Projektseminar 3 / Mbed 2 deprecated GrundansteuerungDisplay

example marix 8x8

Dependencies:   MAX7219 mbed

Fork of 00_LAB_matrix8x8_SPI by ferney alberto beltran molina

main.cpp@4:8f0d7520027d, 2017-11-06 (annotated)

Committer:
burked01
Date:
Mon Nov 06 11:57:05 2017 +0000
Revision:
4:8f0d7520027d
Parent:
3:4a8de2f71ed0 
h

Who changed what in which revision?

UserRevisionLine numberNew contents of line
fabeltranm 0:61199d9d0aed 1
fabeltranm 0:61199d9d0aed 2 #include "mbed.h"
burked01 4:8f0d7520027d 3 #include "max7219.h"
fabeltranm 0:61199d9d0aed 4
fabeltranm 0:61199d9d0aed 5 // ***************************************************************************
fabeltranm 0:61199d9d0aed 6 // option 1 : use SPI
fabeltranm 0:61199d9d0aed 7 // ***************************************************************************
burked01 4:8f0d7520027d 8 /*SPI deviceM(PA_7, PA_6, PA_5);
fabeltranm 0:61199d9d0aed 9 DigitalOut ssel (PB_12);
fabeltranm 0:61199d9d0aed 10
fabeltranm 0:61199d9d0aed 11 #define uint8_t unsigned char
fabeltranm 2:414129d953dd 12 uint8_t vcol2[8]={0,0,0,0,0,0,0,0};
fabeltranm 1:b732136485e0 13
fabeltranm 0:61199d9d0aed 14
fabeltranm 0:61199d9d0aed 15 void sendSPI(uint8_t d1, uint8_t d2)
fabeltranm 0:61199d9d0aed 16 {
fabeltranm 0:61199d9d0aed 17 deviceM.unlock();
fabeltranm 0:61199d9d0aed 18 ssel=0;
fabeltranm 0:61199d9d0aed 19 deviceM.write(d1);
fabeltranm 0:61199d9d0aed 20 deviceM.write(d2);
fabeltranm 0:61199d9d0aed 21 ssel=1;
fabeltranm 0:61199d9d0aed 22 deviceM.lock();
fabeltranm 0:61199d9d0aed 23 };
fabeltranm 0:61199d9d0aed 24
fabeltranm 0:61199d9d0aed 25
fabeltranm 0:61199d9d0aed 26 void printMatrix(uint8_t* vC)
fabeltranm 0:61199d9d0aed 27
fabeltranm 0:61199d9d0aed 28 {
fabeltranm 0:61199d9d0aed 29 uint8_t i =0;
fabeltranm 0:61199d9d0aed 30 for (i=1;i<9;i++){
fabeltranm 0:61199d9d0aed 31 sendSPI(i,*(vC+i));
fabeltranm 0:61199d9d0aed 32 }
fabeltranm 0:61199d9d0aed 33
fabeltranm 0:61199d9d0aed 34 };
fabeltranm 2:414129d953dd 35
fabeltranm 3:4a8de2f71ed0 36 void clr_vcol()
fabeltranm 2:414129d953dd 37 {
fabeltranm 3:4a8de2f71ed0 38 for (int i=0; i<8;i++){
fabeltranm 2:414129d953dd 39 vcol2[i]=0;
fabeltranm 2:414129d953dd 40 }
fabeltranm 0:61199d9d0aed 41
fabeltranm 2:414129d953dd 42 }
fabeltranm 2:414129d953dd 43
fabeltranm 2:414129d953dd 44 void print_Snake2()
fabeltranm 2:414129d953dd 45 {
fabeltranm 2:414129d953dd 46
fabeltranm 2:414129d953dd 47 int j, i;
fabeltranm 2:414129d953dd 48 //reset
fabeltranm 3:4a8de2f71ed0 49
fabeltranm 2:414129d953dd 50 for (j=0; j<8;j++){
fabeltranm 3:4a8de2f71ed0 51 clr_vcol();
fabeltranm 3:4a8de2f71ed0 52 if(j % 2 == 0)
fabeltranm 3:4a8de2f71ed0 53 vcol2[j]=1;
fabeltranm 3:4a8de2f71ed0 54 else
fabeltranm 3:4a8de2f71ed0 55 vcol2[j]=0b10000000;
fabeltranm 3:4a8de2f71ed0 56
fabeltranm 2:414129d953dd 57 for (i=0; i<8;i++){
fabeltranm 2:414129d953dd 58 if(j % 2 == 0){
fabeltranm 3:4a8de2f71ed0 59 vcol2[j]=3<<i;
fabeltranm 2:414129d953dd 60 }
fabeltranm 2:414129d953dd 61 else{
fabeltranm 3:4a8de2f71ed0 62 vcol2[j]=0b1100000000>>i;
fabeltranm 2:414129d953dd 63 }
fabeltranm 2:414129d953dd 64 printMatrix(vcol2);
fabeltranm 2:414129d953dd 65 wait_ms(5);
fabeltranm 2:414129d953dd 66 }
fabeltranm 2:414129d953dd 67 }
fabeltranm 2:414129d953dd 68 }
fabeltranm 2:414129d953dd 69
fabeltranm 1:b732136485e0 70 void print_Snake()
fabeltranm 1:b732136485e0 71 {
fabeltranm 2:414129d953dd 72
fabeltranm 2:414129d953dd 73 uint8_t vt1[8]={1,3,7,0xf,0x1f,0x3f, 0x7f,0xff};
fabeltranm 2:414129d953dd 74 uint8_t vt2[8]={0b10000000,0b11000000,0b11100000,0b11110000,0b11111000,0b11111100,0b11111110,0b11111111};
fabeltranm 0:61199d9d0aed 75
fabeltranm 2:414129d953dd 76
fabeltranm 1:b732136485e0 77 int j, i;
fabeltranm 2:414129d953dd 78 //reset
fabeltranm 3:4a8de2f71ed0 79 clr_vcol();
fabeltranm 1:b732136485e0 80 for (j=0; j<8;j++){
fabeltranm 1:b732136485e0 81 for (i=0; i<8;i++){
fabeltranm 2:414129d953dd 82 if(j % 2 == 0){
fabeltranm 2:414129d953dd 83 vcol2[j]=vt1[i];
fabeltranm 2:414129d953dd 84 }else{
fabeltranm 2:414129d953dd 85 vcol2[j]=vt2[i];
fabeltranm 2:414129d953dd 86 }
fabeltranm 1:b732136485e0 87 printMatrix(vcol2);
fabeltranm 1:b732136485e0 88 wait_ms(5);
fabeltranm 1:b732136485e0 89 }
fabeltranm 1:b732136485e0 90 }
fabeltranm 1:b732136485e0 91 }
fabeltranm 0:61199d9d0aed 92 int main() {
fabeltranm 1:b732136485e0 93 uint8_t vcol[8]={0,0,0,0,0,0,0,0};
fabeltranm 0:61199d9d0aed 94 sendSPI(0x0c,1);
fabeltranm 0:61199d9d0aed 95 sendSPI(0x0F,1);
fabeltranm 1:b732136485e0 96 wait (0.1);
fabeltranm 0:61199d9d0aed 97 sendSPI(0x0f,0);
fabeltranm 1:b732136485e0 98 wait (0.1);
fabeltranm 0:61199d9d0aed 99 int i =0;
fabeltranm 0:61199d9d0aed 100 while(1){
fabeltranm 1:b732136485e0 101 print_Snake();
fabeltranm 0:61199d9d0aed 102 }
burked01 4:8f0d7520027d 103 }*/
fabeltranm 0:61199d9d0aed 104 // ***************************************************************************
burked01 4:8f0d7520027d 105 // option two: use max7219 library
fabeltranm 0:61199d9d0aed 106
fabeltranm 0:61199d9d0aed 107 // ***************************************************************************
burked01 4:8f0d7520027d 108
burked01 4:8f0d7520027d 109
burked01 4:8f0d7520027d 110 Max7219 max7219(PA_7, PA_6, PA_5, D2);
burked01 4:8f0d7520027d 111
burked01 4:8f0d7520027d 112 int main()
burked01 4:8f0d7520027d 113 {
burked01 4:8f0d7520027d 114 max7219_configuration_t cfg = {
burked01 4:8f0d7520027d 115 .device_number = 1,
burked01 4:8f0d7520027d 116 .decode_mode = 3,
burked01 4:8f0d7520027d 117 .intensity = Max7219::MAX7219_INTENSITY_5,
burked01 4:8f0d7520027d 118 .scan_limit = Max7219::MAX7219_SCAN_8
burked01 4:8f0d7520027d 119 };
burked01 4:8f0d7520027d 120
burked01 4:8f0d7520027d 121 max7219.init_device(cfg);
burked01 4:8f0d7520027d 122 max7219.enable_device(1);
burked01 4:8f0d7520027d 123 max7219.set_display_test();
burked01 4:8f0d7520027d 124 wait(1);
burked01 4:8f0d7520027d 125 max7219.clear_display_test();
burked01 4:8f0d7520027d 126
burked01 4:8f0d7520027d 127
burked01 4:8f0d7520027d 128
burked01 4:8f0d7520027d 129
fabeltranm 0:61199d9d0aed 130
fabeltranm 0:61199d9d0aed 131
burked01 4:8f0d7520027d 132
fabeltranm 0:61199d9d0aed 133 while(1){
burked01 4:8f0d7520027d 134
burked01 4:8f0d7520027d 135 max7219.write_digit(1,1,0b01010101);
burked01 4:8f0d7520027d 136 max7219.write_digit(1,2,0b10101010);
burked01 4:8f0d7520027d 137 max7219.write_digit(1,3,0b01010101);
burked01 4:8f0d7520027d 138 max7219.write_digit(1,4,0b10101010);
burked01 4:8f0d7520027d 139 max7219.write_digit(1,5,0b01010101);
burked01 4:8f0d7520027d 140 max7219.write_digit(1,6,0b10101010);
burked01 4:8f0d7520027d 141 max7219.write_digit(1,7,0b01010101);
burked01 4:8f0d7520027d 142 max7219.write_digit(1,8,0b11001100);
burked01 4:8f0d7520027d 143
burked01 4:8f0d7520027d 144
burked01 4:8f0d7520027d 145 max7219.write_digit(2,1,0b01010101);
burked01 4:8f0d7520027d 146 max7219.write_digit(2,2,0b10101010);
burked01 4:8f0d7520027d 147 max7219.write_digit(2,3,0b01010101);
burked01 4:8f0d7520027d 148 max7219.write_digit(2,4,0b10101010);
burked01 4:8f0d7520027d 149 max7219.write_digit(2,5,0b01010101);
burked01 4:8f0d7520027d 150 max7219.write_digit(2,6,0b10101010);
burked01 4:8f0d7520027d 151 max7219.write_digit(2,7,0b01010101);
burked01 4:8f0d7520027d 152 max7219.write_digit(2,8,0b11001100);
burked01 4:8f0d7520027d 153
burked01 4:8f0d7520027d 154
burked01 4:8f0d7520027d 155 max7219.write_digit(3,1,0b01010101);
burked01 4:8f0d7520027d 156 max7219.write_digit(3,2,0b10101010);
burked01 4:8f0d7520027d 157 max7219.write_digit(3,3,0b01010101);
burked01 4:8f0d7520027d 158 max7219.write_digit(3,4,0b10001010);
burked01 4:8f0d7520027d 159 max7219.write_digit(3,5,0b01010101);
burked01 4:8f0d7520027d 160 max7219.write_digit(3,6,0b10101010);
burked01 4:8f0d7520027d 161 max7219.write_digit(3,7,0b01010101);
burked01 4:8f0d7520027d 162 max7219.write_digit(3,8,0b11001100);
burked01 4:8f0d7520027d 163
burked01 4:8f0d7520027d 164
burked01 4:8f0d7520027d 165 max7219.write_digit(4,1,0b01010101);
burked01 4:8f0d7520027d 166 max7219.write_digit(4,2,0b10101010);
burked01 4:8f0d7520027d 167 max7219.write_digit(4,3,0b01010101);
burked01 4:8f0d7520027d 168 max7219.write_digit(4,4,0b10101010);
burked01 4:8f0d7520027d 169 max7219.write_digit(4,5,0b01011101);
burked01 4:8f0d7520027d 170 max7219.write_digit(4,6,0b10101010);
burked01 4:8f0d7520027d 171 max7219.write_digit(4,7,0b01010101);
burked01 4:8f0d7520027d 172 max7219.write_digit(4,8,0b11001100);
burked01 4:8f0d7520027d 173 ;
burked01 4:8f0d7520027d 174
fabeltranm 0:61199d9d0aed 175 }
fabeltranm 0:61199d9d0aed 176 }
fabeltranm 0:61199d9d0aed 177
burked01 4:8f0d7520027d 178