Commit 679fa31a949cd18167e18840df5e0e97e10313b8
1 parent
d44c4579
Fichiers RPI
Showing
4 changed files
with
17 additions
and
80 deletions
Show diff stats
site/fichiersRPI/fichiersRPI.zip
No preview for this file type
site/fichiersRPI/load.sh
site/upload/binaire.c
| ... | ... | @@ -4,6 +4,9 @@ |
| 4 | 4 | #include <string.h> |
| 5 | 5 | #include <stdio.h> |
| 6 | 6 | #include <stdlib.h> |
| 7 | + | |
| 8 | +#include "libretour.h" | |
| 9 | + | |
| 7 | 10 | #define PRESCALER 1024 |
| 8 | 11 | #define TIME_SLOT 20 |
| 9 | 12 | #define BAUDRATE 103 |
| ... | ... | @@ -14,86 +17,21 @@ |
| 14 | 17 | char Donnee[24]; |
| 15 | 18 | float temp; |
| 16 | 19 | |
| 17 | -void init_serial(void) | |
| 18 | -{ | |
| 19 | - /* ACHTUNG : we suppose UBRR value < 0xff */ | |
| 20 | - /* Not true in all case */ | |
| 21 | - uint8_t baudrate = BAUDRATE; | |
| 22 | - /* Set baud rate */ | |
| 23 | - UBRR0H = 0; | |
| 24 | - UBRR0L = baudrate; | |
| 25 | - /* Enable transmitter *///task_led_red(); | |
| 26 | - //task_send_serial('A'); | |
| 27 | - UCSR0B = (1<<TXEN0); | |
| 28 | - /* Set frame format */ | |
| 29 | - UCSR0C = 0x06; | |
| 30 | - | |
| 31 | -} | |
| 32 | - | |
| 33 | -void send_serial(unsigned char c) | |
| 34 | -{ | |
| 35 | - loop_until_bit_is_set(UCSR0A, UDRE0); | |
| 36 | - UDR0 = c; | |
| 37 | -} | |
| 38 | - | |
| 39 | - | |
| 40 | -void send_msg2(char Donnee[]){ | |
| 41 | - | |
| 42 | - while (( UCSR0A & (1<<UDRE0)) == 0){}; | |
| 43 | - | |
| 44 | - for (int i = 0; i < strlen(Donnee); i++){ | |
| 45 | - while (( UCSR0A & (1<<UDRE0)) == 0){}; | |
| 46 | - UDR0 = Donnee[i]; | |
| 47 | - if (i == (strlen(Donnee) - 1)){ | |
| 48 | - send_serial('\n'); | |
| 49 | - send_serial('\r'); | |
| 50 | - } | |
| 51 | - } | |
| 52 | -} | |
| 53 | - | |
| 54 | -void send_msg(char Donnee[]){ | |
| 55 | - int i=0; | |
| 56 | - for(i=0; i<strlen(Donnee); i++){ | |
| 57 | - if (i==strlen(Donnee)-1){ | |
| 58 | - send_serial(Donnee[i]); | |
| 59 | - send_serial('\n'); | |
| 60 | - send_serial('\r'); | |
| 61 | - } | |
| 62 | - else{ | |
| 63 | - send_serial(Donnee[i]); | |
| 64 | - } | |
| 65 | - _delay_ms(100); | |
| 66 | - } | |
| 67 | -} | |
| 68 | - | |
| 69 | - | |
| 70 | 20 | // équivalent de analogueRead() |
| 71 | 21 | int analogReadNew(uint8_t pin) { |
| 72 | - /* | |
| 73 | - // Définition de la référence de tension | |
| 74 | - ADMUX |= (1 << REFS0); | |
| 75 | - // On sélectionne notre pin | |
| 76 | - ADMUX |= pin & 0x07; | |
| 77 | - | |
| 78 | - // On lance la conversion | |
| 79 | - sbi(ADCSRA, ADSC); | |
| 80 | - | |
| 81 | - // Le bit sera désactivé à la fin de la conversion | |
| 82 | - while(bit_is_set(ADCSRA, ADSC)); | |
| 83 | - | |
| 84 | - // Lire ADCL en premier est obligatoire, sinon l'ADC se bloque | |
| 85 | - uint8_t low = ADCL; | |
| 86 | - | |
| 87 | - // Récupérer le résultat | |
| 88 | - return ((ADCH << 8) | low); | |
| 89 | - */ | |
| 22 | + //Selection de la fréquence du prescaler | |
| 90 | 23 | ADCSRA |= (1<<ADPS2)|(1<<ADPS1)|(1<<ADPS0); |
| 24 | + //Définition de la référence de tension | |
| 91 | 25 | ADMUX |= (1<<REFS0)|(1<<ADLAR); |
| 26 | + //Sélection de l'entrée analogique selon le pin | |
| 92 | 27 | ADMUX = (ADMUX&0xf0)|pin; |
| 28 | + //Activation de l'ADC | |
| 93 | 29 | ADCSRA |= (1<<ADEN); |
| 94 | - | |
| 30 | + //Lancement de la conversion | |
| 95 | 31 | ADCSRA |= (1<<ADSC); |
| 32 | + //On attend la fin de la conversion | |
| 96 | 33 | while(bit_is_set(ADCSRA, ADSC)); |
| 34 | + //Résultat | |
| 97 | 35 | return ADCH; |
| 98 | 36 | } |
| 99 | 37 | |
| ... | ... | @@ -105,9 +43,10 @@ int main() |
| 105 | 43 | reading=analogReadNew(0); |
| 106 | 44 | temp = reading * 1.9607843; |
| 107 | 45 | dtostrf(temp, 4, 1, Donnee); |
| 108 | - send_serial('T'); | |
| 109 | - send_serial('='); | |
| 110 | - send_msg2(Donnee); | |
| 46 | + //send_serial('T'); | |
| 47 | + //send_serial('='); | |
| 48 | + //RETOUR | |
| 49 | + retour(Donnee); | |
| 111 | 50 | _delay_ms(2000); |
| 112 | 51 | } |
| 113 | 52 | return 0; | ... | ... |
site/upload/inventaire.ini