Curtis Mattull / Mbed 2 deprecated PANEL_GUI_hello_world

basic functional test of FT810 LCD via SPI

Dependencies:   FT810 mbed

main.cpp@4:a48fc7a3bda9, 2016-03-29 (annotated)

Committer:
montgojj
Date:
Tue Mar 29 13:41:12 2016 +0000
Revision:
4:a48fc7a3bda9
Parent:
0:aa55c6eb6867
Child:
5:e2e04cb5eada
External Hardware Functionality

Who changed what in which revision?

UserRevisionLine numberNew contents of line
cratliff 0:aa55c6eb6867 1 #include "mbed.h"
cratliff 0:aa55c6eb6867 2 #include "FT_Platform.h"
cratliff 0:aa55c6eb6867 3 #include "FT_color.h"
cratliff 0:aa55c6eb6867 4 #include "stdio.h"
montgojj 4:a48fc7a3bda9 5 #include "float.h"
montgojj 4:a48fc7a3bda9 6 #include "SDFileSystem.h"
montgojj 4:a48fc7a3bda9 7 #include "MCP4725.h"
cratliff 0:aa55c6eb6867 8
cratliff 0:aa55c6eb6867 9 #define SAMAPP_DELAY_BTW_APIS (1000)
cratliff 0:aa55c6eb6867 10 #define SAMAPP_ENABLE_DELAY() Ft_Gpu_Hal_Sleep(SAMAPP_DELAY_BTW_APIS)
cratliff 0:aa55c6eb6867 11 #define SAMAPP_ENABLE_DELAY_VALUE(x) Ft_Gpu_Hal_Sleep(x)
cratliff 0:aa55c6eb6867 12
montgojj 4:a48fc7a3bda9 13 //#define Nucleo_F303K8
montgojj 4:a48fc7a3bda9 14 #define K20
cratliff 0:aa55c6eb6867 15
cratliff 0:aa55c6eb6867 16 #ifdef Nucleo_F303K8
cratliff 0:aa55c6eb6867 17 FT800 TFT(PB_5,PB_4,PB_3,PA_11,PA_8,PF_1); // the FT800 is connected to SPI 5-7, then we have CS, INT, PD
cratliff 0:aa55c6eb6867 18 #endif
cratliff 0:aa55c6eb6867 19
montgojj 4:a48fc7a3bda9 20 #ifdef K20
montgojj 4:a48fc7a3bda9 21 FT800 TFT(D11,D12,D13,D9,D8,D14);
montgojj 4:a48fc7a3bda9 22 SDFileSystem sd(D11, D12, D13, D10, "sd");
montgojj 4:a48fc7a3bda9 23 MCP4725 dac1(D18, D19, MCP4725::ADDRESS_2);
montgojj 4:a48fc7a3bda9 24 MCP4725 dac2(D18, D19, MCP4725::ADDRESS_3);
montgojj 4:a48fc7a3bda9 25
montgojj 4:a48fc7a3bda9 26 AnalogIn ISEpressure_raw(A9);
montgojj 4:a48fc7a3bda9 27 AnalogIn PFMflowrate_raw(A8);
montgojj 4:a48fc7a3bda9 28 AnalogIn ITVpressure1_feedback_raw(A3);
montgojj 4:a48fc7a3bda9 29 AnalogIn ITVpressure2_feedback_raw(A2);
montgojj 4:a48fc7a3bda9 30 DigitalIn card_present(D7);
cratliff 0:aa55c6eb6867 31 #endif
cratliff 0:aa55c6eb6867 32
montgojj 4:a48fc7a3bda9 33 // global Vars
montgojj 4:a48fc7a3bda9 34 unsigned int r, b, g, CalVal0, CalVal1, CalVal2, CalVal3, CalVal4;
montgojj 4:a48fc7a3bda9 35 float ISEpressure, PFMflowrate = 0.0;
montgojj 4:a48fc7a3bda9 36 float ITVpressure1_feedback, ITVpressure2_feedback, ITVpressure1_user_input, ITVpressure2_user_input = 0.0;
montgojj 4:a48fc7a3bda9 37 uint16_t ITVpressure1_input_raw, ITVpressure2_input_raw, test = 0;
montgojj 4:a48fc7a3bda9 38 char buffer[50];
montgojj 4:a48fc7a3bda9 39 uint8_t tcal[24]; //Touch screen Calibration
montgojj 4:a48fc7a3bda9 40 char tstr[30]; // Temp location for Touch Screen Calibration
cratliff 0:aa55c6eb6867 41
cratliff 0:aa55c6eb6867 42 void hsv2rgb(double H,double S, double V)
cratliff 0:aa55c6eb6867 43 {
cratliff 0:aa55c6eb6867 44 double f,h,p,q,t;
cratliff 0:aa55c6eb6867 45 int i;
cratliff 0:aa55c6eb6867 46 if( S == 0.0) {
cratliff 0:aa55c6eb6867 47 r = V * 255;
cratliff 0:aa55c6eb6867 48 g = V * 255;
cratliff 0:aa55c6eb6867 49 b = V * 255;
cratliff 0:aa55c6eb6867 50 return;
cratliff 0:aa55c6eb6867 51 }
cratliff 0:aa55c6eb6867 52 if(H > 480.0) H = 0.0; // check values
cratliff 0:aa55c6eb6867 53 if(S > 1.0) S = 1.0;
cratliff 0:aa55c6eb6867 54 if(S < 0.0) S = 0.0;
cratliff 0:aa55c6eb6867 55 if(V > 1.0) V = 1.0;
cratliff 0:aa55c6eb6867 56 if(V < 0.0) V = 0.0;
cratliff 0:aa55c6eb6867 57
cratliff 0:aa55c6eb6867 58 h = H / 60.0;
cratliff 0:aa55c6eb6867 59 i = (int) h;
cratliff 0:aa55c6eb6867 60 f = h - i;
cratliff 0:aa55c6eb6867 61 p = V * (1.0 - S);
cratliff 0:aa55c6eb6867 62 q = V * (1.0 - (S * f));
cratliff 0:aa55c6eb6867 63 t = V * (1.0 - (S * (1.0 - f)));
cratliff 0:aa55c6eb6867 64
cratliff 0:aa55c6eb6867 65 switch(i) {
cratliff 0:aa55c6eb6867 66 case 0:
cratliff 0:aa55c6eb6867 67 r = V * 255;
cratliff 0:aa55c6eb6867 68 g = t * 255;
cratliff 0:aa55c6eb6867 69 b = p * 255;
cratliff 0:aa55c6eb6867 70 break;
cratliff 0:aa55c6eb6867 71 case 1:
cratliff 0:aa55c6eb6867 72 r = q * 255;
cratliff 0:aa55c6eb6867 73 g = V * 255;
cratliff 0:aa55c6eb6867 74 b = p * 255;
cratliff 0:aa55c6eb6867 75 break;
cratliff 0:aa55c6eb6867 76 case 2:
cratliff 0:aa55c6eb6867 77 r = p * 255;
cratliff 0:aa55c6eb6867 78 g = V * 255;
cratliff 0:aa55c6eb6867 79 b = t * 255;
cratliff 0:aa55c6eb6867 80 break;
cratliff 0:aa55c6eb6867 81 case 3:
cratliff 0:aa55c6eb6867 82 r = p * 255;
cratliff 0:aa55c6eb6867 83 g = q * 255;
cratliff 0:aa55c6eb6867 84 b = V * 255;
cratliff 0:aa55c6eb6867 85 break;
cratliff 0:aa55c6eb6867 86 case 4:
cratliff 0:aa55c6eb6867 87 r = t * 255;
cratliff 0:aa55c6eb6867 88 g = p * 255;
cratliff 0:aa55c6eb6867 89 b = V * 255;
cratliff 0:aa55c6eb6867 90 break;
cratliff 0:aa55c6eb6867 91 case 5:
cratliff 0:aa55c6eb6867 92 default:
cratliff 0:aa55c6eb6867 93 r = V * 255;
cratliff 0:aa55c6eb6867 94 g = p * 255;
cratliff 0:aa55c6eb6867 95 b = q * 255;
cratliff 0:aa55c6eb6867 96 break;
cratliff 0:aa55c6eb6867 97 }
cratliff 0:aa55c6eb6867 98 }
cratliff 0:aa55c6eb6867 99
cratliff 0:aa55c6eb6867 100
cratliff 0:aa55c6eb6867 101 /***************************************************************************/
cratliff 0:aa55c6eb6867 102 /* Show a Screen with Text for 5 seconds */
cratliff 0:aa55c6eb6867 103 /* A spinner shows the delay */
cratliff 0:aa55c6eb6867 104 /***************************************************************************/
cratliff 0:aa55c6eb6867 105
cratliff 0:aa55c6eb6867 106 ft_void_t Start_Screen(ft_char8_t *str)
cratliff 0:aa55c6eb6867 107 {
cratliff 0:aa55c6eb6867 108 TFT.DLstart(); // start a new display command list
cratliff 0:aa55c6eb6867 109 TFT.DL(CLEAR_COLOR_RGB(255,255,255)); // set the clear color to white
cratliff 0:aa55c6eb6867 110 TFT.DL(CLEAR(1,1,1)); // clear buffers -> color buffer,stencil buffer, tag buffer
montgojj 4:a48fc7a3bda9 111 TFT.DL(COLOR_RGB(0x00,0x7C,0xC4));
montgojj 4:a48fc7a3bda9 112
montgojj 4:a48fc7a3bda9 113 TFT.DL(COLOR_RGB(0x00,0x7C,0xC4));
montgojj 4:a48fc7a3bda9 114 TFT.DL(BEGIN(LINES));
montgojj 4:a48fc7a3bda9 115 TFT.DL(LINE_WIDTH(8 * 16));
montgojj 4:a48fc7a3bda9 116 TFT.DL(VERTEX2F(0*16,0*16));
montgojj 4:a48fc7a3bda9 117 TFT.DL(VERTEX2F(799*16,0*16));
montgojj 4:a48fc7a3bda9 118
montgojj 4:a48fc7a3bda9 119 TFT.DL(VERTEX2F(799*16,0*16));
montgojj 4:a48fc7a3bda9 120 TFT.DL(VERTEX2F(799*16,479*16));
montgojj 4:a48fc7a3bda9 121
montgojj 4:a48fc7a3bda9 122 TFT.DL(VERTEX2F(799*16,479*16));
montgojj 4:a48fc7a3bda9 123 TFT.DL(VERTEX2F(0*16,479*16));
montgojj 4:a48fc7a3bda9 124
montgojj 4:a48fc7a3bda9 125 TFT.DL(VERTEX2F(0*16,479*16));
montgojj 4:a48fc7a3bda9 126 TFT.DL(VERTEX2F(0*16,0*16));
montgojj 4:a48fc7a3bda9 127
cratliff 0:aa55c6eb6867 128 TFT.Text((TFT.DispWidth/2), TFT.DispHeight/2, 31, OPT_CENTERX, str); // draw Text with font 31
cratliff 0:aa55c6eb6867 129 TFT.Text((TFT.DispWidth/2), 350, 31, OPT_CENTERX, "Brew Panel!"); // draw Text with font 31
montgojj 4:a48fc7a3bda9 130 TFT.DL(COLOR_RGB(0x00,0x7C,0xC4)); // change current color
cratliff 0:aa55c6eb6867 131 TFT.Spinner((TFT.DispWidth/2),TFT.DispHeight/4, 0,0); // draw a animated spinner
montgojj 4:a48fc7a3bda9 132
cratliff 0:aa55c6eb6867 133 TFT.DL(DISPLAY()); // Display the image
cratliff 0:aa55c6eb6867 134 TFT.Swap(); // Swap the current display list
cratliff 0:aa55c6eb6867 135 TFT.Flush_Co_Buffer(); // Download the command list into fifo
cratliff 0:aa55c6eb6867 136
cratliff 0:aa55c6eb6867 137 TFT.WaitCmdfifo_empty(); // Wait till coprocessor completes the operation
cratliff 0:aa55c6eb6867 138 TFT.Sleep(1000); // Wait 5 s to show
cratliff 0:aa55c6eb6867 139 }
cratliff 0:aa55c6eb6867 140
cratliff 0:aa55c6eb6867 141 // construct the screen and download it to the LCD
montgojj 4:a48fc7a3bda9 142 void screen_1()
cratliff 0:aa55c6eb6867 143 {
cratliff 0:aa55c6eb6867 144 TFT.DLstart(); // start a new display command list
montgojj 4:a48fc7a3bda9 145 TFT.DL(CLEAR_COLOR_RGB(255,255,255));
cratliff 0:aa55c6eb6867 146 TFT.DL(CLEAR(1,1,1)); // clear buffers -> color buffer,stencil buffer, tag buffer
montgojj 4:a48fc7a3bda9 147
montgojj 4:a48fc7a3bda9 148 /***************************************************************************************************/
montgojj 4:a48fc7a3bda9 149
montgojj 4:a48fc7a3bda9 150 /*Border Creation*/
montgojj 4:a48fc7a3bda9 151 TFT.DL(COLOR_RGB(0x00,0x7C,0xC4));
montgojj 4:a48fc7a3bda9 152 TFT.DL(BEGIN(LINES));
montgojj 4:a48fc7a3bda9 153 TFT.DL(LINE_WIDTH(8 * 16));
montgojj 4:a48fc7a3bda9 154 TFT.DL(VERTEX2F(0*16,0*16));
montgojj 4:a48fc7a3bda9 155 TFT.DL(VERTEX2F(799*16,0*16));
montgojj 4:a48fc7a3bda9 156 TFT.DL(VERTEX2F(799*16,0*16));
montgojj 4:a48fc7a3bda9 157 TFT.DL(VERTEX2F(799*16,479*16));
montgojj 4:a48fc7a3bda9 158 TFT.DL(VERTEX2F(799*16,479*16));
montgojj 4:a48fc7a3bda9 159 TFT.DL(VERTEX2F(0*16,479*16));
montgojj 4:a48fc7a3bda9 160 TFT.DL(VERTEX2F(0*16,479*16));
montgojj 4:a48fc7a3bda9 161 TFT.DL(VERTEX2F(0*16,0*16));
montgojj 4:a48fc7a3bda9 162 TFT.DL(END());
montgojj 4:a48fc7a3bda9 163 /***************************************************************************************************/
cratliff 0:aa55c6eb6867 164
montgojj 4:a48fc7a3bda9 165 /***************************************************************************************************/
montgojj 4:a48fc7a3bda9 166
montgojj 4:a48fc7a3bda9 167 /*ISE Screen Display*/
montgojj 4:a48fc7a3bda9 168 TFT.DL(COLOR_RGB(0x00,0x7C,0xC4));
montgojj 4:a48fc7a3bda9 169 TFT.Text(90, 20, 31, 0, "ISE Pressure");
montgojj 4:a48fc7a3bda9 170 TFT.DL(BEGIN(RECTS));
montgojj 4:a48fc7a3bda9 171 TFT.DL(VERTEX2F(110*16,85*16));
montgojj 4:a48fc7a3bda9 172 TFT.DL(VERTEX2F(315*16,150*16));
montgojj 4:a48fc7a3bda9 173 TFT.DL(END());
montgojj 4:a48fc7a3bda9 174 ISEpressure = (ISEpressure_raw.read_u16() - 10440) * (1.0) / (52350 - 10440) + 0;;
montgojj 4:a48fc7a3bda9 175 TFT.DL(COLOR_RGB(255,255,255));
montgojj 4:a48fc7a3bda9 176 sprintf(buffer, "%.2f", ISEpressure);
montgojj 4:a48fc7a3bda9 177 //test = ISEpressure_raw.read_u16();
montgojj 4:a48fc7a3bda9 178 //sprintf(buffer, "%d", test);
montgojj 4:a48fc7a3bda9 179 TFT.Text(135,95,31,0,buffer);
montgojj 4:a48fc7a3bda9 180 TFT.Text(225, 95, 31, 0, " MPa");
montgojj 4:a48fc7a3bda9 181 /***************************************************************************************************/
montgojj 4:a48fc7a3bda9 182
montgojj 4:a48fc7a3bda9 183 /***************************************************************************************************/
cratliff 0:aa55c6eb6867 184
montgojj 4:a48fc7a3bda9 185 /*PFM Screen Display*/
montgojj 4:a48fc7a3bda9 186 TFT.DL(COLOR_RGB(0x00,0x7C,0xC4));
montgojj 4:a48fc7a3bda9 187 TFT.Text(455, 20, 31, 0, "PFM Flow Rate");
montgojj 4:a48fc7a3bda9 188 TFT.DL(BEGIN(RECTS));
montgojj 4:a48fc7a3bda9 189 TFT.DL(VERTEX2F(465*16,85*16));
montgojj 4:a48fc7a3bda9 190 TFT.DL(VERTEX2F(720*16,150*16));
montgojj 4:a48fc7a3bda9 191 TFT.DL(END());
montgojj 4:a48fc7a3bda9 192 PFMflowrate = (PFMflowrate_raw.read_u16() - 10355) * (40.0) / (51920 - 10355) + 0;
montgojj 4:a48fc7a3bda9 193 TFT.DL(COLOR_RGB(255,255,255));
montgojj 4:a48fc7a3bda9 194 sprintf(buffer, "%.1f", PFMflowrate);
montgojj 4:a48fc7a3bda9 195 TFT.Text(485,95,31,0,buffer);
montgojj 4:a48fc7a3bda9 196 TFT.Text(575, 95, 31, 0, " L/min");
montgojj 4:a48fc7a3bda9 197 /***************************************************************************************************/
montgojj 4:a48fc7a3bda9 198
montgojj 4:a48fc7a3bda9 199 /***************************************************************************************************/
montgojj 4:a48fc7a3bda9 200
montgojj 4:a48fc7a3bda9 201 /*ITV Screen Display*/
montgojj 4:a48fc7a3bda9 202 TFT.DL(COLOR_RGB(0x00,0x7C,0xC4));
montgojj 4:a48fc7a3bda9 203 TFT.Text(75, 200, 31, 0, "ITV 1 Pressure");
montgojj 4:a48fc7a3bda9 204 TFT.Text(455, 200, 31, 0, "ITV 2 Pressure");
cratliff 0:aa55c6eb6867 205
montgojj 4:a48fc7a3bda9 206 TFT.DL(BEGIN(RECTS));
montgojj 4:a48fc7a3bda9 207 TFT.DL(VERTEX2F(110*16,265*16));
montgojj 4:a48fc7a3bda9 208 TFT.DL(VERTEX2F(315*16,330*16));
montgojj 4:a48fc7a3bda9 209 TFT.DL(VERTEX2F(485*16,265*16));
montgojj 4:a48fc7a3bda9 210 TFT.DL(VERTEX2F(690*16,330*16));
montgojj 4:a48fc7a3bda9 211 TFT.DL(END());
montgojj 4:a48fc7a3bda9 212 TFT.DL(COLOR_RGB(255,255,255));
montgojj 4:a48fc7a3bda9 213 sprintf(buffer, "%.1f", ITVpressure1_feedback);
montgojj 4:a48fc7a3bda9 214 TFT.Text(135,275,31,0,buffer);
montgojj 4:a48fc7a3bda9 215 TFT.Text(225, 275, 31, 0, " PSI");
montgojj 4:a48fc7a3bda9 216 sprintf(buffer, "%.1f", ITVpressure2_feedback);
montgojj 4:a48fc7a3bda9 217 TFT.Text(515,275,31,0,buffer);
montgojj 4:a48fc7a3bda9 218 TFT.Text(605, 275, 31, 0, " PSI");
montgojj 4:a48fc7a3bda9 219 ITVpressure1_feedback = (ITVpressure1_feedback_raw.read_u16() - 9430) * (70.0) / (48430 - 9430) + 0;
montgojj 4:a48fc7a3bda9 220 ITVpressure2_feedback = (ITVpressure2_feedback_raw.read_u16()- 9365) * (70.0) / (48420 - 9365) + 0;
montgojj 4:a48fc7a3bda9 221 TFT.DL(COLOR_RGB(255,255,255));
montgojj 4:a48fc7a3bda9 222 TFT.FgColor(COLOR_RGB(0,124,196));
montgojj 4:a48fc7a3bda9 223 TFT.BgColor(COLOR_RGB(0,124,196));
montgojj 4:a48fc7a3bda9 224 TFT.DL(TAG(1)); // assign TAG value 1
montgojj 4:a48fc7a3bda9 225 TFT.Slider(70,375,280,30,0,ITVpressure1_user_input,2355);
montgojj 4:a48fc7a3bda9 226 TFT.DL(TAG(2)); // assign TAG value 2
montgojj 4:a48fc7a3bda9 227 TFT.Slider(450,375,280,30,0,ITVpressure2_user_input,2387);
montgojj 4:a48fc7a3bda9 228 /***************************************************************************************************/
cratliff 0:aa55c6eb6867 229
cratliff 0:aa55c6eb6867 230 TFT.DL(DISPLAY()); // Display the image
cratliff 0:aa55c6eb6867 231 TFT.Swap(); // Swap the current display list
cratliff 0:aa55c6eb6867 232 TFT.Flush_Co_Buffer(); // Download the command list into fifo
cratliff 0:aa55c6eb6867 233 TFT.WaitCmdfifo_empty(); // Wait till coprocessor completes the operation
cratliff 0:aa55c6eb6867 234 }
cratliff 0:aa55c6eb6867 235
montgojj 4:a48fc7a3bda9 236 void error_screen_SD() {
montgojj 4:a48fc7a3bda9 237 TFT.DLstart(); // start a new display command list
montgojj 4:a48fc7a3bda9 238 TFT.DL(CLEAR_COLOR_RGB(255,242,0));
montgojj 4:a48fc7a3bda9 239 TFT.DL(CLEAR(1,1,1)); // clear buffers -> color buffer,stencil buffer, tag buffer
montgojj 4:a48fc7a3bda9 240 TFT.DL(COLOR_RGB(0,0,0));
montgojj 4:a48fc7a3bda9 241 TFT.Text((TFT.DispWidth/2), 170, 31, OPT_CENTERX, "Error!"); // draw Text with font 31
montgojj 4:a48fc7a3bda9 242 TFT.Text((TFT.DispWidth/2), 215, 31, OPT_CENTERX, "Insert SD Card!"); // draw Text with font 31
montgojj 4:a48fc7a3bda9 243 TFT.DL(DISPLAY()); // Display the image
montgojj 4:a48fc7a3bda9 244 TFT.Swap(); // Swap the current display list
montgojj 4:a48fc7a3bda9 245 TFT.Flush_Co_Buffer(); // Download the command list into fifo
montgojj 4:a48fc7a3bda9 246 TFT.WaitCmdfifo_empty(); // Wait till coprocessor completes the operation
montgojj 4:a48fc7a3bda9 247 TFT.Sleep(1000);
montgojj 4:a48fc7a3bda9 248
montgojj 4:a48fc7a3bda9 249 TFT.DLstart(); // start a new display command list
montgojj 4:a48fc7a3bda9 250 TFT.DL(CLEAR_COLOR_RGB(255,255,255));
montgojj 4:a48fc7a3bda9 251 TFT.DL(CLEAR(1,1,1)); // clear buffers -> color buffer,stencil buffer, tag buffer;
montgojj 4:a48fc7a3bda9 252 TFT.DL(COLOR_RGB(0,0,0));
montgojj 4:a48fc7a3bda9 253 TFT.Text((TFT.DispWidth/2), 170, 31, OPT_CENTERX, "Error!"); // draw Text with font 31
montgojj 4:a48fc7a3bda9 254 TFT.Text((TFT.DispWidth/2), 215, 31, OPT_CENTERX, "Insert SD Card!"); // draw Text with font 31
montgojj 4:a48fc7a3bda9 255 TFT.DL(DISPLAY()); // Display the image
montgojj 4:a48fc7a3bda9 256 TFT.Swap(); // Swap the current display list
montgojj 4:a48fc7a3bda9 257 TFT.Flush_Co_Buffer(); // Download the command list into fifo
montgojj 4:a48fc7a3bda9 258 TFT.WaitCmdfifo_empty(); // Wait till coprocessor completes the operation
montgojj 4:a48fc7a3bda9 259 TFT.Sleep(1000);
montgojj 4:a48fc7a3bda9 260 }
cratliff 0:aa55c6eb6867 261
cratliff 0:aa55c6eb6867 262 int main()
montgojj 4:a48fc7a3bda9 263 {
montgojj 4:a48fc7a3bda9 264 dac1.wakeup();
montgojj 4:a48fc7a3bda9 265 dac2.wakeup();
montgojj 4:a48fc7a3bda9 266 dac1.write_u12(0);
montgojj 4:a48fc7a3bda9 267 dac2.write_u12(0);
cratliff 0:aa55c6eb6867 268 ft_uint32_t TrackRegisterVal = 0; // touch track
montgojj 4:a48fc7a3bda9 269 int i;
montgojj 4:a48fc7a3bda9 270
montgojj 4:a48fc7a3bda9 271 TFT.MemWrite(REG_ROTATE, 1);
montgojj 4:a48fc7a3bda9 272 TFT.Rotate(1);
cratliff 0:aa55c6eb6867 273
cratliff 0:aa55c6eb6867 274 Start_Screen("3"); // Show start screen
cratliff 0:aa55c6eb6867 275 Start_Screen("2"); // Show start screen
cratliff 0:aa55c6eb6867 276 Start_Screen("1"); // Show start screen
montgojj 4:a48fc7a3bda9 277
montgojj 4:a48fc7a3bda9 278 while(card_present.read()) {
montgojj 4:a48fc7a3bda9 279 error_screen_SD();
montgojj 4:a48fc7a3bda9 280 }
montgojj 4:a48fc7a3bda9 281
montgojj 4:a48fc7a3bda9 282 FILE *fp = fopen("/sd/TCal/TCalData.txt", "a");
montgojj 4:a48fc7a3bda9 283 fp= fopen("/sd/TCal/TCalData.txt", "r");
montgojj 4:a48fc7a3bda9 284 if(!fp) {
montgojj 4:a48fc7a3bda9 285 //Could not open file for read
montgojj 4:a48fc7a3bda9 286 TFT.Calibrate(); // calibrate the touch screen
montgojj 4:a48fc7a3bda9 287 TFT.read_calibrate(tcal); // Read in cal data from screen
montgojj 4:a48fc7a3bda9 288 //Convert from Int to Char to save to SD card
montgojj 4:a48fc7a3bda9 289 for (i = 0; i < 25; i++) {
montgojj 4:a48fc7a3bda9 290 tstr[i] = tcal[i];
montgojj 4:a48fc7a3bda9 291 }
montgojj 4:a48fc7a3bda9 292 //Open file for to save calibration data
montgojj 4:a48fc7a3bda9 293 mkdir("/sd/TCal", 0777);
montgojj 4:a48fc7a3bda9 294 FILE *fp = fopen("/sd/TCal/TCalData.txt", "w");
montgojj 4:a48fc7a3bda9 295 fprintf(fp, tstr);
montgojj 4:a48fc7a3bda9 296 fclose(fp);
montgojj 4:a48fc7a3bda9 297 }
montgojj 4:a48fc7a3bda9 298 else {
montgojj 4:a48fc7a3bda9 299 //Read in calibration Data
montgojj 4:a48fc7a3bda9 300 fread(tstr,24,1,fp);
montgojj 4:a48fc7a3bda9 301 //Convert from Char to Int
montgojj 4:a48fc7a3bda9 302 for (i = 0; i < 24; i++) {
montgojj 4:a48fc7a3bda9 303 tcal[i] = tstr[i];
montgojj 4:a48fc7a3bda9 304 }
montgojj 4:a48fc7a3bda9 305 TFT.write_calibrate(tcal); // write cal data to screen
montgojj 4:a48fc7a3bda9 306 }
cratliff 0:aa55c6eb6867 307
cratliff 0:aa55c6eb6867 308 /* Set the tracker for the dial - define the Area for touching */
montgojj 4:a48fc7a3bda9 309 TFT.Track(70, 375, 280, 30, 1);
montgojj 4:a48fc7a3bda9 310 TFT.Track(450, 375, 280, 30, 2); // Slider
cratliff 0:aa55c6eb6867 311 TFT.Flush_Co_Buffer(); // Download the commands into fifo
cratliff 0:aa55c6eb6867 312 TFT.WaitCmdfifo_empty(); // Wait till coprocessor completes the operation
montgojj 4:a48fc7a3bda9 313 screen_1(); // paint screen
cratliff 0:aa55c6eb6867 314
montgojj 4:a48fc7a3bda9 315 /* the demo is updating the screen in a endless loop*/
cratliff 0:aa55c6eb6867 316 while(1) {
cratliff 0:aa55c6eb6867 317 ft_uint8_t tagval = 0;
cratliff 0:aa55c6eb6867 318 TrackRegisterVal = TFT.Rd32(REG_TRACKER); // check if one of the two tracking fields is touched
cratliff 0:aa55c6eb6867 319 tagval = TrackRegisterVal & 0xff;
cratliff 0:aa55c6eb6867 320 if(0 != tagval) { // touch -> get new values
montgojj 4:a48fc7a3bda9 321 if(1 == tagval) {
montgojj 4:a48fc7a3bda9 322 ITVpressure1_user_input = (TrackRegisterVal>>20) * (2356.0/4095);
montgojj 4:a48fc7a3bda9 323 ITVpressure1_input_raw = (TrackRegisterVal>>20) * (2356.0/4095) + 590;
montgojj 4:a48fc7a3bda9 324 dac1.write_u12(ITVpressure1_input_raw);
montgojj 4:a48fc7a3bda9 325 }
montgojj 4:a48fc7a3bda9 326 else if(2 == tagval) { // the slider is touched
montgojj 4:a48fc7a3bda9 327 ITVpressure2_user_input = (TrackRegisterVal>>20) * (2386.0/4095);
montgojj 4:a48fc7a3bda9 328 ITVpressure2_input_raw = (TrackRegisterVal>>20) * (2386.0/4095) + 585;
montgojj 4:a48fc7a3bda9 329 dac2.write_u12(ITVpressure2_input_raw);
montgojj 4:a48fc7a3bda9 330 }
cratliff 0:aa55c6eb6867 331 }
montgojj 4:a48fc7a3bda9 332
montgojj 4:a48fc7a3bda9 333 screen_1(); // paint new screen
montgojj 4:a48fc7a3bda9 334 TFT.Sleep(10); // wait 10ms for next time to repaint the screen
cratliff 0:aa55c6eb6867 335 } // end of display loop
montgojj 4:a48fc7a3bda9 336 }