main.cpp

00001 // Demo for the uLCD-144-G2 based on the work by Jim Hamblen
00002 
00003 #include "mbed.h"
00004 #include "uLCD_4DGL.h"
00005 
00006 // TX, RX, and RES pins
00007 uLCD_4DGL uLCD(p9,p10,p11);
00008 
00009 int main() {
00010 
00011     int x;
00012     int y;
00013     int radius;
00014     int vx;
00015 
00016     // Test comment
00017     // Set our UART baudrate to something reasonable
00018     uLCD.baudrate(115200);
00019 
00020     // Change background color (must be called before cls)
00021     uLCD.background_color(WHITE);
00022 
00023     // Clear screen with background color
00024     uLCD.cls();
00025 
00026     // Change background color of text
00027     uLCD.textbackground_color(WHITE);
00028 
00029     // Make some colorful text
00030     uLCD.locate(4, 1);      // Move cursor
00031     uLCD.color(BLUE);
00032     uLCD.printf("This is a\n");
00033     uLCD.locate(5, 3);      // Move cursor
00034     uLCD.text_width(2);     // 2x normal size
00035     uLCD.text_height(2);    // 2x normal size
00036     uLCD.color(RED);        // Change text color
00037     uLCD.printf("TEST");
00038     uLCD.text_width(1);     // Normal size
00039     uLCD.text_height(1);    // Normal size
00040     uLCD.locate(3, 6);      // Move cursor   
00041     uLCD.color(BLACK);      // Change text color
00042     uLCD.printf("of my new LCD");
00043 
00044     // Initial parameters for the circle
00045     x = 50;
00046     y = 100;
00047     radius = 4;
00048     vx = 1;
00049 
00050     // Make a ball bounce back and forth
00051     while (1) {
00052 
00053         // Draw a dark green
00054         uLCD.filled_circle(x, y, radius, 0x008000);
00055 
00056         // Bounce off the edges
00057         if ((x <= radius + 1) || (x >= 126 - radius)) {
00058             vx = -1 * vx;
00059         }
00060 
00061         // Wait before erasing old circle
00062         wait(0.02);         // In seconds
00063 
00064         // Erase old circle
00065         uLCD.filled_circle(x, y, radius, WHITE);
00066 
00067         // Move circle
00068         x = x + vx;
00069     }
00070 }