Geolocation demo using Nokia LCD. See http://mbed.org/users/4180_1/notebook/geolocation-nokia-lcd-display/

Dependencies:   NetServices mbed HTTPClient_ToBeRemoved

Files at this revision

API Documentation at this revision

Comitter:
4180_1
Date:
Fri May 25 00:24:31 2012 +0000
Commit message:

Changed in this revision

HTTPClient.lib Show annotated file Show diff for this revision Revisions of this file
NetServices.lib Show annotated file Show diff for this revision Revisions of this file
NokiaLCD/NokiaLCD.cpp Show annotated file Show diff for this revision Revisions of this file
NokiaLCD/NokiaLCD.h Show annotated file Show diff for this revision Revisions of this file
main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/HTTPClient.lib	Fri May 25 00:24:31 2012 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/donatien/code/HTTPClient/#d0be6af2d1db
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/NetServices.lib	Fri May 25 00:24:31 2012 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/segundo/code/NetServices/#966a0265edfc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/NokiaLCD/NokiaLCD.cpp	Fri May 25 00:24:31 2012 +0000
@@ -0,0 +1,459 @@
+/* mbed Nokia LCD Library
+ * Copyright (c) 2007-2010, sford
+ */
+
+#include "NokiaLCD.h"
+
+#include "mbed.h"
+
+#define NOKIALCD_ROWS 16
+#define NOKIALCD_COLS 16
+#define NOKIALCD_WIDTH 130
+#define NOKIALCD_HEIGHT 132
+#define NOKIALCD_FREQUENCY 5000000
+
+NokiaLCD::NokiaLCD(PinName mosi, PinName sclk, PinName cs, PinName rst, LCDType type)
+        : _spi(mosi, NC, sclk)
+        , _rst(rst)
+        , _cs(cs) {
+
+    _type = type;
+
+    _row = 0;
+    _column = 0;
+    _foreground = 0x00FFFFFF;
+    _background = 0x00000000;
+
+    reset();
+}
+
+void NokiaLCD::reset() {
+
+    // setup the SPI interface and bring display out of reset
+    _cs = 1;
+    _rst = 0;
+    _spi.format(9);
+    _spi.frequency(NOKIALCD_FREQUENCY);
+    wait_ms(1);
+    _rst = 1;
+    wait_ms(1);
+
+    _cs = 0;
+
+    switch (_type) {
+        case LCD6100:
+            command(0xCA); // display control
+            data(0);
+            data(32);
+            data(0);
+            command(0xBB);
+            data(1);
+            command(0xD1); // oscillator on
+            command(0x94); // sleep out
+            command(0x20); // power control
+            data(0x0F);
+            command(0xA7); // invert display
+            command(0x81); // Voltage control
+            data(39);      // contrast setting: 0..63
+            data(3);       // resistance ratio
+            wait_ms(1);
+            command(0xBC);
+            data(0);
+            data(1);
+            data(4);
+            command(0xAF);  // turn on the display
+            break;
+
+        case LCD6610:
+            command(0xCA);    // display control
+            data(0);
+            data(32);
+            data(0);
+            command(0xBB);
+            data(1);
+            command(0xD1); // oscillator on
+            command(0x94); // sleep out
+            command(0x20); // power control
+            data(0x0F);
+            command(0xA7); // invert display
+            command(0x81); // Voltage control
+            data(39);      // contrast setting: 0..63
+            data(3);       // resistance ratio
+            wait_ms(1);
+            command(0xBC);
+            data(0);
+            data(0);
+            data(2);
+            command(0xAF);  // turn on the display
+            break;
+
+        case PCF8833:
+            command(0x11);  // sleep out
+            command(0x3A);  // column mode
+            data(0x05);
+            command(0x36);  // madctl
+            data(0x60);     // vertical RAM, flip x
+            command(0x25);  // setcon
+            data(0x30);// contrast 0x30
+            wait_ms(2);
+            command(0x29);//DISPON
+            command(0x03);//BSTRON
+            break;
+    }
+
+    _cs = 1;
+
+    cls();
+}
+
+void NokiaLCD::command(int value) {
+    _spi.write(value & 0xFF);
+}
+
+void NokiaLCD::data(int value) {
+    _spi.write(value | 0x100);
+}
+
+void NokiaLCD::_window(int x, int y, int width, int height) {
+    int x1 = x + 0;
+    int y1 = y + 0;
+    int x2 = x1 + width - 1;
+    int y2 = y1 + height - 1;
+
+    switch (_type) {
+        case LCD6100:
+        case LCD6610:
+            command(0x15); // column
+            data(x1);
+            data(x2);
+            command(0x75); // row
+            data(y1);
+            data(y2);
+            command(0x5C); // start write to ram
+            break;
+        case PCF8833:
+            command(0x2A);  // column
+            data(x1);
+            data(x2);
+            command(0x2B); // row
+            data(y1);
+            data(y2);
+            command(0x2C); // start write to ram
+            break;
+    }
+}
+
+void NokiaLCD::_putp(int colour) {
+    int gr = ((colour >> 20) & 0x0F)
+             | ((colour >> 8 ) & 0xF0);
+    int nb = ((colour >> 4 ) & 0x0F);
+    data(nb);
+    data(gr);
+}
+
+const unsigned char FONT8x8[97][8] = {
+    0x08,0x08,0x08,0x00,0x00,0x00,0x00,0x00, // columns, rows, num_bytes_per_char
+    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, // space 0x20
+    0x30,0x78,0x78,0x30,0x30,0x00,0x30,0x00, // !
+    0x6C,0x6C,0x6C,0x00,0x00,0x00,0x00,0x00, // "
+    0x6C,0x6C,0xFE,0x6C,0xFE,0x6C,0x6C,0x00, // #
+    0x18,0x3E,0x60,0x3C,0x06,0x7C,0x18,0x00, // $
+    0x00,0x63,0x66,0x0C,0x18,0x33,0x63,0x00, // %
+    0x1C,0x36,0x1C,0x3B,0x6E,0x66,0x3B,0x00, // &
+    0x30,0x30,0x60,0x00,0x00,0x00,0x00,0x00, // '
+    0x0C,0x18,0x30,0x30,0x30,0x18,0x0C,0x00, // (
+    0x30,0x18,0x0C,0x0C,0x0C,0x18,0x30,0x00, // )
+    0x00,0x66,0x3C,0xFF,0x3C,0x66,0x00,0x00, // *
+    0x00,0x30,0x30,0xFC,0x30,0x30,0x00,0x00, // +
+    0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x30, // ,
+    0x00,0x00,0x00,0x7E,0x00,0x00,0x00,0x00, // -
+    0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00, // .
+    0x03,0x06,0x0C,0x18,0x30,0x60,0x40,0x00, // / (forward slash)
+    0x3E,0x63,0x63,0x6B,0x63,0x63,0x3E,0x00, // 0 0x30
+    0x18,0x38,0x58,0x18,0x18,0x18,0x7E,0x00, // 1
+    0x3C,0x66,0x06,0x1C,0x30,0x66,0x7E,0x00, // 2
+    0x3C,0x66,0x06,0x1C,0x06,0x66,0x3C,0x00, // 3
+    0x0E,0x1E,0x36,0x66,0x7F,0x06,0x0F,0x00, // 4
+    0x7E,0x60,0x7C,0x06,0x06,0x66,0x3C,0x00, // 5
+    0x1C,0x30,0x60,0x7C,0x66,0x66,0x3C,0x00, // 6
+    0x7E,0x66,0x06,0x0C,0x18,0x18,0x18,0x00, // 7
+    0x3C,0x66,0x66,0x3C,0x66,0x66,0x3C,0x00, // 8
+    0x3C,0x66,0x66,0x3E,0x06,0x0C,0x38,0x00, // 9
+    0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x00, // :
+    0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x30, // ;
+    0x0C,0x18,0x30,0x60,0x30,0x18,0x0C,0x00, // <
+    0x00,0x00,0x7E,0x00,0x00,0x7E,0x00,0x00, // =
+    0x30,0x18,0x0C,0x06,0x0C,0x18,0x30,0x00, // >
+    0x3C,0x66,0x06,0x0C,0x18,0x00,0x18,0x00, // ?
+    0x3E,0x63,0x6F,0x69,0x6F,0x60,0x3E,0x00, // @ 0x40
+    0x18,0x3C,0x66,0x66,0x7E,0x66,0x66,0x00, // A
+    0x7E,0x33,0x33,0x3E,0x33,0x33,0x7E,0x00, // B
+    0x1E,0x33,0x60,0x60,0x60,0x33,0x1E,0x00, // C
+    0x7C,0x36,0x33,0x33,0x33,0x36,0x7C,0x00, // D
+    0x7F,0x31,0x34,0x3C,0x34,0x31,0x7F,0x00, // E
+    0x7F,0x31,0x34,0x3C,0x34,0x30,0x78,0x00, // F
+    0x1E,0x33,0x60,0x60,0x67,0x33,0x1F,0x00, // G
+    0x66,0x66,0x66,0x7E,0x66,0x66,0x66,0x00, // H
+    0x3C,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // I
+    0x0F,0x06,0x06,0x06,0x66,0x66,0x3C,0x00, // J
+    0x73,0x33,0x36,0x3C,0x36,0x33,0x73,0x00, // K
+    0x78,0x30,0x30,0x30,0x31,0x33,0x7F,0x00, // L
+    0x63,0x77,0x7F,0x7F,0x6B,0x63,0x63,0x00, // M
+    0x63,0x73,0x7B,0x6F,0x67,0x63,0x63,0x00, // N
+    0x3E,0x63,0x63,0x63,0x63,0x63,0x3E,0x00, // O
+    0x7E,0x33,0x33,0x3E,0x30,0x30,0x78,0x00, // P 0x50
+    0x3C,0x66,0x66,0x66,0x6E,0x3C,0x0E,0x00, // Q
+    0x7E,0x33,0x33,0x3E,0x36,0x33,0x73,0x00, // R
+    0x3C,0x66,0x30,0x18,0x0C,0x66,0x3C,0x00, // S
+    0x7E,0x5A,0x18,0x18,0x18,0x18,0x3C,0x00, // T
+    0x66,0x66,0x66,0x66,0x66,0x66,0x7E,0x00, // U
+    0x66,0x66,0x66,0x66,0x66,0x3C,0x18,0x00, // V
+    0x63,0x63,0x63,0x6B,0x7F,0x77,0x63,0x00, // W
+    0x63,0x63,0x36,0x1C,0x1C,0x36,0x63,0x00, // X
+    0x66,0x66,0x66,0x3C,0x18,0x18,0x3C,0x00, // Y
+    0x7F,0x63,0x46,0x0C,0x19,0x33,0x7F,0x00, // Z
+    0x3C,0x30,0x30,0x30,0x30,0x30,0x3C,0x00, // [
+    0x60,0x30,0x18,0x0C,0x06,0x03,0x01,0x00, // \ (back slash)
+    0x3C,0x0C,0x0C,0x0C,0x0C,0x0C,0x3C,0x00, // ]
+    0x08,0x1C,0x36,0x63,0x00,0x00,0x00,0x00, // ^
+    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF, // _
+    0x18,0x18,0x0C,0x00,0x00,0x00,0x00,0x00, // ` 0x60
+    0x00,0x00,0x3C,0x06,0x3E,0x66,0x3B,0x00, // a
+    0x70,0x30,0x3E,0x33,0x33,0x33,0x6E,0x00, // b
+    0x00,0x00,0x3C,0x66,0x60,0x66,0x3C,0x00, // c
+    0x0E,0x06,0x3E,0x66,0x66,0x66,0x3B,0x00, // d
+    0x00,0x00,0x3C,0x66,0x7E,0x60,0x3C,0x00, // e
+    0x1C,0x36,0x30,0x78,0x30,0x30,0x78,0x00, // f
+    0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x7C, // g
+    0x70,0x30,0x36,0x3B,0x33,0x33,0x73,0x00, // h
+    0x18,0x00,0x38,0x18,0x18,0x18,0x3C,0x00, // i
+    0x06,0x00,0x06,0x06,0x06,0x66,0x66,0x3C, // j
+    0x70,0x30,0x33,0x36,0x3C,0x36,0x73,0x00, // k
+    0x38,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // l
+    0x00,0x00,0x66,0x7F,0x7F,0x6B,0x63,0x00, // m
+    0x00,0x00,0x7C,0x66,0x66,0x66,0x66,0x00, // n
+    0x00,0x00,0x3C,0x66,0x66,0x66,0x3C,0x00, // o
+    0x00,0x00,0x6E,0x33,0x33,0x3E,0x30,0x78, // p
+    0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x0F, // q
+    0x00,0x00,0x6E,0x3B,0x33,0x30,0x78,0x00, // r
+    0x00,0x00,0x3E,0x60,0x3C,0x06,0x7C,0x00, // s
+    0x08,0x18,0x3E,0x18,0x18,0x1A,0x0C,0x00, // t
+    0x00,0x00,0x66,0x66,0x66,0x66,0x3B,0x00, // u
+    0x00,0x00,0x66,0x66,0x66,0x3C,0x18,0x00, // v
+    0x00,0x00,0x63,0x6B,0x7F,0x7F,0x36,0x00, // w
+    0x00,0x00,0x63,0x36,0x1C,0x36,0x63,0x00, // x
+    0x00,0x00,0x66,0x66,0x66,0x3E,0x06,0x7C, // y
+    0x00,0x00,0x7E,0x4C,0x18,0x32,0x7E,0x00, // z
+    0x0E,0x18,0x18,0x70,0x18,0x18,0x0E,0x00, // {
+    0x0C,0x0C,0x0C,0x00,0x0C,0x0C,0x0C,0x00, // |
+    0x70,0x18,0x18,0x0E,0x18,0x18,0x70,0x00, // }
+    0x3B,0x6E,0x00,0x00,0x00,0x00,0x00,0x00, // ~
+    0x1C,0x36,0x36,0x1C,0x00,0x00,0x00,0x00
+}; // DEL
+
+void NokiaLCD::locate(int column, int row) {
+    _column = column;
+    _row = row;
+}
+
+void NokiaLCD::newline() {
+    _column = 0;
+    _row++;
+    if (_row >= _rows) {
+        _row = 0;
+    }
+}
+
+int NokiaLCD::_putc(int value) {
+    int x = _column * 8;  // FIXME: Char sizes
+    int y = _row * 8;
+    bitblit(x + 1, y + 1, 8, 8, (char*)&(FONT8x8[value - 0x1F][0]));
+
+    _column++;
+
+    if (_column >= NOKIALCD_COLS) {
+        _row++;
+        _column = 0;
+    }
+
+    if (_row >= NOKIALCD_ROWS) {
+        _row = 0;
+    }
+
+    return value;
+}
+
+void NokiaLCD::cls() {
+    fill(0, 0, NOKIALCD_WIDTH, NOKIALCD_HEIGHT, _background);
+    _row = 0;
+    _column = 0;
+}
+
+
+void NokiaLCD::window(int x, int y, int width, int height) {
+    _cs = 0;
+    _window(x, y, width, height);
+    _cs = 1;
+}
+
+void NokiaLCD::putp(int colour) {
+    _cs = 0;
+    _putp(colour);
+    _cs = 1;
+}
+
+void NokiaLCD::pixel(int x, int y, int colour) {
+    _cs = 0;
+    _window(x, y, 1, 1);
+    switch (_type) {
+        case LCD6100:
+        case PCF8833:
+
+            _putp(colour);
+
+            break;
+        case LCD6610:
+
+            int r4 = (colour >> (16 + 4)) & 0xF;
+            int g4 = (colour >> (8 + 4)) & 0xF;
+            int b4 = (colour >> (0 + 4)) & 0xF;
+            int d1 = (r4 << 4) | g4;
+            int d2 = (b4 << 4) | r4;
+            int d3 = (g4 << 4) | b4;
+            data(d1);
+            data(d2);
+            data(d3);
+
+            break;
+    }
+    _cs = 1;
+
+}
+
+void NokiaLCD::fill(int x, int y, int width, int height, int colour) {
+    _cs = 0;
+    _window(x, y, width, height);
+    switch (_type) {
+        case LCD6100:
+        case PCF8833:
+            for (int i=0; i<width*height; i++) {
+                _putp(colour);
+            }
+            break;
+        case LCD6610:
+            for (int i=0; i<width*height/2; i++) {
+                int r4 = (colour >> (16 + 4)) & 0xF;
+                int g4 = (colour >> (8 + 4)) & 0xF;
+                int b4 = (colour >> (0 + 4)) & 0xF;
+                int d1 = (r4 << 4) | g4;
+                int d2 = (b4 << 4) | r4;
+                int d3 = (g4 << 4) | b4;
+                data(d1);
+                data(d2);
+                data(d3);
+            }
+            break;
+    }
+    _window(0, 0, NOKIALCD_WIDTH, NOKIALCD_HEIGHT);
+    _cs = 1;
+}
+
+void NokiaLCD::blit(int x, int y, int width, int height, const int* colour) {
+    _cs = 0;
+    _window(x, y, width, height);
+
+    switch (_type) {
+        case LCD6100:
+        case PCF8833:
+            for (int i=0; i<width*height; i++) {
+                _putp(colour[i]);
+            }
+            break;
+        case LCD6610:
+            for (int i=0; i<width*height/2; i++) {
+                int r41 = (colour[i*2] >> (16 + 4)) & 0xF;
+                int g41 = (colour[i*2] >> (8 + 4)) & 0xF;
+                int b41 = (colour[i*2] >> (0 + 4)) & 0xF;
+
+                int r42 = (colour[i*2+1] >> (16 + 4)) & 0xF;
+                int g42 = (colour[i*2+1] >> (8 + 4)) & 0xF;
+                int b42 = (colour[i*2+1] >> (0 + 4)) & 0xF;
+                int d1 = (r41 << 4) | g41;
+                int d2 = (b41 << 4) | r42;
+                int d3 = (g42 << 4) | b42;
+                data(d1);
+                data(d2);
+                data(d3);
+            }
+            break;
+    }
+    _window(0, 0, NOKIALCD_WIDTH, NOKIALCD_HEIGHT);
+    _cs = 1;
+}
+
+void NokiaLCD::bitblit(int x, int y, int width, int height, const char* bitstream) {
+    _cs = 0;
+    _window(x, y, width, height);
+
+    switch (_type) {
+        case LCD6100:
+        case PCF8833:
+            for (int i=0; i<height*width; i++) {
+                int byte = i / 8;
+                int bit = i % 8;
+                int colour = ((bitstream[byte] << bit) & 0x80) ? _foreground : _background;
+                _putp(colour);
+            }
+            break;
+        case LCD6610:
+            for (int i=0; i<height*width/2; i++) {
+                int byte1 = (i*2) / 8;
+                int bit1 = (i*2) % 8;
+                int colour1 = ((bitstream[byte1] << bit1) & 0x80) ? _foreground : _background;
+                int byte2 = (i*2+1) / 8;
+                int bit2 = (i*2+1) % 8;
+                int colour2 = ((bitstream[byte2] << bit2) & 0x80) ? _foreground : _background;
+
+                int r41 = (colour1 >> (16 + 4)) & 0xF;
+                int g41 = (colour1 >> (8 + 4)) & 0xF;
+                int b41 = (colour1 >> (0 + 4)) & 0xF;
+
+                int r42 = (colour2 >> (16 + 4)) & 0xF;
+                int g42 = (colour2 >> (8 + 4)) & 0xF;
+                int b42 = (colour2 >> (0 + 4)) & 0xF;
+                int d1 = (r41 << 4) | g41;
+                int d2 = (b41 << 4) | r42;
+                int d3 = (g42 << 4) | b42;
+                data(d1);
+                data(d2);
+                data(d3);
+            }
+            break;
+    }
+    _window(0, 0, _width, _height);
+    _cs = 1;
+}
+
+void NokiaLCD::foreground(int c) {
+    _foreground = c;
+}
+
+void NokiaLCD::background(int c) {
+    _background = c;
+}
+
+int NokiaLCD::width() {
+    return NOKIALCD_WIDTH;
+}
+
+int NokiaLCD::height() {
+    return NOKIALCD_HEIGHT;
+}
+
+int NokiaLCD::columns() {
+    return NOKIALCD_COLS;
+}
+
+int NokiaLCD::rows() {
+    return NOKIALCD_ROWS;
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/NokiaLCD/NokiaLCD.h	Fri May 25 00:24:31 2012 +0000
@@ -0,0 +1,151 @@
+/* mbed NokiaLCD Library, for a 130x130 Nokia colour LCD
+ * Copyright (c) 2007-2010, sford
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * 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.
+ */
+
+#ifndef MBED_NOKIALCD_H
+#define MBED_NOKIALCD_H
+
+#include "mbed.h"
+
+/** An interface for the 130x130 Nokia Mobile phone screens
+ *
+ * @code
+ * #include "mbed.h"
+ * #include "NokiaLCD.h"
+ *
+ * NokiaLCD lcd(p5, p7, p8, p9, NokiaLCD::6610); // mosi, sclk, cs, rst, type
+ *
+ * int main() {
+ *     lcd.printf("Hello World!");
+ * }
+ * @endcode
+ */
+class NokiaLCD : public Stream {
+
+public:
+    /** LCD panel format */
+    enum LCDType {
+        LCD6100     /**< Nokia 6100, as found on sparkfun board (default) */
+        , LCD6610   /**< Nokia 6610, as found on olimex board */
+        , PCF8833
+    };
+
+    /** Create and Nokia LCD interface, using a SPI and two DigitalOut interfaces
+     *
+     * @param mosi SPI data out
+     * @param sclk SPI clock
+     * @param cs Chip Select (DigitalOut)
+     * @param rst Reset (DigitalOut)
+     * @param type The LCDType to select driver chip variants
+     */
+    NokiaLCD(PinName mosi, PinName sclk, PinName cs, PinName rst, LCDType type = LCD6100);
+
+#if DOXYGEN_ONLY
+    /** Write a character to the LCD
+     *
+     * @param c The character to write to the display
+     */
+    int putc(int c);
+
+    /** Write a formated string to the LCD
+     *
+     * @param format A printf-style format string, followed by the
+     *               variables to use in formating the string.
+     */
+    int printf(const char* format, ...);
+#endif
+
+    /** Locate to a screen column and row
+     *
+     * @param column  The horizontal position from the left, indexed from 0
+     * @param row     The vertical position from the top, indexed from 0
+     */
+    void locate(int column, int row);
+
+    /** Clear the screen and locate to 0,0 */
+    void cls();
+
+    /** Set a pixel on te screen
+     * 
+     * @param x horizontal position from left
+     * @param y vertical position from top
+     * @param colour 24-bit colour in format 0x00RRGGBB
+     */
+    void pixel(int x, int y, int colour);
+    
+    /** Fill an area of the screen
+     * 
+     * @param x horizontal position from left
+     * @param y vertical position from top
+     * @param width width in pixels
+     * @param height height in pixels
+     * @param colour 24-bit colour in format 0x00RRGGBB
+     */    
+    void fill(int x, int y, int width, int height, int colour);
+
+    void blit(int x, int y, int width, int height, const int* colour);
+    void bitblit(int x, int y, int width, int height, const char* bitstream);
+
+    int width();
+    int height();
+    int columns();
+    int rows();
+
+    void reset();
+
+    /** Set the foreground colour
+     * 
+     * @param c 24-bit colour
+     */
+    void foreground(int c);
+
+    /** Set the background colour
+     * 
+     * @param c 24-bit colour
+     */
+    void background(int c);
+
+protected:
+    virtual void _window(int x, int y, int width, int height);
+    virtual void _putp(int colour);
+
+    void command(int value);
+    void data(int value);
+
+    void newline();
+    virtual int _putc(int c);
+    virtual int _getc() {
+        return 0;
+    }
+    void putp(int v);
+    void window(int x, int y, int width, int height);
+
+    SPI _spi;
+    DigitalOut _rst;
+    DigitalOut _cs;
+
+    LCDType _type;
+    int _row, _column, _rows, _columns, _foreground, _background, _width, _height;
+};
+
+#endif
+
+
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri May 25 00:24:31 2012 +0000
@@ -0,0 +1,143 @@
+#include "mbed.h"
+#include "EthernetNetIf.h"
+#include "HTTPClient.h"
+#include "NokiaLCD.h"
+//Geolocation using IP address - get web page with location data
+// displays location fields on LCD  from web page ";....location text...;"
+// see http://mbed.org/users/4180_1/notebook/geolocation-nokia-lcd-display/
+
+NokiaLCD lcd(p5, p7, p8, p9, NokiaLCD::LCD6610); // mosi, sclk, cs, rst, type
+EthernetNetIf eth;
+HTTPClient http;
+
+void parse(char buffer[], int *j, char *string) {
+//extracts next location string data item from buffer
+    int i=0;
+    for (i=0; i<=strlen(buffer); i++) {
+        if ((buffer[*j+i] == ';')||(buffer[*j+i] == '\0' )) {
+            //semicolon is the string field delimiter
+            string[i]=0;
+            *j=*j+i+1;
+            break;
+        } else string[i]=buffer[*j+i];
+    }
+}
+
+int main() {
+    char result [4]={0};
+    char ip [17]={0};
+    char country_abbr[10]={0};
+    char country[60]={0};
+    char region[40]={0};
+    char city[60]={0};
+    char zipcode[10]={0};
+    char latitude[10]={0};
+    char longitude[10]={0};
+    char timezone[7]={0};
+    char buffer[256]={0};
+    float flatitude=0.0;
+    float flongitude=0.0;
+    float ftimezone=0.0;
+    int j=0;
+
+    //Setup network - get IP address using DHCP
+    lcd.cls();
+    lcd.locate(0,2);
+    lcd.printf("Net setup");
+    lcd.locate(0,3);
+    EthernetErr ethErr = eth.setup();
+    if (ethErr) {
+        lcd.printf("Error %d", ethErr);
+        return -1;
+    }
+    lcd.printf(" Net OK");
+    wait(.5);
+    lcd.cls();
+    lcd.locate(0,2);
+    lcd.printf("IP Address");
+    lcd.locate(0,3);
+    lcd.printf("Geolocation API");
+    HTTPText txt;
+    //iPinfoDB API  - get web page with location data
+    //Insert your free key from www.ipinfo.com for the API in the URL below
+    HTTPResult r = http.get("http://api.ipinfodb.com/v3/ip-city/?key=<PUT_YOUR_API_KEY_HERE>", &txt);
+    if (r==HTTP_OK) {
+        //got web page text data OK
+        strcpy(buffer,txt.gets());
+        wait(1);
+        while (1) {
+            j=0;
+            //parse and display each of the API's location information strings on the LCD
+            parse(buffer, &j, result);
+            lcd.cls();
+            lcd.locate(0,2);
+            lcd.printf("result: %s", result);
+            if (result[0]!='O') { //needs valid key
+                wait(1);
+                lcd.cls();
+                lcd.locate(0,2);
+                lcd.printf("Get Free API key");
+                lcd.printf("www.iPinfoDB.com");
+                return(-1);
+            }
+            wait(1);
+            j++;
+            parse(buffer, &j, ip);
+            lcd.locate(0,2);
+            lcd.printf("IP address:");
+            lcd.locate(0,3);
+            lcd.printf(" %s", ip);
+            parse(buffer, &j, country_abbr);
+            lcd.locate(0,4);
+            lcd.printf("Country code:");
+            lcd.locate(0,5);
+            lcd.printf(" %s", country_abbr);
+            parse(buffer, &j, country);
+            lcd.locate(0,6);
+            lcd.printf("Country:");
+            lcd.locate(0,7);
+            lcd.printf(" %s", country);
+            parse(buffer, &j, region);
+            lcd.locate(0,8);
+            lcd.printf("Region or State:");
+            lcd.locate(0,9);
+            lcd.printf(" %s", region);
+            parse(buffer, &j, city);
+            lcd.locate(0,10);
+            lcd.printf("City:");
+            lcd.locate(0,11);
+            lcd.printf(" %s", city);
+            parse(buffer, &j, zipcode);
+            lcd.locate(0,12);
+            lcd.printf("Zipcode:");
+            lcd.locate(0,13);
+            lcd.printf("  %s", zipcode);
+            wait(5);
+            parse(buffer, &j, latitude);
+            sscanf(latitude,"%f",&flatitude);
+            lcd.cls();
+            lcd.locate(0,2);
+            lcd.printf("Latitude:");
+            lcd.locate(0,3);
+            lcd.printf(" %f", flatitude);
+            parse(buffer, &j, longitude);
+            sscanf(longitude,"%f",&flongitude);
+            lcd.locate(0,4);
+            lcd.printf("Longitude:");
+            lcd.locate(0,5);
+            lcd.printf(" %f", flongitude);
+            parse(buffer, &j, timezone);
+            sscanf(timezone,"%f",&ftimezone);
+            lcd.locate(0,6);
+            lcd.printf("Timezone:");
+            lcd.locate(0,7);
+            lcd.printf(" %f", ftimezone);
+            wait(4);
+        }
+    } else {
+        lcd.cls();
+        lcd.locate(0,2);
+        lcd.printf("HTTP Error %d", r);
+        return -1;
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Fri May 25 00:24:31 2012 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/737756e0b479