Senior Design: Sound Monitor / 4951

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Dependencies:   LCD_fonts SPI_TFT_ILI9341 CMSIS_DSP_401_without_cm4 mbed-src SDFileSystem wavfile

main.cpp@2:afdb1aaa7608, 2015-12-12 (annotated)

Committer:
linx0576
Date:
Sat Dec 12 21:13:39 2015 +0000
Revision:
2:afdb1aaa7608
Parent:
1:f1f3dfff9107
Child:
3:7edb43f86069
on pcb

Who changed what in which revision?

UserRevisionLine numberNew contents of line
linx0576 0:52568bab75f8 1 #include <math.h>
linx0576 0:52568bab75f8 2 #include "stdio.h"
linx0576 0:52568bab75f8 3 #include "mbed.h"
linx0576 0:52568bab75f8 4 #include "SPI_TFT_ILI9341.h"
linx0576 0:52568bab75f8 5 #include "string"
linx0576 0:52568bab75f8 6 #include "Arial12x12.h"
linx0576 0:52568bab75f8 7 #include "Arial24x23.h"
linx0576 0:52568bab75f8 8 #include "arm_math.h"
linx0576 0:52568bab75f8 9 #define num 128
linx0576 1:f1f3dfff9107 10 //AnalogIn analogValue(A2);
linx0576 1:f1f3dfff9107 11 DigitalIn bt(PC_8);
linx0576 0:52568bab75f8 12
linx0576 0:52568bab75f8 13 /** External Input and Output buffer Declarations for FFT Bin Example **/
linx0576 1:f1f3dfff9107 14 //static float32_t testInput_f32_10khz[num];
linx0576 1:f1f3dfff9107 15
linx0576 0:52568bab75f8 16 /** Global variables for FFT Bin Example **/
linx0576 1:f1f3dfff9107 17
linx0576 0:52568bab75f8 18 uint32_t ifftFlag = 0;
linx0576 0:52568bab75f8 19 uint32_t doBitReverse = 1;
linx0576 0:52568bab75f8 20
linx0576 0:52568bab75f8 21 /* Reference index at which max energy of bin ocuurs */
linx0576 0:52568bab75f8 22 uint32_t refIndex = 213, testIndex = 0;
linx0576 0:52568bab75f8 23
linx0576 0:52568bab75f8 24 extern unsigned char p1[]; // the mbed logo
linx0576 0:52568bab75f8 25 const float32_t a[num] = { -0.865129623056441, -2.655020678073846, 0.600664612949661, 0.080378093886515, -2.899160484012034, 2.563004262857762, 3.078328403304206, 0.105906778385130,
linx0576 0:52568bab75f8 26 0.048366940168201, -0.145696461188734, -0.023417155362879, 2.127729174988954, -1.176633086028377, 3.690223557991855, -0.622791766173194, 0.722837373872203,
linx0576 0:52568bab75f8 27 2.739754205367484, -0.062610410524552, -0.891296810967338, -1.845872258871811, 1.195039415434387, -2.177388969045026, 1.078649103637905, 2.570976050490193,
linx0576 0:52568bab75f8 28 -1.383551403404574, 2.392141424058873, 2.858002843205065, -3.682433899725536, -3.488146646451150, 1.323468578888120, -0.099771155430726, 1.561168082500454,
linx0576 0:52568bab75f8 29 1.025026795103179, 0.928841900171200, 2.930499509864950, 2.013349089766430, 2.381676148486737, -3.081062307950236, -0.389579115537544, 0.181540149166620,
linx0576 0:52568bab75f8 30 -2.601953341353208, 0.333435137783218, -2.812945856162965, 2.649109640172910, -1.003963025744654, 1.552460768755035, 0.088641345335247, -2.519951327113426,
linx0576 0:52568bab75f8 31 -4.341348988610527, 0.557772429359965, -1.671267412948494, 0.733951350960387, 0.409263788034864, 3.566033071952806, 1.882565173848352, -1.106017073793287,
linx0576 0:52568bab75f8 32 0.154456720778718, -2.513205795512153, 0.310978660939421, 0.579706500111723, 0.000086383683251, -1.311866980897721, 1.840007477574986, -3.253005768451345,
linx0576 0:52568bab75f8 33 1.462584328739432, 1.610103610851738, 0.761914676858907, 0.974541361089834, 0.686845845885983, 1.849153122025191, 0.787800410401453, -1.187438909666279,
linx0576 0:52568bab75f8 34 -0.754937911044720, 0.084373858395232, -2.600269011710521, -0.962982842142644, -0.369328108540868, 0.810791418361879, 3.587016488699641, -0.520776145083723,
linx0576 0:52568bab75f8 35 0.640249919627884, 1.103122489464969, 2.231779881455556, -1.308035392685241, 0.424070304330106, -0.200383932651189, -2.365526783356541, -0.989114757436628,
linx0576 0:52568bab75f8 36 2.770807688959777, -0.444172737462307, 0.079760979374078, -0.005199118412183, -0.664712668309527, -0.624171857561896, 0.537306979007338, -2.575955675497642,
linx0576 0:52568bab75f8 37 1.562363235756780, 1.814069369848895, -1.293428583392509, -1.026188449495686, -2.981771815588717, -4.223468103075124, 2.672674782004045, -0.856096801117735,
linx0576 0:52568bab75f8 38 0.048517345512563, -0.026860721136222, 0.392932277758187, -1.331740855093099, -1.894292129477081, -1.425006468460681, -2.721772427617057, -1.616831100216806,
linx0576 0:52568bab75f8 39 3.551177651488947, -0.069685667896087, -3.134634907409102, -0.263627598944639, -1.650469945991350, -2.203580339374399, -0.872203246123242, 1.230782812607287,
linx0576 0:52568bab75f8 40 0.257288860093291, 1.989083106173137, -1.985638729453261, -1.416185105842892, -1.131097688325772, -2.245130805416057, -1.938873996219074, 2.043608361562645,
linx0576 0:52568bab75f8 41 };
linx0576 0:52568bab75f8 42 const float32_t b[num] = { -0.865129623056441, -2.655020678073846, 0.600664612949661, 0.080378093886515, -2.899160484012034, 2.563004262857762, 3.078328403304206, 0.105906778385130,
linx0576 0:52568bab75f8 43 0.048366940168201, -0.145696461188734, -0.023417155362879, 2.127729174988954, -1.176633086028377, 3.690223557991855, -0.622791766173194, 0.722837373872203,
linx0576 0:52568bab75f8 44 2.739754205367484, -0.062610410524552, -0.891296810967338, -1.845872258871811, 1.195039415434387, -2.177388969045026, 1.078649103637905, 2.570976050490193,
linx0576 0:52568bab75f8 45 -1.383551403404574, 2.392141424058873, 2.858002843205065, -3.682433899725536, -0.369328108540868, 0.810791418361879, 3.587016488699641, -0.520776145083723,
linx0576 0:52568bab75f8 46 0.640249919627884, 1.103122489464969, 2.231779881455556, -1.308035392685241, 0.424070304330106, -0.200383932651189, -2.365526783356541, -0.989114757436628,
linx0576 0:52568bab75f8 47 2.770807688959777, -0.444172737462307, 0.079760979374078, -0.005199118412183, -0.664712668309527, -0.624171857561896, 0.537306979007338, -2.575955675497642,
linx0576 0:52568bab75f8 48 1.562363235756780, 1.814069369848895, -1.293428583392509, -1.026188449495686, -2.981771815588717, -4.223468103075124, 2.672674782004045, -0.856096801117735,
linx0576 0:52568bab75f8 49 0.048517345512563, -0.026860721136222, 0.392932277758187, -1.331740855093099, -1.894292129477081, -1.425006468460681, -2.721772427617057, -1.616831100216806,
linx0576 0:52568bab75f8 50 3.551177651488947, -0.069685667896087, -3.134634907409102, -0.263627598944639, -1.650469945991350, -2.203580339374399, -0.872203246123242, 1.230782812607287,
linx0576 0:52568bab75f8 51 0.257288860093291, 1.989083106173137, -1.985638729453261, -1.416185105842892, -1.131097688325772, -2.245130805416057, -1.938873996219074, 2.043608361562645,
linx0576 0:52568bab75f8 52 -3.488146646451150, 1.323468578888120, -0.099771155430726, 1.561168082500454, 1.025026795103179, 0.928841900171200, 2.930499509864950, 2.013349089766430,
linx0576 0:52568bab75f8 53 2.381676148486737, -3.081062307950236, -0.389579115537544, 0.181540149166620, -2.601953341353208, 0.333435137783218, -2.812945856162965, 2.649109640172910,
linx0576 0:52568bab75f8 54 -1.003963025744654, 1.552460768755035, 0.088641345335247, -2.519951327113426, -4.341348988610527, 0.557772429359965, -1.671267412948494, 0.733951350960387,
linx0576 0:52568bab75f8 55 0.409263788034864, 3.566033071952806, 1.882565173848352, -1.106017073793287, 0.154456720778718, -2.513205795512153, 0.310978660939421, 0.579706500111723,
linx0576 0:52568bab75f8 56 0.000086383683251, -1.311866980897721, 1.840007477574986, -3.253005768451345, 1.462584328739432, 1.610103610851738, 0.761914676858907, 0.974541361089834,
linx0576 0:52568bab75f8 57 0.686845845885983, 1.849153122025191, 0.787800410401453, -1.187438909666279, -0.754937911044720, 0.084373858395232, -2.600269011710521, -0.962982842142644,
linx0576 0:52568bab75f8 58 };
linx0576 0:52568bab75f8 59 float32_t a1, b1;
linx0576 0:52568bab75f8 60 float32_t subOutput, SquareOutput;
linx0576 0:52568bab75f8 61
linx0576 2:afdb1aaa7608 62 //SPI_TFT_ILI9341 TFT(D11, D12, D13, D10, D8, D9, "TFT"); // mosi, miso, sclk, cs, reset, dc
linx0576 2:afdb1aaa7608 63 SPI_TFT_ILI9341 TFT(PC_3, PC_2, PB_10, PB_12, PA_8, PA_11, "TFT"); // mosi, miso, sclk, cs, reset, dc
linx0576 1:f1f3dfff9107 64
linx0576 0:52568bab75f8 65 int main()
linx0576 1:f1f3dfff9107 66 {
linx0576 1:f1f3dfff9107 67 // arm_cfft_radix2_instance_f32 S;
linx0576 1:f1f3dfff9107 68 int stage=0;
linx0576 1:f1f3dfff9107 69 int pu, pd, pl, pr, ps;
linx0576 0:52568bab75f8 70 TFT.claim(stdout); // send stdout to the TFT display
linx0576 0:52568bab75f8 71 TFT.claim(stderr); // send stderr to the TFT display
linx0576 2:afdb1aaa7608 72 TFT.set_orientation(2); // comment out = "||" include = "="
linx0576 0:52568bab75f8 73 TFT.background(Black); // set background to black
linx0576 0:52568bab75f8 74 TFT.foreground(White); // set chars to white
linx0576 0:52568bab75f8 75 TFT.cls(); // clear the screen
linx0576 0:52568bab75f8 76
linx0576 1:f1f3dfff9107 77 while(1)
linx0576 1:f1f3dfff9107 78 { TFT.cls();
linx0576 1:f1f3dfff9107 79 TFT.background(Black);
linx0576 1:f1f3dfff9107 80
linx0576 1:f1f3dfff9107 81 if (stage==0) //menu
linx0576 1:f1f3dfff9107 82 { int menu=0;
linx0576 1:f1f3dfff9107 83 TFT.cls();
linx0576 1:f1f3dfff9107 84 TFT.set_font((unsigned char*) Arial24x23);
linx0576 1:f1f3dfff9107 85 TFT.locate(20,60);
linx0576 1:f1f3dfff9107 86 printf("Configuration");
linx0576 1:f1f3dfff9107 87 TFT.set_font((unsigned char*) Arial24x23);
linx0576 1:f1f3dfff9107 88 TFT.locate(20,110);
linx0576 1:f1f3dfff9107 89 TFT.printf(" Waveform");
linx0576 1:f1f3dfff9107 90 TFT.set_font((unsigned char*) Arial24x23);
linx0576 1:f1f3dfff9107 91 TFT.locate(20,160);
linx0576 1:f1f3dfff9107 92 TFT.printf(" Log");
linx0576 1:f1f3dfff9107 93 TFT.set_font((unsigned char*) Arial24x23);
linx0576 1:f1f3dfff9107 94 TFT.locate(20,260);
linx0576 1:f1f3dfff9107 95 printf(" Return");
linx0576 0:52568bab75f8 96
linx0576 1:f1f3dfff9107 97 if (menu==0) //Configuration
linx0576 1:f1f3dfff9107 98 { pu=0; pd=0; pl=0; pr=0; ps=0;
linx0576 1:f1f3dfff9107 99 TFT.rect(15,55,220,85,GreenYellow);
linx0576 1:f1f3dfff9107 100 TFT.rect(15,105,220,135,Black);
linx0576 1:f1f3dfff9107 101 ps=1;
linx0576 1:f1f3dfff9107 102 if (pd==1) {wait(1); menu=1;}
linx0576 1:f1f3dfff9107 103 if (ps==1) {wait(1); stage=1;}
linx0576 1:f1f3dfff9107 104 }
linx0576 1:f1f3dfff9107 105
linx0576 1:f1f3dfff9107 106 if (menu==1) //waveform
linx0576 1:f1f3dfff9107 107 { pu=0; pd=0; pl=0; pr=0; ps=0;
linx0576 1:f1f3dfff9107 108 TFT.rect(15,55,220,85,Black);
linx0576 1:f1f3dfff9107 109 TFT.rect(15,105,220,135,GreenYellow);
linx0576 1:f1f3dfff9107 110 TFT.rect(15,155,220,185,Black);
linx0576 1:f1f3dfff9107 111 pd=1;
linx0576 1:f1f3dfff9107 112 if (pu==1) {wait(1); menu=0;}
linx0576 1:f1f3dfff9107 113 if (pd==1) {wait(1); menu=2;}
linx0576 1:f1f3dfff9107 114 if (ps==1) {wait(1); stage=2;}
linx0576 1:f1f3dfff9107 115 }
linx0576 0:52568bab75f8 116
linx0576 1:f1f3dfff9107 117 if (menu==2) //log
linx0576 1:f1f3dfff9107 118 { pu=0; pd=0; pl=0; pr=0; ps=0;
linx0576 1:f1f3dfff9107 119 TFT.rect(15,105,220,135,Black);
linx0576 1:f1f3dfff9107 120 TFT.rect(15,155,220,185,GreenYellow);
linx0576 1:f1f3dfff9107 121 TFT.rect(15,255,220,285,Black);
linx0576 1:f1f3dfff9107 122 ps=1;
linx0576 1:f1f3dfff9107 123 if (pu==1) {wait(1); menu=1;}
linx0576 1:f1f3dfff9107 124 if (pd==1) {wait(1); menu=3;}
linx0576 1:f1f3dfff9107 125 if (ps==1) {wait(1); stage=3;}
linx0576 1:f1f3dfff9107 126 }
linx0576 1:f1f3dfff9107 127
linx0576 1:f1f3dfff9107 128 if (menu==3) //return
linx0576 1:f1f3dfff9107 129 { pu=0; pd=0; pl=0; pr=0; ps=0;
linx0576 1:f1f3dfff9107 130 TFT.rect(15,155,220,185,Black);
linx0576 1:f1f3dfff9107 131 TFT.rect(15,255,220,285,GreenYellow);
linx0576 1:f1f3dfff9107 132 if (pu==1) {wait(1); menu=0;}
linx0576 1:f1f3dfff9107 133 if (ps==1) {wait(1); stage=3;}
linx0576 1:f1f3dfff9107 134 }
linx0576 1:f1f3dfff9107 135 }
linx0576 1:f1f3dfff9107 136
linx0576 1:f1f3dfff9107 137 if (stage==1) //Configuration
linx0576 1:f1f3dfff9107 138 { TFT.cls();
linx0576 1:f1f3dfff9107 139 int i, j;
linx0576 1:f1f3dfff9107 140 TFT.set_font((unsigned char*) Arial24x23);
linx0576 1:f1f3dfff9107 141 TFT.locate(20,60);
linx0576 1:f1f3dfff9107 142 printf("SET PERIOD");
linx0576 1:f1f3dfff9107 143 TFT.rect(15,55, 220,85,Red);
linx0576 1:f1f3dfff9107 144 TFT.set_font((unsigned char*) Arial12x12);
linx0576 1:f1f3dfff9107 145 TFT.locate(40,270);
linx0576 1:f1f3dfff9107 146 printf("Set");
linx0576 1:f1f3dfff9107 147 TFT.set_font((unsigned char*) Arial12x12);
linx0576 1:f1f3dfff9107 148 TFT.locate(165,270);
linx0576 1:f1f3dfff9107 149 printf("Return");
linx0576 1:f1f3dfff9107 150
linx0576 1:f1f3dfff9107 151 pu=0; pd=0; pl=1; pr=0; ps=0;
linx0576 1:f1f3dfff9107 152 i=3; j=38;
linx0576 1:f1f3dfff9107 153 while (ps==0)
linx0576 1:f1f3dfff9107 154 { TFT.set_font((unsigned char*) Arial12x12);
linx0576 1:f1f3dfff9107 155 TFT.locate(20,130);
linx0576 1:f1f3dfff9107 156 TFT.printf(" %i %i", i-1, j-1);
linx0576 1:f1f3dfff9107 157 TFT.set_font((unsigned char*) Arial24x23);
linx0576 1:f1f3dfff9107 158 TFT.locate(20,150);
linx0576 1:f1f3dfff9107 159 TFT.printf(" %i Hr %i Min", i, j);
linx0576 1:f1f3dfff9107 160 TFT.set_font((unsigned char*) Arial12x12);
linx0576 1:f1f3dfff9107 161 TFT.locate(20,180);
linx0576 1:f1f3dfff9107 162 TFT.printf(" %i %i", i+1, j+1);
linx0576 1:f1f3dfff9107 163 pu=0; pd=0; pl=1; pr=0; ps=0;
linx0576 1:f1f3dfff9107 164 if (pl==1)
linx0576 1:f1f3dfff9107 165 { TFT.rect(20,145, 58,175,Yellow);
linx0576 1:f1f3dfff9107 166 TFT.rect(120,145,158,175,Blue);
linx0576 1:f1f3dfff9107 167 pu=1;
linx0576 1:f1f3dfff9107 168 if (i>05) i=0;
linx0576 1:f1f3dfff9107 169 if (pu==1) {wait(1); i=i+1; }
linx0576 1:f1f3dfff9107 170 if (pd==1) {wait(1); i=i-1; }
linx0576 1:f1f3dfff9107 171 }
linx0576 1:f1f3dfff9107 172 pu=0; pd=0; pl=0; pr=1; ps=0;
linx0576 1:f1f3dfff9107 173 if (pr==1)
linx0576 1:f1f3dfff9107 174 { TFT.rect(20,145, 58,175,Blue);
linx0576 1:f1f3dfff9107 175 TFT.rect(120,145,158,175,Yellow);
linx0576 1:f1f3dfff9107 176 pu=1;
linx0576 1:f1f3dfff9107 177 if (j>60) j=0;
linx0576 1:f1f3dfff9107 178 if (pu==1) {wait(1); j=j+1; }
linx0576 1:f1f3dfff9107 179 if (pd==1) {wait(1); j=j-1; }
linx0576 1:f1f3dfff9107 180 }
linx0576 1:f1f3dfff9107 181 // ps=1;
linx0576 1:f1f3dfff9107 182 }
linx0576 0:52568bab75f8 183
linx0576 1:f1f3dfff9107 184 pu=0; pd=0; pl=1; pr=0; ps=0;
linx0576 1:f1f3dfff9107 185 while (ps==0)
linx0576 1:f1f3dfff9107 186 { if (pl==1)
linx0576 1:f1f3dfff9107 187 { TFT.rect(15,265,85,285,GreenYellow);
linx0576 1:f1f3dfff9107 188 TFT.rect(150,265,220,285,Black);
linx0576 1:f1f3dfff9107 189 wait(1);
linx0576 1:f1f3dfff9107 190 }
linx0576 1:f1f3dfff9107 191 pr=1;
linx0576 1:f1f3dfff9107 192 if (pr==1)
linx0576 1:f1f3dfff9107 193 { TFT.rect(15,265,85,285,Black);
linx0576 1:f1f3dfff9107 194 TFT.rect(150,265,220,285,GreenYellow);
linx0576 1:f1f3dfff9107 195 wait(1);
linx0576 1:f1f3dfff9107 196 }
linx0576 1:f1f3dfff9107 197 ps=1;
linx0576 1:f1f3dfff9107 198 if (ps==1) {wait(1); stage=0;}
linx0576 1:f1f3dfff9107 199 }
linx0576 1:f1f3dfff9107 200 }
linx0576 1:f1f3dfff9107 201
linx0576 1:f1f3dfff9107 202 if (stage==2) //waveform
linx0576 1:f1f3dfff9107 203 { TFT.cls();
linx0576 1:f1f3dfff9107 204 pu=0; pd=0; pl=0; pr=0; ps=0;
linx0576 1:f1f3dfff9107 205 int abc, x2, y2;
linx0576 1:f1f3dfff9107 206 int x1 = 0;
linx0576 1:f1f3dfff9107 207 int y1 = 100;
linx0576 1:f1f3dfff9107 208 float32_t sum=0;
linx0576 1:f1f3dfff9107 209 float32_t k=0;
linx0576 1:f1f3dfff9107 210
linx0576 1:f1f3dfff9107 211 for(abc=0; abc<num; abc++)
linx0576 1:f1f3dfff9107 212 { a1 = a[abc];
linx0576 1:f1f3dfff9107 213 b1 = b[abc];
linx0576 1:f1f3dfff9107 214 arm_sub_f32(&a1, &b1, &subOutput, 1);
linx0576 1:f1f3dfff9107 215 arm_mult_f32(&subOutput, &subOutput, &SquareOutput, 1);
linx0576 1:f1f3dfff9107 216 sum = sum+SquareOutput;
linx0576 0:52568bab75f8 217
linx0576 1:f1f3dfff9107 218 x2 = abc*2;
linx0576 1:f1f3dfff9107 219 y2 = 80+a1*10;
linx0576 1:f1f3dfff9107 220 TFT.line(x1,y1,x2,y2,Green);
linx0576 1:f1f3dfff9107 221 x1 = x2;
linx0576 1:f1f3dfff9107 222 y1 = y2;
linx0576 1:f1f3dfff9107 223 }
linx0576 1:f1f3dfff9107 224 k = sum / num;
linx0576 0:52568bab75f8 225
linx0576 1:f1f3dfff9107 226 TFT.set_font((unsigned char*) Arial12x12);
linx0576 1:f1f3dfff9107 227 TFT.locate(10,180);
linx0576 1:f1f3dfff9107 228 TFT.printf("sum: %f", sum);
linx0576 1:f1f3dfff9107 229 TFT.locate(10,190);
linx0576 1:f1f3dfff9107 230 TFT.printf("num: %i", num);
linx0576 1:f1f3dfff9107 231 TFT.locate(10,210);
linx0576 1:f1f3dfff9107 232 TFT.printf("Mean Square Error: ");
linx0576 1:f1f3dfff9107 233 TFT.locate(10,220);
linx0576 1:f1f3dfff9107 234 TFT.printf(" %f", k);
linx0576 1:f1f3dfff9107 235 TFT.set_font((unsigned char*) Arial12x12);
linx0576 1:f1f3dfff9107 236 TFT.locate(165,270);
linx0576 1:f1f3dfff9107 237 printf("Return");
linx0576 1:f1f3dfff9107 238 TFT.rect(150,265,220,285,GreenYellow);
linx0576 1:f1f3dfff9107 239 ps=1;
linx0576 1:f1f3dfff9107 240 if (ps==1) {wait(1); stage=0;}
linx0576 1:f1f3dfff9107 241 }
linx0576 1:f1f3dfff9107 242
linx0576 1:f1f3dfff9107 243 if (stage==3) //log
linx0576 1:f1f3dfff9107 244 { TFT.cls();
linx0576 1:f1f3dfff9107 245 pu=0; pd=0; pl=0; pr=0; ps=0;
linx0576 1:f1f3dfff9107 246 TFT.set_font((unsigned char*) Arial24x23);
linx0576 1:f1f3dfff9107 247 TFT.locate(20,60);
linx0576 1:f1f3dfff9107 248 printf("Team Riedel");
linx0576 1:f1f3dfff9107 249 TFT.set_font((unsigned char*) Arial24x23);
linx0576 1:f1f3dfff9107 250 TFT.locate(30,110);
linx0576 1:f1f3dfff9107 251 TFT.printf("We are");
linx0576 1:f1f3dfff9107 252 TFT.set_font((unsigned char*) Arial24x23);
linx0576 1:f1f3dfff9107 253 TFT.locate(40,160);
linx0576 1:f1f3dfff9107 254 TFT.printf("awesome!");
linx0576 1:f1f3dfff9107 255 TFT.set_font((unsigned char*) Arial12x12);
linx0576 1:f1f3dfff9107 256 TFT.locate(165,270);
linx0576 1:f1f3dfff9107 257 printf("Return");
linx0576 1:f1f3dfff9107 258 TFT.rect(150,265,220,285,GreenYellow);
linx0576 1:f1f3dfff9107 259 ps=1;
linx0576 1:f1f3dfff9107 260 if (ps==1) {wait(1); stage=0;}
linx0576 1:f1f3dfff9107 261 }
linx0576 1:f1f3dfff9107 262 }
linx0576 1:f1f3dfff9107 263 }