,0b10101100}, // (33) !
{6,0b01001000}, // (34) "
{0,0b00000000}, // (35) # //NULL
{7,0b00010010}, // (36) $ //IDK
{0,0b00000000}, // (37) % //NULL
{5,0b01000000}, // (38) &
{6,0b01111000}, // (39) '
{5,0b10110000}, // (40) (
{6,0b10110100}, // (41) )
{0,0b00000000}, // (42) * //NULL
{5,0b01010000}, // (43) +
{6,0b11001100}, // (44) ,
{6,0b10000100}, // (45) -
{6,0b01010100}, // (46) .
{5,0b10010000}, // (47) /
{5,0b11111000}, // (48) 0
{5,0b01111000}, // (49) 1
{5,0b00111000}, // (50) 2
{5,0b00011000}, // (51) 3
{5,0b00001000}, // (52) 4
{5,0b00000000}, // (53) 5
{5,0b10000000}, // (54) 6
{5,0b11000000}, // (55) 7
{5,0b11100000}, // (56) 8
{5,0b11110000}, // (57) 9
{6,0b11100000}, // (58) :
{6,0b10101000}, // (59) ; //IDK
{0,0b00000000}, // (60) < //NULL
{5,0b10001000}, // (61) =
{0,0b00000000}, // (62) > //NULL
{6,0b00110000}, // (63) ?
{6,0b01101000}, // (64) @
{2,0b01000000}, // (65) A
{4,0b10000000}, // (66) B
{4,0b10100000}, // (67) C
{3,0b10000000}, // (68) D
{1,0b00000000}, // (69) E
{4,0b00100000}, // (70) F
{3,0b11000000}, // (71) G
{4,0b00000000}, // (72) H
{2,0b00000000}, // (73) I
{4,0b01110000}, // (74) J
{3,0b10100000}, // (75) K
{4,0b01000000}, // (76) L
{2,0b11000000}, // (77) M
{2,0b10000000}, // (78) N
{3,0b11100000}, // (79) O
{4,0b01100000}, // (80) P
{4,0b11010000}, // (81) Q
{3,0b01000000}, // (82) R
{3,0b00000000}, // (83) S
{1,0b10000000}, // (84) T
{3,0b00100000}, // (85) U
{4,0b00010000}, // (86) V
{3,0b01100000}, // (87) W
{4,0b10010000}, // (88) X
{4,0b10110000}, // (89) Y
{4,0b11000000}, // (90) Z
{0,0b00000000}, // (91) [ //NULL
{0,0b00000000}, // (92) \ //NULL
{0,0b00000000}, // (93) ] //NULL
{0,0b00000000}, // (94) ^ //NULL
{6,0b00110100}, // (95) _ //IDK
{0,0b00000000}, // (96) ` //NULL
{2,0b01000000}, // (97) a
{4,0b10000000}, // (98) b
{4,0b10100000}, // (99) c
{3,0b10000000}, // (100) d
{1,0b00000000}, // (101) e
{4,0b00100000}, // (102) f
{3,0b11000000}, // (103) g
{4,0b00000000}, // (104) h
{2,0b00000000}, // (105) i
{4,0b01110000}, // (106) j
{3,0b10100000}, // (107) k
{4,0b01000000}, // (108) l
{2,0b11000000}, // (109) m
{2,0b10000000}, // (110) n
{3,0b11100000}, // (111) o
{4,0b01100000}, // (112) p
{4,0b11010000}, // (113) q
{3,0b01000000}, // (114) r
{3,0b00000000}, // (115) s
{1,0b10000000}, // (116) t
{3,0b00100000}, // (117) u
{4,0b00010000}, // (118) v
{3,0b01100000}, // (119) w
{4,0b10010000}, // (120) x
{4,0b10110000}, // (121) y
{4,0b11000000}, // (122) z
{0,0b00000000}, // (123) { //NULL
{0,0b00000000}, // (124) | //NULL
{0,0b00000000}, // (125) } //NULL
{0,0b00000000}, // (126) ~ //NULL
};