Clemens Valens / Mbed 2 deprecated cocorico_ring_demo

Simple demo showing how to control the CoCo-ri-Co LED ring.

Dependencies:   mbed

LedMatrix.cpp@0:c6fa86a8f29b, 2016-06-21 (annotated)

Committer:
Clemo
Date:
Tue Jun 21 07:45:06 2016 +0000
Revision:
0:c6fa86a8f29b
Demo program showing how to control the CoCo-ri-Co's LED ring.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Clemo 0:c6fa86a8f29b 1 /*
Clemo 0:c6fa86a8f29b 2 * LedMatrix.cpp
Clemo 0:c6fa86a8f29b 3 *
Clemo 0:c6fa86a8f29b 4 * Created on: 25 january 2016
Clemo 0:c6fa86a8f29b 5 * Author: CPV
Clemo 0:c6fa86a8f29b 6 */
Clemo 0:c6fa86a8f29b 7
Clemo 0:c6fa86a8f29b 8 #include "mbed.h"
Clemo 0:c6fa86a8f29b 9 #include "LedMatrix.h"
Clemo 0:c6fa86a8f29b 10
Clemo 0:c6fa86a8f29b 11 #define MATRIX_ROWS (4)
Clemo 0:c6fa86a8f29b 12 #define MATRIX_COLUMNS (4)
Clemo 0:c6fa86a8f29b 13
Clemo 0:c6fa86a8f29b 14
Clemo 0:c6fa86a8f29b 15 DigitalOut led17g(CENTER_LED_X,1);
Clemo 0:c6fa86a8f29b 16 DigitalOut led17r(CENTER_LED_Y,1);
Clemo 0:c6fa86a8f29b 17
Clemo 0:c6fa86a8f29b 18
Clemo 0:c6fa86a8f29b 19 DigitalInOut ledMatrixRows[MATRIX_ROWS] =
Clemo 0:c6fa86a8f29b 20 {
Clemo 0:c6fa86a8f29b 21 DigitalInOut(P0_15,PIN_INPUT,PullNone,0),
Clemo 0:c6fa86a8f29b 22 DigitalInOut(P0_13,PIN_INPUT,PullNone,0),
Clemo 0:c6fa86a8f29b 23 DigitalInOut(P0_16,PIN_INPUT,PullNone,0),
Clemo 0:c6fa86a8f29b 24 DigitalInOut(P0_7,PIN_INPUT,PullNone,0)
Clemo 0:c6fa86a8f29b 25 };
Clemo 0:c6fa86a8f29b 26 /*DigitalInOut row0(P0_15,PIN_INPUT,PullNone,0);
Clemo 0:c6fa86a8f29b 27 DigitalInOut row1(P0_13,PIN_INPUT,PullNone,0);
Clemo 0:c6fa86a8f29b 28 DigitalInOut row2(P0_16,PIN_INPUT,PullNone,0);
Clemo 0:c6fa86a8f29b 29 DigitalInOut row3(P0_7,PIN_INPUT,PullNone,0);*/
Clemo 0:c6fa86a8f29b 30
Clemo 0:c6fa86a8f29b 31
Clemo 0:c6fa86a8f29b 32 DigitalInOut ledMatrixColumns[MATRIX_COLUMNS] =
Clemo 0:c6fa86a8f29b 33 {
Clemo 0:c6fa86a8f29b 34 DigitalInOut(P0_9,PIN_INPUT,PullNone,0),
Clemo 0:c6fa86a8f29b 35 DigitalInOut(P0_8,PIN_INPUT,PullNone,0),
Clemo 0:c6fa86a8f29b 36 DigitalInOut(P0_17,PIN_INPUT,PullNone,0),
Clemo 0:c6fa86a8f29b 37 DigitalInOut(P0_14,PIN_INPUT,PullNone,0)
Clemo 0:c6fa86a8f29b 38 };
Clemo 0:c6fa86a8f29b 39 /*DigitalInOut col0(P0_9,PIN_INPUT,PullNone,0);
Clemo 0:c6fa86a8f29b 40 DigitalInOut col1(P0_8,PIN_INPUT,PullNone,0);
Clemo 0:c6fa86a8f29b 41 DigitalInOut col2(P0_17,PIN_INPUT,PullNone,0);
Clemo 0:c6fa86a8f29b 42 DigitalInOut col3(P0_14,PIN_INPUT,PullNone,0);*/
Clemo 0:c6fa86a8f29b 43
Clemo 0:c6fa86a8f29b 44
Clemo 0:c6fa86a8f29b 45 CLedMatrixPixel pixels[PIXELS] =
Clemo 0:c6fa86a8f29b 46 {
Clemo 0:c6fa86a8f29b 47 CLedMatrixPixel(0,0), // LED1
Clemo 0:c6fa86a8f29b 48 CLedMatrixPixel(0,1), // LED2
Clemo 0:c6fa86a8f29b 49 CLedMatrixPixel(0,2), // LED3
Clemo 0:c6fa86a8f29b 50 CLedMatrixPixel(0,3), // LED4
Clemo 0:c6fa86a8f29b 51 CLedMatrixPixel(1,0), // LED5
Clemo 0:c6fa86a8f29b 52 CLedMatrixPixel(1,1), // LED6
Clemo 0:c6fa86a8f29b 53 CLedMatrixPixel(1,2), // LED7
Clemo 0:c6fa86a8f29b 54 CLedMatrixPixel(1,3), // LED8
Clemo 0:c6fa86a8f29b 55 CLedMatrixPixel(2,0), // LED9
Clemo 0:c6fa86a8f29b 56 CLedMatrixPixel(2,1), // LED10
Clemo 0:c6fa86a8f29b 57 CLedMatrixPixel(2,2), // LED11
Clemo 0:c6fa86a8f29b 58 CLedMatrixPixel(2,3), // LED12
Clemo 0:c6fa86a8f29b 59 CLedMatrixPixel(3,0), // LED13
Clemo 0:c6fa86a8f29b 60 CLedMatrixPixel(3,1), // LED14
Clemo 0:c6fa86a8f29b 61 CLedMatrixPixel(3,2), // LED15
Clemo 0:c6fa86a8f29b 62 CLedMatrixPixel(3,3), // LED16
Clemo 0:c6fa86a8f29b 63 CLedMatrixPixel(MATRIX_ROWS,MATRIX_COLUMNS), // LED17 (not in the matrix)
Clemo 0:c6fa86a8f29b 64 };
Clemo 0:c6fa86a8f29b 65
Clemo 0:c6fa86a8f29b 66
Clemo 0:c6fa86a8f29b 67 void CLedMatrix::initialise(void)
Clemo 0:c6fa86a8f29b 68 {
Clemo 0:c6fa86a8f29b 69 m_acitvePixel = 0;
Clemo 0:c6fa86a8f29b 70 m_maxPixel = PIXELS;
Clemo 0:c6fa86a8f29b 71 }
Clemo 0:c6fa86a8f29b 72
Clemo 0:c6fa86a8f29b 73
Clemo 0:c6fa86a8f29b 74 void CLedMatrix::putPixel(uint8_t nr, LedMatrixColor_t color)
Clemo 0:c6fa86a8f29b 75 {
Clemo 0:c6fa86a8f29b 76 if (nr<PIXELS) pixels[nr] = color;
Clemo 0:c6fa86a8f29b 77 }
Clemo 0:c6fa86a8f29b 78
Clemo 0:c6fa86a8f29b 79
Clemo 0:c6fa86a8f29b 80 void CLedMatrix::set(CLedMatrixPixel pixel, LedMatrixColor_t color)
Clemo 0:c6fa86a8f29b 81 {
Clemo 0:c6fa86a8f29b 82 if (pixel.x()>=MATRIX_ROWS && pixel.x()>=MATRIX_COLUMNS)
Clemo 0:c6fa86a8f29b 83 {
Clemo 0:c6fa86a8f29b 84 // Special treats for CENTER_LED.
Clemo 0:c6fa86a8f29b 85 setCenterLed(color);
Clemo 0:c6fa86a8f29b 86 }
Clemo 0:c6fa86a8f29b 87 else if (color==black)
Clemo 0:c6fa86a8f29b 88 {
Clemo 0:c6fa86a8f29b 89 // Black is achieved by making the pixel pins inputs.
Clemo 0:c6fa86a8f29b 90 ledMatrixRows[pixel.x()].input();
Clemo 0:c6fa86a8f29b 91 ledMatrixColumns[pixel.y()].input();
Clemo 0:c6fa86a8f29b 92 }
Clemo 0:c6fa86a8f29b 93 else
Clemo 0:c6fa86a8f29b 94 {
Clemo 0:c6fa86a8f29b 95 // Red, green & orange require the pixel pins to be outputs.
Clemo 0:c6fa86a8f29b 96 ledMatrixRows[pixel.x()].output();
Clemo 0:c6fa86a8f29b 97 ledMatrixColumns[pixel.y()].output();
Clemo 0:c6fa86a8f29b 98 switch (color)
Clemo 0:c6fa86a8f29b 99 {
Clemo 0:c6fa86a8f29b 100 case red:
Clemo 0:c6fa86a8f29b 101 ledMatrixRows[pixel.x()] = 1;
Clemo 0:c6fa86a8f29b 102 ledMatrixColumns[pixel.y()] = 0;
Clemo 0:c6fa86a8f29b 103 break;
Clemo 0:c6fa86a8f29b 104
Clemo 0:c6fa86a8f29b 105 case green:
Clemo 0:c6fa86a8f29b 106 ledMatrixRows[pixel.x()] = 0;
Clemo 0:c6fa86a8f29b 107 ledMatrixColumns[pixel.y()] = 1;
Clemo 0:c6fa86a8f29b 108 break;
Clemo 0:c6fa86a8f29b 109
Clemo 0:c6fa86a8f29b 110 case orange:
Clemo 0:c6fa86a8f29b 111 ledMatrixRows[pixel.x()] = 1;
Clemo 0:c6fa86a8f29b 112 ledMatrixColumns[pixel.y()] = 1;
Clemo 0:c6fa86a8f29b 113 break;
Clemo 0:c6fa86a8f29b 114 }
Clemo 0:c6fa86a8f29b 115 }
Clemo 0:c6fa86a8f29b 116 }
Clemo 0:c6fa86a8f29b 117
Clemo 0:c6fa86a8f29b 118
Clemo 0:c6fa86a8f29b 119 void CLedMatrix::setCenterLed(LedMatrixColor_t color)
Clemo 0:c6fa86a8f29b 120 {
Clemo 0:c6fa86a8f29b 121 switch (color)
Clemo 0:c6fa86a8f29b 122 {
Clemo 0:c6fa86a8f29b 123 case black:
Clemo 0:c6fa86a8f29b 124 led17r = 1;
Clemo 0:c6fa86a8f29b 125 led17g = 1;
Clemo 0:c6fa86a8f29b 126 break;
Clemo 0:c6fa86a8f29b 127
Clemo 0:c6fa86a8f29b 128 case red:
Clemo 0:c6fa86a8f29b 129 led17r = 0;
Clemo 0:c6fa86a8f29b 130 led17g = 1;
Clemo 0:c6fa86a8f29b 131 break;
Clemo 0:c6fa86a8f29b 132
Clemo 0:c6fa86a8f29b 133 case green:
Clemo 0:c6fa86a8f29b 134 led17r = 1;
Clemo 0:c6fa86a8f29b 135 led17g = 0;
Clemo 0:c6fa86a8f29b 136 break;
Clemo 0:c6fa86a8f29b 137
Clemo 0:c6fa86a8f29b 138 case orange:
Clemo 0:c6fa86a8f29b 139 led17r = 0;
Clemo 0:c6fa86a8f29b 140 led17g = 0;
Clemo 0:c6fa86a8f29b 141 break;
Clemo 0:c6fa86a8f29b 142 }
Clemo 0:c6fa86a8f29b 143 }
Clemo 0:c6fa86a8f29b 144
Clemo 0:c6fa86a8f29b 145
Clemo 0:c6fa86a8f29b 146 void CLedMatrix::tick(void)
Clemo 0:c6fa86a8f29b 147 {
Clemo 0:c6fa86a8f29b 148 set(pixels[m_acitvePixel],black); // Deactivate current LED.
Clemo 0:c6fa86a8f29b 149 m_acitvePixel += 1; // Increment LED counter.
Clemo 0:c6fa86a8f29b 150 if (m_acitvePixel>=m_maxPixel) m_acitvePixel = 0; // Wrap around if needed.
Clemo 0:c6fa86a8f29b 151 set(pixels[m_acitvePixel],pixels[m_acitvePixel].color()); // Activate new LED.
Clemo 0:c6fa86a8f29b 152 }