Behrooz Abdi
/
Tiger_LCD
Landtiger (LPC1768) graphics LCD demo.
main.cpp
- Committer:
- wim
- Date:
- 2015-11-24
- Revision:
- 4:cdeea87f25d8
- Parent:
- 3:2dccfa0121de
File content as of revision 4:cdeea87f25d8:
#include "mbed.h" #include "GLCD.h" //Host PC Baudrate (Virtual Com Port on USB) #define D_BAUDRATE 9600 //#define D_BAUDRATE 57600 // Variables for Heartbeat and Status monitoring //Note Port2 is used for the LCD //DigitalOut myled1(P2_0); //DigitalOut myled2(P2_1); //DigitalOut myled3(P2_2); //DigitalOut myled4(P2_3); //DigitalOut myled5(P2_4); //DigitalOut myled6(P2_5); //DigitalOut myled7(P2_6); //DigitalOut myled8(P2_7); DigitalOut heartbeatLED(P3_26); //SD_PWR, LD3: active low DigitalOut USB_Device_PU(P2_9); //USB Device Pull Up, LD14: active low (OK) DigitalOut USB_Device_Up(P1_18); //USB Device Up, LD13: active low (OK) //DigitalOut USB_Host_Power(P1_19); //USB Host Power, LD15: active low (does not seem to go high again? ?) DigitalInOut USB_Host_Power(P1_19); //USB Host Power, LD15: active low (does not seem to go high again? ?) // Need this override function on non-mbed hardware to provide the MAC address. // // The mbed Ethernet library sets the MAC address by calling a weak function // extern "C" void mbed_mac_address(char * mac) to copy in a 6 Byte (12 character) MAC address. // This function performs a semihosting request to the mbed interface to get the serial number, // which contains a MAC address unique to every mbed device. // If you are using the eth library on your own board (i.e. not an mbed board), // you should implement your own extern "C" void mbed_mac_address(char * mac) function // to overwrite the existing one and avoid a call to the interface (which doesnt exist). extern "C" void mbed_mac_address(char * mac) { //mbed module clone mac[0] = 0x00; mac[1] = 0x02; mac[2] = 0xF7; mac[3] = 0xF0; mac[4] = 0x56; mac[5] = 0x90; }; // Host PC Communication channels Serial pc(USBTX, USBRX); // tx, rx // Variables for Heartbeat and Status monitoring Ticker heartbeat; bool heartbeatflag=false; void clear_screen() { //ANSI Terminal Commands pc.printf("\x1B[2J"); pc.printf("\x1B[H"); } void init_interfaces() { // Init Host PC communication, default is 9600 pc.baud(D_BAUDRATE); } // Heartbeat monitor void pulse() { heartbeatLED = !heartbeatLED; } void heartbeat_start() { heartbeatLED = 0; heartbeat.attach(&pulse, 0.5); } void heartbeat_stop() { heartbeat.detach(); } #if(1) void flip_USB_Host_Power() { static bool pin = false; //USB Host Power, LD15: active low (DigitalOut does not seem to go high enough to disable?) if (pin) { USB_Host_Power.input(); // input + pull up, power is Off } else { USB_Host_Power.output(); // output + low, power is On USB_Host_Power = 0; } pin = !pin; } void set_USB_Host_Power(bool pin) { //USB Host Power, LD15: active low (DigitalOut does not seem to go high enough to disable?) if (pin) { USB_Host_Power.input(); // input + pull up, power is Off } else { USB_Host_Power.output(); // output + low, power is On USB_Host_Power = 0; } } #endif // GLCD GLCD myGLCD; int random(int max) { int rnd = rand() % max; return rnd; } #if(1) void loop() { int buf[318]; int x, x2; int y, y2; int r; // Clear the screen and draw the frame myGLCD.cls(White); myGLCD.setColor(255, 0, 0); myGLCD.fillRect(0, 0, 319, 13); myGLCD.setColor(64, 64, 64); myGLCD.fillRect(0, 226, 319, 239); myGLCD.setColor(255, 255, 255); myGLCD.setBackColor(255, 0, 0); // myGLCD.print("* Universal Color TFT Display Library *", CENTER, 1); myGLCD.setBackColor(64, 64, 64); myGLCD.setColor(255,255,0); // myGLCD.print("<http://electronics.henningkarlsen.com>", CENTER, 227); myGLCD.setColor(0, 0, 255); myGLCD.drawRect(0, 14, 319, 225); // Draw crosshairs myGLCD.setColor(0, 0, 255); myGLCD.setBackColor(0, 0, 0); myGLCD.drawLine(159, 15, 159, 224); myGLCD.drawLine(1, 119, 318, 119); for (int i=9; i<310; i+=10) myGLCD.drawLine(i, 117, i, 121); for (int i=19; i<220; i+=10) myGLCD.drawLine(157, i, 161, i); // Draw sin-, cos- and tan-lines myGLCD.setColor(0,255,255); // myGLCD.print("Sin", 5, 15); for (int i=1; i<318; i++) { myGLCD.drawPixel(i,119+(sin(((i*1.13)*3.14)/180)*95)); } myGLCD.setColor(255,0,0); // myGLCD.print("Cos", 5, 27); for (int i=1; i<318; i++) { myGLCD.drawPixel(i,119+(cos(((i*1.13)*3.14)/180)*95)); } myGLCD.setColor(255,0,255); // myGLCD.print("Tan", 5, 39); for (int i=1; i<318; i++) { myGLCD.drawPixel(i,119+(tan(((i*1.13)*3.14)/180))); } wait(2); myGLCD.setColor(0,0,0); myGLCD.fillRect(1,15,318,224); myGLCD.setColor(0, 0, 255); myGLCD.setBackColor(0, 0, 0); myGLCD.drawLine(159, 15, 159, 224); myGLCD.drawLine(1, 119, 318, 119); // Draw a moving sinewave x=1; for (int i=1; i<(318*20); i++) { x++; if (x==319) x=1; if (i>319) { if ((x==159)||(buf[x-1]==119)) myGLCD.setColor(0,0,255); else myGLCD.setColor(0,0,0); myGLCD.drawPixel(x,buf[x-1]); } myGLCD.setColor(0,255,255); y=119+(sin(((i*1.1)*3.14)/180)*(90-(i / 100))); myGLCD.drawPixel(x,y); buf[x-1]=y; } wait(2); myGLCD.setColor(0,0,0); myGLCD.fillRect(1,15,318,224); // Draw some filled rectangles for (int i=1; i<6; i++) { switch (i) { case 1: myGLCD.setColor(255,0,255); break; case 2: myGLCD.setColor(255,0,0); break; case 3: myGLCD.setColor(0,255,0); break; case 4: myGLCD.setColor(0,0,255); break; case 5: myGLCD.setColor(255,255,0); break; } myGLCD.fillRect(70+(i*20), 30+(i*20), 130+(i*20), 90+(i*20)); } wait(2); myGLCD.setColor(0,0,0); myGLCD.fillRect(1,15,318,224); // Draw some filled, rounded rectangles for (int i=1; i<6; i++) { switch (i) { case 1: myGLCD.setColor(255,0,255); break; case 2: myGLCD.setColor(255,0,0); break; case 3: myGLCD.setColor(0,255,0); break; case 4: myGLCD.setColor(0,0,255); break; case 5: myGLCD.setColor(255,255,0); break; } myGLCD.fillRoundRect(190-(i*20), 30+(i*20), 250-(i*20), 90+(i*20)); } wait(2); myGLCD.setColor(0,0,0); myGLCD.fillRect(1,15,318,224); // Draw some filled circles for (int i=1; i<6; i++) { switch (i) { case 1: myGLCD.setColor(255,0,255); break; case 2: myGLCD.setColor(255,0,0); break; case 3: myGLCD.setColor(0,255,0); break; case 4: myGLCD.setColor(0,0,255); break; case 5: myGLCD.setColor(255,255,0); break; } myGLCD.fillCircle(100+(i*20),60+(i*20), 30); } wait(2); myGLCD.setColor(0,0,0); myGLCD.fillRect(1,15,318,224); // Draw some lines in a pattern myGLCD.setColor (255,0,0); for (int i=15; i<224; i+=5) { myGLCD.drawLine(1, i, (i*1.44)-10, 224); } myGLCD.setColor (255,0,0); for (int i=224; i>15; i-=5) { myGLCD.drawLine(318, i, (i*1.44)-11, 15); } myGLCD.setColor (0,255,255); for (int i=224; i>15; i-=5) { myGLCD.drawLine(1, i, 331-(i*1.44), 15); } myGLCD.setColor (0,255,255); for (int i=15; i<224; i+=5) { myGLCD.drawLine(318, i, 330-(i*1.44), 224); } wait(2); myGLCD.setColor(0,0,0); myGLCD.fillRect(1,15,318,225); // Draw some random circles for (int i=0; i<100; i++) { myGLCD.setColor(random(255), random(255), random(255)); x=32+random(256); y=45+random(146); r=random(30); myGLCD.drawCircle(x, y, r); } wait(2); myGLCD.setColor(0,0,0); myGLCD.fillRect(1,15,318,224); // Draw some random rectangles for (int i=0; i<100; i++) { myGLCD.setColor(random(255), random(255), random(255)); x=2+random(316); y=16+random(207); x2=2+random(316); y2=16+random(207); myGLCD.drawRect(x, y, x2, y2); } wait(2); myGLCD.setColor(0,0,0); myGLCD.fillRect(1,15,318,224); // Draw some random rounded rectangles for (int i=0; i<100; i++) { myGLCD.setColor(random(255), random(255), random(255)); x=2+random(316); y=16+random(207); x2=2+random(316); y2=16+random(207); myGLCD.drawRoundRect(x, y, x2, y2); } wait(2); myGLCD.setColor(0,0,0); myGLCD.fillRect(1,15,318,224); for (int i=0; i<100; i++) { myGLCD.setColor(random(255), random(255), random(255)); x=2+random(316); y=16+random(209); x2=2+random(316); y2=16+random(209); myGLCD.drawLine(x, y, x2, y2); } wait(2); myGLCD.setColor(0,0,0); myGLCD.fillRect(1,15,318,224); for (int i=0; i<10000; i++) { myGLCD.setColor(random(255), random(255), random(255)); myGLCD.drawPixel(2+random(316), 16+random(209)); } wait(2); myGLCD.cls(Blue); myGLCD.setColor(255, 0, 0); myGLCD.fillRoundRect(80, 70, 239, 169); myGLCD.setColor(255, 255, 255); myGLCD.setBackColor(255, 0, 0); // myGLCD.print("That's it!", CENTER, 93); // myGLCD.print("Restarting in a", CENTER, 119); // myGLCD.print("few seconds...", CENTER, 132); myGLCD.setColor(0, 255, 0); myGLCD.setBackColor(0, 0, 255); // myGLCD.print("Runtime: (msecs)", CENTER, 210); // myGLCD.printNumI(millis(), CENTER, 225); wait(2); } #endif int main() { init_interfaces(); clear_screen(); heartbeat_start(); pc.printf("Hello World!\n\r"); pc.printf("CPU SystemCoreClock is %d Hz\r\n", SystemCoreClock); #if(1) myGLCD.cls(White); myGLCD.setColor(Red); myGLCD.setBackColor(White); myGLCD.printf ("Hi Willem\n"); myGLCD.printf("CPU SystemCoreClock is %d Hz\n", SystemCoreClock); wait(0.5); myGLCD.drawRect (100, 100, 150, 150); myGLCD.setColor (Green); myGLCD.drawHLine (120, 160, 80); myGLCD.drawVLine (160, 120, 80); myGLCD.setColor (Blue); myGLCD.fillRoundRect (100, 100, 130, 130); myGLCD.setColor (Cyan); myGLCD.drawCircle (160, 160, 40); pc.printf("LCD Controller ID = 0x%04X\n\r", myGLCD.getDriverCode()); pc.printf("PixelsY= %d, PixelsX= %d\n\r", myGLCD.getDisplayYSize(), myGLCD.getDisplayXSize()); pc.printf("Lines= %d, Cols= %d\n\r", myGLCD.getRows(), myGLCD.getCols()); #if(1) wait(2); loop(); #endif myGLCD.setColor(Black); myGLCD.locate(9,0); myGLCD.printf("Bye Willem"); #endif pc.printf("Bye World!\n\r"); USB_Device_PU = 1; //USB Device Pull Up, LD14: active low USB_Device_Up = 1; //USB Device Up, LD13: active low while (1) { //USB_Host_Power = !USB_Host_Power; //Does not switch off! flip_USB_Host_Power(); USB_Device_PU = !USB_Device_PU; USB_Device_Up = !USB_Device_Up; pc.putc('*'); wait(1.5); } }