BastatDoreau / Mbed 2 deprecated MoveYourTetris

Mini projet LOO

Dependencies:   mbed APDS_9960 mbed-rtos

Dependents:   MoveYourTetris_OK

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src/cSPI.cpp@30:c647da947bd9, 2016-04-21 (annotated)

Committer:
clementdoreau
Date:
Thu Apr 21 12:33:58 2016 +0000
Revision:
30:c647da947bd9
Parent:
29:95469b25e187
Child:
31:7313366789f2
marche pas

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Willheisen 9:6f3d8b714a59 1 /*
Willheisen 9:6f3d8b714a59 2 * cSPI.cpp
Willheisen 9:6f3d8b714a59 3 *
Willheisen 9:6f3d8b714a59 4 * Created on: 5 avr. 2016
Willheisen 9:6f3d8b714a59 5 * Author: clement
Willheisen 9:6f3d8b714a59 6 */
Willheisen 9:6f3d8b714a59 7
Willheisen 9:6f3d8b714a59 8 #include "cSPI.h"
Willheisen 9:6f3d8b714a59 9 #include "cMatrice.h"
Willheisen 9:6f3d8b714a59 10
clementdoreau 29:95469b25e187 11 DigitalOut _cs(p14);
clementdoreau 29:95469b25e187 12 SPI _spi(p11,p12, p13);
Willheisen 9:6f3d8b714a59 13
clementdoreau 28:e932eb039271 14 // CONSTRUCTEURS
Willheisen 9:6f3d8b714a59 15
clementdoreau 28:e932eb039271 16 cSPI::cSPI()
clementdoreau 28:e932eb039271 17 {
clementdoreau 30:c647da947bd9 18
clementdoreau 28:e932eb039271 19 }
Willheisen 9:6f3d8b714a59 20
clementdoreau 29:95469b25e187 21 cSPI::cSPI(unsigned int f, unsigned int m, unsigned int b)
clementdoreau 29:95469b25e187 22 {
clementdoreau 29:95469b25e187 23 _freq = f;
clementdoreau 29:95469b25e187 24 _mode = m;
clementdoreau 29:95469b25e187 25 _bits = b;
clementdoreau 29:95469b25e187 26
clementdoreau 29:95469b25e187 27 _cs = 0;
clementdoreau 29:95469b25e187 28 wait(0.5);
clementdoreau 29:95469b25e187 29 _spi.frequency(_freq);
clementdoreau 29:95469b25e187 30 _spi.format(_bits, _mode);
clementdoreau 29:95469b25e187 31 wait(0.5);
clementdoreau 29:95469b25e187 32 _cs = 1;
clementdoreau 29:95469b25e187 33 }
clementdoreau 29:95469b25e187 34
clementdoreau 28:e932eb039271 35 // DESTRUCTEUR
Willheisen 9:6f3d8b714a59 36
clementdoreau 28:e932eb039271 37 cSPI::~cSPI()
clementdoreau 28:e932eb039271 38 {
Willheisen 9:6f3d8b714a59 39
clementdoreau 28:e932eb039271 40 }
clementdoreau 28:e932eb039271 41 // GETTERS
Willheisen 9:6f3d8b714a59 42
clementdoreau 28:e932eb039271 43 unsigned int cSPI::getFrequence()
clementdoreau 28:e932eb039271 44 {
clementdoreau 28:e932eb039271 45 return _freq;
clementdoreau 28:e932eb039271 46 }
Willheisen 9:6f3d8b714a59 47
clementdoreau 28:e932eb039271 48 unsigned int cSPI::getMode()
clementdoreau 28:e932eb039271 49 {
clementdoreau 28:e932eb039271 50 return _mode;
clementdoreau 28:e932eb039271 51 }
Willheisen 9:6f3d8b714a59 52
clementdoreau 29:95469b25e187 53 unsigned int cSPI::getBits()
clementdoreau 28:e932eb039271 54 {
clementdoreau 28:e932eb039271 55 return _bits;
clementdoreau 28:e932eb039271 56 }
clementdoreau 28:e932eb039271 57
clementdoreau 28:e932eb039271 58 // SETTERS
Willheisen 9:6f3d8b714a59 59
clementdoreau 28:e932eb039271 60 void cSPI::setFrequence(unsigned int freq)
clementdoreau 28:e932eb039271 61 {
clementdoreau 28:e932eb039271 62 _freq = freq;
clementdoreau 28:e932eb039271 63 }
Willheisen 9:6f3d8b714a59 64
clementdoreau 28:e932eb039271 65 void cSPI::setMode(unsigned int mode)
clementdoreau 28:e932eb039271 66 {
clementdoreau 28:e932eb039271 67 _mode = mode;
clementdoreau 28:e932eb039271 68 }
Willheisen 9:6f3d8b714a59 69
clementdoreau 29:95469b25e187 70 void cSPI::setBits(unsigned int bits)
clementdoreau 28:e932eb039271 71 {
clementdoreau 28:e932eb039271 72 _bits = bits;
clementdoreau 28:e932eb039271 73 }
Willheisen 9:6f3d8b714a59 74
clementdoreau 28:e932eb039271 75 // METHODES
Willheisen 9:6f3d8b714a59 76
clementdoreau 28:e932eb039271 77 void cSPI::initSPI(unsigned int frequence, unsigned int bits, unsigned int mode)
clementdoreau 28:e932eb039271 78 {
clementdoreau 30:c647da947bd9 79 Serial pc(USBTX, USBRX);
clementdoreau 30:c647da947bd9 80 _freq = frequence;
clementdoreau 28:e932eb039271 81 _cs = 0;
clementdoreau 30:c647da947bd9 82 wait_us(500);
clementdoreau 30:c647da947bd9 83 _spi.frequency(_freq);
clementdoreau 30:c647da947bd9 84 //_spi.format(bits, mode);
clementdoreau 30:c647da947bd9 85 wait_us(500);
clementdoreau 28:e932eb039271 86 _cs = 1;
clementdoreau 30:c647da947bd9 87 pc.printf("Liaison SPI Initialisee\n");
clementdoreau 30:c647da947bd9 88
clementdoreau 28:e932eb039271 89 }
Willheisen 9:6f3d8b714a59 90
Willheisen 27:fdcff6af71b5 91 int cSPI::envoyerMatrice(cMatrice & mat) // Renvoi la reponse SPI
Willheisen 27:fdcff6af71b5 92 {
clementdoreau 30:c647da947bd9 93
clementdoreau 28:e932eb039271 94 _cs = 0;
clementdoreau 30:c647da947bd9 95 wait_us(500);
clementdoreau 30:c647da947bd9 96 for(int i = 0; i < mat.getLig(); i++) {
clementdoreau 29:95469b25e187 97 for(int j = 0; j < mat.getCol(); j ++) {
clementdoreau 28:e932eb039271 98 _spi.write(mat.getValTab(i, j));
Willheisen 9:6f3d8b714a59 99 }
Willheisen 27:fdcff6af71b5 100 }
clementdoreau 30:c647da947bd9 101 wait_us(500);
clementdoreau 28:e932eb039271 102 _cs = 1; //avant 0
Willheisen 27:fdcff6af71b5 103 return 1; // temporaire
clementdoreau 28:e932eb039271 104 }
Willheisen 9:6f3d8b714a59 105
clementdoreau 29:95469b25e187 106 void cSPI::configurerNbMatrices(const int nb)
clementdoreau 28:e932eb039271 107 {
clementdoreau 28:e932eb039271 108 _cs = 0;
clementdoreau 30:c647da947bd9 109 wait_us(500);
clementdoreau 30:c647da947bd9 110 _spi.write('%');
clementdoreau 29:95469b25e187 111 _spi.write(nb);
clementdoreau 30:c647da947bd9 112 wait_us(500);
clementdoreau 28:e932eb039271 113 _cs = 1;
clementdoreau 28:e932eb039271 114 }