kevin ollivier
/
LCD_clavier
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Revision 0:18d40dac71ff, committed 2012-05-29
- Comitter:
- kevin_38
- Date:
- Tue May 29 09:30:20 2012 +0000
- Commit message:
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/TextLCD_4x40/TextLCD_4x40.cpp Tue May 29 09:30:20 2012 +0000
@@ -0,0 +1,131 @@
+/*Modification de :" mbed TextLCD Library, for a 4-bit LCD based on HD44780........"
+ pour la commande d'un afficheur 4x40 (M4024)
+ */
+#include "TextLCD_4x40.h"
+#include "mbed.h"
+
+TextLCD_4x40::TextLCD_4x40(PinName rs, PinName e, PinName d0, PinName d1, PinName d2, PinName d3) :
+ _rs(rs),_e(e), _d(d0, d1, d2, d3) {
+
+//-------------------------------------
+char euro_v1[8]={0x06,0x09,0x1c,0x08,0x1C,0x09,0x06,0}//symbole euro
+ ,e_aigu[8] ={0x02,0x04,0x0e,0x11,0x1f,0x10,0x0e,0}//e accent aigu
+ ;
+//-------------------------------------
+char i;
+ _e = 1;
+ _rs = 0; // command mode
+
+ wait_ms(15); // Wait 15ms to ensure powered up
+
+ // send "Display Settings" 3 times (Only top nibble of 0x30 as we've got 4-bit bus)
+ for (char i=0; i<3; i++) {
+ writeByte(0x3);
+ wait_us(1640); // this command takes 1.64ms, so wait for it
+ }
+ writeByte(0x2); // 4-bit mode
+ wait_us(40); // most instructions take 40us
+
+ writeCommand(0x28); // Function set 001 BW N F - -
+ writeCommand(0x0C);
+ writeCommand(0x6); // Cursor Direction and Display Shift : 0000 01 CD S (CD 0-left, 1-right S(hift) 0-no, 1-yes
+ cls();
+wait_ms(6);
+
+////////////////////// Generateur de caracteres ////////////////////////////////
+//........ chargement du 1er caractere .........
+ for(i=0;i<=7;i++){
+ writeCommand(0x40+i);
+ writeData(e_aigu[i]);
+ }
+//........ chargement du 2eme caractere .........
+ for(i=0;i<=7;i++){
+ writeCommand(0x48+i);
+ writeData(euro_v1[i]);
+ }
+/////////////////////// Fin du generateur de caracteres ///////////////////////
+
+writeCommand(2);// "home" pour que l'afficheur soit pret a afficher,
+ // pour sortir du generateur de caracteres
+}
+
+void TextLCD_4x40::character(char column, char row, char c) {
+ char a = address(column, row);
+ writeCommand(a);
+ writeData(c);
+}
+
+void TextLCD_4x40::cls() {
+ writeCommand(0x01); // cls, and set cursor to 0
+ wait_us(1640); // This command takes 1.64 ms
+// locate(0, 0);
+}
+
+void TextLCD_4x40::locate(char column, char row) {
+ _column = column;
+ _row = row;
+}
+
+//-----------------------------
+int TextLCD_4x40::_putc(int value) {
+ switch(value)
+ {
+ case '\f':
+ cls();
+ break;
+
+ case '\n':
+ _column = 0;
+ _row++;
+ if (_row >= 2) {
+ _row = 0;
+ }
+ break;
+
+ case '\b':
+ writeCommand(0x10);
+ break;
+
+ case '\1':
+ writeData(0);
+ break;
+ case '\2':
+ writeData(1);
+ break;
+ default:
+ writeData(value);
+ break;
+ }
+ return value;
+}
+//-----------------------------
+int TextLCD_4x40::_getc() {
+ return -1;
+}
+
+void TextLCD_4x40::writeByte(char value) {
+ _d = value >> 4;
+ wait_us(40); // most instructions take 40us
+ _e = 0;
+ wait_us(40);
+ _e = 1;
+ _d = value >> 0;
+ wait_us(40);
+ _e = 0;
+ wait_us(40); // most instructions take 40us
+ _e = 1;
+}
+
+void TextLCD_4x40::writeCommand(char command) {
+ _rs = 0;
+ writeByte(command);
+}
+
+void TextLCD_4x40::writeData(char data) {
+ _rs = 1;
+ writeByte(data);
+}
+
+char TextLCD_4x40::address(char column, char row) {
+ return 0x80 + (row * 0x40) + column;
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/TextLCD_4x40/TextLCD_4x40.h Tue May 29 09:30:20 2012 +0000
@@ -0,0 +1,79 @@
+/*Modification de : mbed TextLCD Library, for a 4-bit LCD based on HD44780
+ pour la commande d'un afficheur 4x40
+ */
+
+#ifndef MBED_TEXTLCD_H
+#define MBED_TEXTLCD_H
+
+#include "mbed.h"
+
+/** A TextLCD interface for driving 4-bit HD44780-based LCDs
+ *
+ *
+ * @code
+ * #include "mbed.h"
+ * #include "TextLCD.h"
+ *
+ * TextLCD lcd(p10, p12, p15, p16, p29, p30); // rs, e, d0-d3
+ *
+ * int main() {
+ * lcd.printf("Hello World!\n");
+ * }
+ * @endcode
+ */
+class TextLCD_4x40 : public Stream {
+public:
+
+ /** Create a TextLCD interface
+ *
+ * @param rs Instruction/data control line
+ * @param e Enable line (clock)
+ * @param d0-d3 Data lines
+ */
+ TextLCD_4x40(PinName rs, PinName e, PinName d0, PinName d1, PinName d2, PinName d3);
+
+#if DOXYGEN_ONLY
+ /** Write a character to the LCD
+ *
+ * @param c The character to write to the display
+ */
+ int putc(char 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.
+ */
+ char 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(char column, char row);
+
+ /** Clear the screen and locate to 0,0 */
+ void cls();
+
+protected:
+
+ // Stream implementation functions
+ virtual int _putc(int value);
+ virtual int _getc();
+
+ char address(char column, char row);
+ void character(char column, char row, char c);
+ void writeByte(char value);
+ void writeCommand(char command);
+ void writeData(char data);
+
+ DigitalOut _rs, _e;
+ BusOut _d;
+
+ char _column;
+ char _row;
+};
+
+#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue May 29 09:30:20 2012 +0000
@@ -0,0 +1,291 @@
+#include "mbed.h"
+#include "TextLCD_4x40.h"
+
+DigitalOut led1(LED1);
+AnalogIn analog(p15);
+//Serial pc(USBTX, USBRX); // tx, rx
+//Serial xbee1(p28, p27); // creation du port serie sur les broches 28 et 27
+TextLCD_4x40 lcd1(p6, p7, p8, p9, p10, p11); // rs, e1, d4-d7 -> les 2 lignes du haut
+TextLCD_4x40 lcd2(p6, p5, p8, p9, p10, p11); // rs, e2, d4-d7 -> les 2 lignes du bas
+
+
+
+
+
+void menu1() {
+
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\f ---> Module Radar \n");
+ lcd1.printf(" Communication PC ");
+ lcd2.printf("\f Affichage des donn\1es \n");
+ lcd2.printf(" ");
+
+ }
+
+void menu2() {
+
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\f Module Radar \n");
+ lcd1.printf(" ---> Communication PC ");
+ lcd2.printf("\f Affichage des donn\1es \n");
+ lcd2.printf(" ");
+
+
+ }
+
+void menu3() {
+
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\f Module Radar \n");
+ lcd1.printf(" Communication PC ");
+ lcd2.printf("\f ---> Affichage des donn\1es \n");
+ lcd2.printf(" ");
+ }
+
+void menu10() {
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\fModule --> R\1cup\1ration des donn\1es\n");
+ lcd1.printf(" Radar Effacement des donn\1es ");
+ lcd2.printf("\f R\1glage seuil de vitesse \n");
+ lcd2.printf(" R\1glage horloge, date ");
+ }
+
+void menu11() {
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\fModule R\1cup\1ration des donn\1es \n");
+ lcd1.printf(" Radar --> Effacement des donn\1es ");
+ lcd2.printf("\f R\1glage seuil de vitesse \n");
+ lcd2.printf(" R\1glage horloge, date ");
+ }
+
+void menu12() {
+
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\fModule R\1cup\1ration des donn\1es \n");
+ lcd1.printf(" Radar Effacement des donn\1es ");
+ lcd2.printf("\f --> R\1glage seuil de vitesse \n");
+ lcd2.printf(" R\1glage horloge, date ");
+ }
+
+void menu13() {
+
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\fModule R\1cup\1ration des donn\1es \n");
+ lcd1.printf(" Radar Effacement des donn\1es ");
+ lcd2.printf("\f R\1glage seuil de vitesse \n");
+ lcd2.printf(" --> R\1glage horloge, date ");
+
+ }
+
+void menu20() {
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\f Communication PC \n");
+ lcd1.printf(" ");
+ lcd2.printf("\f ---> Transfert des donn\1es \n");
+ lcd2.printf(" Effacement donn\1es du boitier ");
+ }
+
+void menu21() {
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\f Communication PC \n");
+ lcd1.printf(" ");
+ lcd2.printf("\f Transfert des donn\1es \n");
+ lcd2.printf(" ---> Effacement donn\1es du boitier ");
+ }
+
+void menu30() {
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\f Affichage des donn\1es \n");
+ lcd1.printf(" ");
+ lcd2.printf("\f \n");
+ lcd2.printf(" ");
+ }
+
+/* void menu22() {
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\f // Fonction 2 \n");
+ lcd1.printf(" Fonction 2.1 ");
+ lcd2.printf("\f Fonction 2.2 \n");
+ lcd2.printf(" ---> Fonction 2.3 ");
+ }
+
+void menu30() {
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\f // Fonction 3 \n");
+ lcd1.printf(" ---> Fonction 3.1 ");
+ lcd2.printf("\f Fonction 3.2 \n");
+ lcd2.printf(" Fonction 3.3 ");
+ }
+
+void menu31() {
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\f // Fonction 3 \n");
+ lcd1.printf(" Fonction 3.1 ");
+ lcd2.printf("\f ---> Fonction 3.2 \n");
+ lcd2.printf(" Fonction 3.3 ");
+ }
+
+void menu32() {
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\f // Fonction 3 \n");
+ lcd1.printf(" Fonction 3.1 ");
+ lcd2.printf("\f Fonction 3.2 \n");
+ lcd2.printf(" ---> Fonction 3.3 ");
+ }
+
+void menu40() {
+ lcd1.cls();
+ lcd2.cls();
+ lcd1.printf("\f // Fonction 4 \n");
+ lcd1.printf(" Fonction 3.1 ");
+ lcd2.printf("\f Fonction 3.2 \n");
+ lcd2.printf(" ---> Fonction 3.3 ");
+ } */
+
+///////////// Fonction clavier \\\\\\\\\\\\\\\\
+
+void clavier(int *menu)
+ {
+ float mesure, tension;
+
+ do {
+
+ do {
+ mesure = analog.read();
+ tension = mesure * 3.3;
+
+ } while ( tension < 3.25 ); // attente retour clavier au repos
+
+ wait_ms(30);
+ mesure = analog.read();
+ tension = mesure * 3.3;
+
+
+ if (tension > 0.86 & tension < 0.95) {
+
+ (*menu)--;
+
+ if (*menu == 0) { *menu = 4; }
+ else if (*menu == 9) { *menu = 13; }
+ else if (*menu == 19) { *menu = 21;}
+ }
+
+ else if (tension > 1.32 & tension < 1.41) {
+
+ *menu = (*menu) /10;
+ }
+
+ else if (tension > 2.05 & tension < 2.14) {
+
+ *menu = (*menu) * 10;
+
+ // if (*menu >= 100 & *menu < 200 ) { *menu = 10; }
+ // else if (*menu >= 200 & *menu < 300) { *menu = 20; }
+ }
+
+ else if (tension > 2.57 & tension < 2.65) {
+
+ (*menu)++;
+
+ if (*menu == 4) { *menu = 1; }
+ else if (*menu == 14) { *menu = 10; }
+
+ else if (*menu == 22) { *menu = 20; }
+ }
+
+ } while( *menu == 0);
+}
+
+//////////////// Main \\\\\\\\\\\\\\\\\
+
+int main()
+{
+ int menu = 0;
+ int old_menu = 0;
+
+ while(1) {
+
+ // wait_ms(20);
+
+ clavier(&menu);
+
+ if( menu == old_menu ) continue;
+
+ // led1 = 1;
+
+ switch(menu) {
+
+ case 1:
+ menu1();
+ break;
+
+ case 2:
+ menu2();
+ break;
+ case 3:
+ menu3();
+ break;
+
+ case 10:
+ menu10();
+ break;
+
+ case 11:
+ menu11();
+ break;
+
+ case 12:
+ menu12();
+ break;
+
+ case 13:
+ menu13();
+ break;
+
+ case 20:
+ menu20();
+ break;
+
+ case 21:
+ menu21();
+ break;
+
+ // case 22:
+ // menu22();
+ // break;
+
+ case 30:
+ menu30();
+ break;
+
+ /* case 31:
+ menu31();
+ break;
+
+ case 32:
+ menu32();
+ break; */
+
+ default:
+ break;
+
+ }
+ old_menu = menu;
+ // led1 = 0;
+
+ }
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue May 29 09:30:20 2012 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/737756e0b479