Sample TFT to KL25Z program.
Dependencies: SPI_STMPE610 TFT_fonts UniGraphic mbed
Fork of TFT_test_frdm-kl25z by
main.cpp
- Committer:
- Rhyme
- Date:
- 2014-10-31
- Revision:
- 0:6b8a2d4c88b3
- Child:
- 1:39218b891bf3
File content as of revision 0:6b8a2d4c88b3:
/* mbed main.cpp to test adafruit 2.8" TFT LCD shiled w Touchscreen * Copyright (c) 2014 Motoo Tanaka @ Design Methodology Lab * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include "mbed.h" #include "MMA8451Q.h" #include <math.h> #include "SPI_TFT_ILI9341.h" #include "SPI_STMPE610.h" #include "Arial12x12.h" #include "Arial24x23.h" #include "Arial28x28.h" #include "font_big.h" #define PIN_XP PTB3 #define PIN_XM PTB1 #define PIN_YP PTB2 #define PIN_YM PTB0 #define PIN_MOSI PTD2 #define PIN_MISO PTD3 #define PIN_SCLK PTD1 #define PIN_CS_TFT PTD0 #define PIN_DC_TFT PTD5 #define PIN_BL_TFT PTC9 #define PIN_CS_SD PTA4 #define PIN_CS_TSC PTA13 #define PIN_TSC_INTR PTC9 #define MMA8451_I2C_ADDRESS (0x1d<<1) MMA8451Q *acc = 0 ; // SPI_TFT_ILI9341(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset, PinName dc, const char* name ="TFT"); SPI_TFT_ILI9341 TFT(PIN_MOSI, PIN_MISO, PIN_SCLK, PIN_CS_TFT, PIN_BL_TFT, PIN_DC_TFT) ; SPI_STMPE610 TSC(PIN_MOSI, PIN_MISO, PIN_SCLK, PIN_CS_TSC) ; DigitalOut backlight(PTA12) ; DigitalIn pinD7(PTC9) ; int page = 0 ; int numPage = 3 ; void initTFT(void) { //Configure the display driver TFT.background(Black); TFT.foreground(White); wait(0.01) ; TFT.cls(); } void screen1(void) // Welcome Screen { backlight = 0 ; TFT.background(White) ; TFT.cls() ; wait(0.1) ; TFT.set_font((unsigned char*) Arial24x23); TFT.foreground(Red) ; TFT.locate(80, 40) ; TFT.printf("MBED") ; TFT.foreground(Blue); TFT.locate(60, 80) ; TFT.printf("2.8\"TFT") ; TFT.locate(40, 120) ; TFT.printf("with touch") ; TFT.foreground(Black); TFT.set_font((unsigned char*) Arial12x12); TFT.foreground(Blue) ; TFT.locate(10, 180) ; TFT.printf("This program is running on") ; TFT.locate(10, 200) ; TFT.printf("freescale FRDM-KL25Z with") ; TFT.locate(10, 220) ; TFT.printf("a program developed on mbed") ; TFT.foreground(Green) ; TFT.locate(10, 260) ; TFT.printf("To advance demo page, touch") ; TFT.locate(10, 280) ; TFT.printf("and hold right side of screen") ; TFT.locate(10, 300) ; TFT.printf("until the next screen starts") ; backlight = 1 ; } void screen2(void) // Graphics { //Draw some graphics int i, x[2], y[2] ; backlight = 0 ; TFT.background(Black); TFT.foreground(White); TFT.cls() ; TFT.set_font((unsigned char*) Arial12x12); TFT.locate(90,0); TFT.printf("Graphics"); x[0] = 25 ; x[1] = 224 ; y[0] = 20 ; y[1] = 219 ; for (i = 20 ; i < 220 ; i += 10) { TFT.line(i+5, y[0], i+5, y[1], Blue) ; TFT.line(x[0], i, x[1], i, Blue) ; } TFT.line(125, y[0], 125, y[1], Green) ; TFT.line(x[0], 120, x[1], 120, Green) ; TFT.rect(x[0],y[0], x[1], y[1], Green) ; TFT.locate(10, 20) ; TFT.printf("V") ; TFT.locate(0, 115) ; TFT.printf("0.0") ; TFT.locate(115, 225) ; TFT.printf("0.0") ; TFT.locate(215, 225) ; TFT.printf("T") ; double s; for (int i = x[0]; i < 225; i++) { s = 40 * sin((long double)i / 20); TFT.pixel(i, 120 + (int)s, White); } TFT.fillrect(10, 240, 229, 309, White) ; TFT.rect(10, 240, 229, 309, Red) ; TFT.rect(11, 241, 228, 308, Red) ; TFT.background(White) ; TFT.foreground(Black) ; TFT.locate(20, 250) ; TFT.printf("With QVGA resolution") ; TFT.locate(20, 270) ; TFT.printf("simple graphics drawing") ; TFT.locate(20, 290) ; TFT.printf("capability is provided") ; backlight = 1 ; } double clip(double src) { double value ; value = src ; if (value < 0.0) { value = 0.0 ; } else if (value > 2.0) { value = 2.0 ; } return( value ) ; } void screen3(void) { int t = 0 ; int pt = 0 ; // previous t int i, x, y ; unsigned int data[3] ; // for x, y, z unsigned int prev[3] ; unsigned short signalHeight = 39 ; unsigned short xoffset = 30 ; unsigned short yoffset = 120 ; unsigned short zoffset = 210 ; unsigned short paneX[2] = {20, 235} ; unsigned short paneH = 81 ; backlight = 0 ; TFT.background(Black) ; TFT.foreground(White) ; // TFT.cls() ; TFT.fillrect(paneX[0], xoffset, paneX[1], xoffset+paneH, Black) ; TFT.fillrect(paneX[0], yoffset, paneX[1], yoffset+paneH, Black) ; TFT.fillrect(paneX[0], zoffset, paneX[1], zoffset+paneH, Black) ; TFT.fillrect(paneX[0], xoffset, paneX[1], xoffset+paneH, Black) ; for (i = 0 ; i < 10 ; i++ ) { y = i * 8 ; TFT.line(paneX[0], xoffset + y, paneX[1], xoffset + y, Blue) ; TFT.line(paneX[0], yoffset + y, paneX[1], yoffset + y, Blue) ; TFT.line(paneX[0], zoffset + y, paneX[1], zoffset + y, Blue) ; } for (x = 30 ; x < paneX[1] ; x += 10 ) { TFT.line(x, xoffset, x, xoffset+paneH, Blue) ; TFT.line(x, yoffset, x, yoffset+paneH, Blue) ; TFT.line(x, zoffset, x, zoffset+paneH, Blue) ; } TFT.rect(paneX[0], xoffset, paneX[1], xoffset+paneH, White) ; TFT.rect(paneX[0], yoffset, paneX[1], yoffset+paneH, White) ; TFT.rect(paneX[0], zoffset, paneX[1], zoffset+paneH, White) ; TFT.set_font((unsigned char*) Arial12x12); TFT.locate(5, xoffset+30) ; TFT.printf("X") ; TFT.locate(5, yoffset+30) ; TFT.printf("Y") ; TFT.locate(5, zoffset+30) ; TFT.printf("Z") ; TFT.locate(50, 10) ; TFT.printf("Xtrinsic Accelerometer") ; TFT.locate(90, 300) ; TFT.printf("MMA8451Q") ; prev[0] = xoffset + (signalHeight * clip((1.0 + acc->getAccX()))) ; prev[1] = yoffset + (signalHeight * clip((1.0 + acc->getAccY()))) ; prev[2] = zoffset + (signalHeight * clip((1.0 + acc->getAccZ()))) ; pt = paneX[0] ; backlight = 1 ; for(t = 21 ; t < paneX[1] ; t++) { data[0] = xoffset + (signalHeight * clip((1.0 + acc->getAccX()))) ; data[1] = yoffset + (signalHeight * clip((1.0 + acc->getAccY()))) ; data[2] = zoffset + (signalHeight * clip((1.0 + acc->getAccZ()))) ; TFT.line(pt, prev[0], t, data[0], Red) ; TFT.line(pt, prev[1], t, data[1], Green) ; TFT.line(pt, prev[2], t, data[2], Yellow) ; prev[0] = data[0] ; prev[1] = data[1] ; prev[2] = data[2] ; pt = t ; wait(0.01) ; } } void incPage(void) { page++ ; if (page >= numPage) { page = 0 ; } } void decPage(void) { page-- ; if (page < 0) { page = numPage - 1 ; } } int main() { uint16_t x, y, z ; int prevPage = 0 ; acc = new MMA8451Q(PTE25, PTE24, MMA8451_I2C_ADDRESS) ; initTFT() ; screen1() ; printf("Program Started!\n\r") ; for(;;) { // printf("TFT width = %d, height = %d\n\r", TFT.width(), TFT.height()) ; switch(page) { case 0: if (prevPage != page) { screen1() ; } break ; case 1: if (prevPage != page) { screen2() ; } break ; case 2: if (prevPage != page) { TFT.background(Black) ; TFT.foreground(White) ; TFT.cls() ; } screen3() ; wait(2) ; break ; default: page = 0 ; break ; } prevPage = page ; printf("Screen Printed\n\r") ; TSC.getRAWPoint(&x, &y, &z) ; if ((x != 0)||(y != 0) || (z != 0)) { if (x < 1000) { // left decPage() ; } else if (x > 3000) { // right incPage() ; } } // wait(1) ; } }