Luis Silvio Cordova Rivadeneira
Manejo de pantallas de texto con varias interfaces de comunicación
Diff: main.cpp
- Revision:
- 4:a3e4bb2053cb
- Parent:
- 3:f238b4f7874f
- Child:
- 5:2e4e5085d597
--- a/main.cpp Sun Aug 24 09:01:56 2014 +0000
+++ b/main.cpp Sun Mar 29 13:12:07 2015 +0000
@@ -1,448 +1,76 @@
-// Hello World! for the TextLCD
+/* Hello World! for the TextLCD Enhanced Library*/
#include "mbed.h"
#include "TextLCD.h"
-
+
// Host PC Communication channels
Serial pc(USBTX, USBRX); // tx, rx
-
-void show_menu() {
- pc.printf("0: Exit\n\r");
- pc.printf("1: Show Menu\n\r");
- pc.printf("2: Goto 0,0\n\r");
- pc.printf("3: Goto columns(),rows()\n\r");
- pc.printf("4: cls()\n\r");
- pc.printf("5: UDCs \n\r");
- pc.printf("6: Fill\n\r");
- pc.printf("7: Cursor On\n\r");
- pc.printf("8: Cursor Off\n\r");
- pc.printf("9: Text\n\r");
- pc.printf("A: Display On\n\r");
- pc.printf("B: Display Off\n\r");
- pc.printf("C: Backlight On\n\r");
- pc.printf("D: Backlight Off\n\r");
- pc.printf("P: init \n\r");
- pc.printf("Q: contrast \n\r");
- pc.printf("\n\r");
-}
-
-
+
// I2C Communication
-I2C i2c_lcd(p28,p27); // SDA, SCL
-//I2C i2c_lcd(p9,p10); // SDA, SCL
-
+I2C i2c_lcd(p9,p10); // SDA, SCL
+//I2C i2c_lcd(p28,p27); // SDA, SCL
+
// SPI Communication
SPI spi_lcd(p5, NC, p7); // MOSI, MISO, SCLK
-//DigitalOut cs(p8);
-//DigitalOut cs2(p9);
-//4 Bit bus
-//TextLCD lcd2(p15, p16, p17, p18, p19, p20, TextLCD::LCD16x4); // rs, e, d4-d7 =ok
-//TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD20x2); // rs, e, d4-d7 =ok
-//TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD20x4); // rs, e, d4-d7 =ok
-//TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD24x2); // rs, e, d4-d7 =ok
-//TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD24x4D, TextLCD::KS0078); // rs, e, d4-d7 =ok
-//TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD40x2); // rs, e, d4-d7 =ok
-
-//I2C Expander PCF8574
-//TextLCD_I2C lcd(&i2c_lcd, 0x40, TextLCD::LCD20x4); // I2C bus, PCF8574 Slaveaddress, LCD Type =ok
-//TextLCD_I2C lcd(&i2c_lcd, 0x42, TextLCD::LCD20x4); // I2C bus, PCF8574 Slaveaddress, LCD Type =ok
+// LCD instantiation
+//TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD20x2); // 4bit bus: rs, e, d4-d7
+TextLCD_I2C lcd(&i2c_lcd, 0x40, TextLCD::LCD20x4); // I2C exp: I2C bus, PCF8574 Slaveaddress, LCD Type
+//TextLCD_I2C lcd(&i2c_lcd, 0x42, TextLCD::LCD16x2, TextLCD::WS0010); // I2C exp: I2C bus, PCF8574 Slaveaddress, LCD Type, Ctrl Type
+//TextLCD_I2C lcd(&spi_lcd, p8, TextLCD::LCD24x4D); // I2C exp: SPI bus, CS pin, LCD Type
+//TextLCD_SPI_N lcd(&spi_lcd, p8, p9, TextLCD::LCD16x2, NC, TextLCD::ST7032_3V3); // SPI native: SPI bus, CS pin, RS pin, LCDType=LCD16x2, BL=NC, LCDTCtrl=ST7032
+//TextLCD_I2C_N lcd(&i2c_lcd, ST7032_SA, TextLCD::LCD16x2, NC, TextLCD::ST7032_3V3); // I2C native: I2C bus, slaveaddress, LCDType=LCD16x2, BL=NC, LCDTCtrl=ST7032 =Ok
+//TextLCD_I2C_N lcd(&i2c_lcd, SSD1803_SA1, TextLCD::LCD20x4D, NC, TextLCD::SSD1803_3V3); // I2C native: I2C bus, slaveaddress, LCDType=LCD20x4D, BL=NC, LCDTCtrl=SSD1803 =Ok
+
+int main() {
+ Timer t;
-// I2C Expander MCP23008, Adafruit module (change #define !!)
-//TextLCD_I2C lcd(&i2c_lcd, MCP23008_SA0, TextLCD::LCD16x3F); // I2C bus, MCP23008 Slaveaddress, LCD Type =Ok
-//TextLCD_I2C lcd(&i2c_lcd, MCP23008_SA0, TextLCD::LCD20x4); // I2C bus, MCP23008 Slaveaddress, LCD Type =OK
-//TextLCD_I2C lcd(&i2c_lcd, MCP23008_SA0, TextLCD::LCD16x2, TextLCD::WS0010); // I2C bus, MCP23008 Slaveaddress, LCD Type =Ok
-//TextLCD_I2C lcd(&i2c_lcd, MCP23008_SA0, TextLCD::LCD24x4D, TextLCD::KS0078); // I2C bus, MCP23008 Slaveaddress, LCD Type =ok
-//TextLCD_I2C lcd(&i2c_lcd, MCP23008_SA0, TextLCD::LCD16x1C); // I2C bus, MCP23008 Slaveaddress, LCD Type =Ok
-
-
-//SPI Expander
-//TextLCD_SPI lcd2(&spi_lcd, p9, TextLCD::LCD8x2B); // SPI bus, CS pin, LCD Type =ok
-//TextLCD_SPI lcd2(&spi_lcd, p9, TextLCD::LCD16x1C); // SPI bus, CS pin, LCD Type =ok
-//TextLCD_SPI lcd2(&spi_lcd, p9, TextLCD::LCD16x2); // SPI bus, CS pin, LCD Type (VFD) =ok
-//TextLCD_SPI lcd(&spi_lcd, p8, TextLCD::LCD40x2); // SPI bus, CS pin, LCD Type =ok
-//TextLCD_SPI lcd(&spi_lcd, p8, TextLCD::LCD40x4); // SPI bus, CS pin, LCD Type =ok
-//TextLCD_SPI lcd(&spi_lcd, p8, TextLCD::LCD40x4, TextLCD::HD44780); // SPI bus, CS pin, LCD Type, LCD Ctrl =ok
-//TextLCD_SPI lcd(&spi_lcd, p8, TextLCD::LCD24x4D, TextLCD::KS0078); // SPI bus, CS pin, LCD Type =ok
+ pc.printf("TextLCD Enhanced Test. Columns=%d, Rows=%d\n\r", lcd.columns(), lcd.rows());
+
+ for (int row=0; row<lcd.rows(); row++) {
+ int col=0;
+
+ pc.printf("MemAddr(Col=%d, Row=%d)=0x%02X\n\r", col, row, lcd.getAddress(col, row));
+// lcd.putc('-');
+ lcd.putc('0' + row);
+
+ for (col=1; col<lcd.columns()-1; col++) {
+ lcd.putc('*');
+ }
+
+ pc.printf("MemAddr(Col=%d, Row=%d)=0x%02X\n\r", col, row, lcd.getAddress(col, row));
+ lcd.putc('+');
+ }
-
-//WS0010
-//TextLCD_I2C lcd(&i2c_lcd, 0x42, TextLCD::LCD16x2, TextLCD::WS0010); // I2C bus, PCF8574 Slaveaddress, LCD Type, LCD Ctrl =Ok
-//TextLCD_SPI_N_3_10 lcd(&spi_lcd, p8, TextLCD::LCD16x2, NC, TextLCD::WS0010); // SPI bus, CS, LCDType=LCD16x2, BL=NC, LCDTCtrl=WS0010 =Ok
-
-//ST7032
-//TextLCD_SPI_N lcd(&spi_lcd, p8, p9, TextLCD::LCD16x2, NC, TextLCD::ST7032_3V3); // SPI bus, CS pin, RS pin, LCDType=LCD16x2, BL=NC, LCDTCtrl=ST7032 =ok
-//TextLCD_I2C_N lcd(&i2c_lcd, ST7032_SA, TextLCD::LCD16x2, NC, TextLCD::ST7032_3V3); // I2C bus, slaveaddress, LCDType=LCD16x2, BL=NC, LCDTCtrl=ST7032 =Ok
-
-//ST7036
-//TextLCD_I2C lcd(&i2c_lcd, MCP23008_SA0, TextLCD::LCD16x3G, TextLCD::ST7036_3V3); // I2C bus, MCP23008 Slaveaddress, LCD Type, LCDTCtrl=ST7036
-//TextLCD_SPI_N lcd(&spi_lcd, p8, p9, TextLCD::LCD16x3G, NC, TextLCD::ST7036_3V3); // SPI bus, CS pin, RS pin, LCDType=LCD16x2, BL=NC, LCDTCtrl=ST7036 =Ok
+// Fill screen again and time it
+ t.start();
-//SSD1803A
-//TextLCD_I2C_N lcd(&i2c_lcd, SSD1803_SA1, TextLCD::LCD20x4D, NC, TextLCD::SSD1803_3V3); // I2C bus, slaveaddress, LCDType=LCD16x2, BL=NC, LCDTCtrl=SSD1803 =Ok
-TextLCD_SPI_N_3_24 lcd(&spi_lcd, p8, TextLCD::LCD20x4D, NC, TextLCD::SSD1803_3V3); // SPI bus, CS pin, LCDType=LCD20x4, BL=NC, LCDTCtrl=SSD1803 =Ok
-
-//Test PCF2113
-//TextLCD_I2C_N lcd(&i2c_lcd, PCF21XX_SA0, TextLCD::LCD12x2, NC, TextLCD::PCF2113_3V3); // I2C bus, slaveaddress, LCDType=LCD12x2, BL=NC, LCDTCtrl=PCF2113
+ for (int row=0; row<lcd.rows(); row++) {
+ int col=0;
+
+ lcd.putc('0' + row);
+
+ for (col=1; col<lcd.columns()-1; col++) {
+ lcd.putc('*');
+ }
+
+ lcd.putc('+');
+ }
+ t.stop();
+ pc.printf("All my hard work took %f sec\r\n", t.read());
-//PCF2116
-//TextLCD_I2C_N lcd(&i2c_lcd, PCF21XX_SA0, TextLCD::LCD12x3D1, NC, TextLCD::PCF2116_5V); // I2C bus, slaveaddress, LCDType=LCD12x3D1, BL=NC, LCDTCtrl=PCF2116 (experimental)
-//TextLCD_I2C_N lcd(&i2c_lcd, PCF21XX_SA0, TextLCD::LCD12x3D1, NC, TextLCD::PCF2116_3V3); // I2C bus, slaveaddress, LCDType=LCD12x3D1, BL=NC, LCDTCtrl=PCF2116
-//TextLCD_I2C_N lcd(&i2c_lcd, PCF21XX_SA1, TextLCD::LCD12x3D1, NC, TextLCD::PCF2116_3V3); // I2C bus, slaveaddress, LCDType=LCD12x3D1, BL=NC, LCDTCtrl=PCF2116
-//TextLCD_I2C_N lcd(&i2c_lcd, PCF21XX_SA0, TextLCD::LCD12x4D, NC, TextLCD::PCF2116_3V3); // I2C bus, slaveaddress, LCDType=LCD12x4D, BL=NC, LCDTCtrl=PCF2116
-//TextLCD_I2C_N lcd(&i2c_lcd, PCF21XX_SA0, TextLCD::LCD24x1, NC, TextLCD::PCF2116_3V3); // I2C bus, slaveaddress, LCDType=LCD24x1, BL=NC, LCDTCtrl=PCF2116
-//TextLCD_I2C_N lcd(&i2c_lcd, PCF21XX_SA0, TextLCD::LCD24x2, NC, TextLCD::PCF21116_3V3); // I2C bus, slaveaddress, LCDType=LCD24x2, BL=NC, LCDTCtrl=PCF2116
-
-//AIP31068
-//TextLCD_I2C_N lcd(&i2c_lcd, AIP31068_SA, TextLCD::LCD16x2, NC, TextLCD::AIP31068); // I2C bus, slaveaddress, LCDType=LCD16x2, BL=NC, LCDTCtrl=AIP31068 =Ok
-//TextLCD_SPI_N_3_9 lcd(&spi_lcd, p8, TextLCD::LCD16x2, NC, TextLCD::AIP31068); // SPI bus, CS, LCDType=LCD16x2, BL=NC, LCDTCtrl=AIP31068 Niet Ok
+// Show cursor as blinking character
+ lcd.setCursor(TextLCD::CurOff_BlkOn);
+
+// Set and show user defined characters. A maximum of 8 UDCs are supported by the HD44780.
+// They are defined by a 5x7 bitpattern.
+ lcd.setUDC(0, (char *) udc_0); // Show |>
+ lcd.putc(0);
+ lcd.setUDC(1, (char *) udc_1); // Show <|
+ lcd.putc(1);
+
+ pc.printf("Bye now\r\n");
+}
-int main() {
- int i=0;
- int count=0;
- bool running=true;
- char command;
-
- pc.printf("LCD Test. Colums=%d, Rows=%d\n\r", lcd.columns(), lcd.rows());
-
-//while (1) {
- for (int row=0; row<lcd.rows(); row++) {
- int col=0;
-
- pc.printf("MemAddr(Col=%d, Row=%d)=0x%02X\n\r", col, row, lcd.getAddress(col, row));
-// lcd.putc('-');
- lcd.putc('0' + row);
-
- for (col=1; col<lcd.columns()-1; col++) {
- lcd.putc('*');
- }
-
- pc.printf("MemAddr(Col=%d, Row=%d)=0x%02X\n\r", col, row, lcd.getAddress(col, row));
- lcd.putc('+');
-
- }
-
-// wait_ms(500);
-// lcd.cls(); // Test timing
-//}
-
- lcd.setCursor(TextLCD::CurOff_BlkOn);
-
-#if(0)
- lcd.setUDC(0, (char *) udc_AA);
- lcd.putc(0);
- lcd.setUDC(1, (char *) udc_0E);
- lcd.putc(1);
- lcd.setUDC(0, (char *) udc_0);
- lcd.putc(0);
- lcd.setUDC(1, (char *) udc_1);
- lcd.putc(1);
- lcd.setUDC(2, (char *) udc_2);
- lcd.putc(2);
-#endif
-
-#if(0)
- lcd.setUDC(0, (char *) udc_None);
- lcd.setUDC(1, (char *) udc_None);
- lcd.setUDC(2, (char *) udc_None);
- lcd.setUDC(3, (char *) udc_None);
- lcd.setUDC(4, (char *) udc_None);
- lcd.setUDC(5, (char *) udc_None);
- lcd.setUDC(6, (char *) udc_None);
- lcd.setUDC(7, (char *) udc_None);
-#endif
-
-#if(0)
- lcd.setUDC(0, (char *) udc_All);
- lcd.setUDC(1, (char *) udc_All);
- lcd.setUDC(2, (char *) udc_All);
- lcd.setUDC(3, (char *) udc_All);
- lcd.setUDC(4, (char *) udc_All);
- lcd.setUDC(5, (char *) udc_All);
- lcd.setUDC(6, (char *) udc_All);
- lcd.setUDC(7, (char *) udc_All);
-#endif
-
-#if(1)
- lcd.setUDC(0, (char *) udc_Bat_Hi);
- lcd.setUDC(1, (char *) udc_Bat_Ha);
- lcd.setUDC(2, (char *) udc_Bat_Lo);
- lcd.setUDC(3, (char *) udc_AC);
- lcd.setUDC(4, (char *) udc_4);
- lcd.setUDC(5, (char *) udc_5);
- lcd.setUDC(6, (char *) udc_6);
- lcd.setUDC(7, (char *) udc_7);
-#endif
-
-#if(0)
- lcd.setUDC(0, (char *) udc_ch_1);
- lcd.setUDC(1, (char *) udc_ch_2);
- lcd.setUDC(2, (char *) udc_ch_3);
- lcd.setUDC(3, (char *) udc_ch_4);
- lcd.setUDC(4, (char *) udc_ch_yr);
- lcd.setUDC(5, (char *) udc_ch_mo);
- lcd.setUDC(6, (char *) udc_ch_dy);
- lcd.setUDC(7, (char *) udc_ch_mi);
-#endif
-
-#if(0)
- lcd.putc(0);
- lcd.putc(1);
- lcd.putc(2);
- lcd.putc(3);
- lcd.putc(4);
- lcd.putc(5);
- lcd.putc(6);
- lcd.putc(7);
-#endif
-
-#if(0)
- lcd2.setUDC(0, (char *) udc_Bat_Hi);
- lcd2.setUDC(1, (char *) udc_Bat_Ha);
- lcd2.setUDC(2, (char *) udc_Bat_Lo);
- lcd2.setUDC(3, (char *) udc_AC);
- lcd2.putc(0);
- lcd2.putc(1);
- lcd2.putc(2);
- lcd2.putc(3);
-#endif
-
-#if(0)
- while (1) {
- lcd.locate(4, 2);
- lcd.printf("Count=%3d", i);
- i++;
- if (i==100) i=0;
-
- wait(1);
- }
-#endif
-
- pc.printf("Hello World!\n\r");
- show_menu();
-
- while(running) {
- count++;
-
- if(pc.readable()) {
- command = pc.getc();
-// pc.printf("command= %c \n\r", command);
- pc.printf("\n\r");
- switch (command) {
- case '0' :
- pc.printf("Done\n\r");
- running = false;
- break;
-
- case '1' :
- show_menu();
- break;
-
- case '2' :
- pc.printf("Goto 0,0\n\r");
- lcd.locate(0, 0);
-// lcd2.locate(0, 0);
- break;
-
- case '3' :
- pc.printf("Goto Col,Row\n\r");
- lcd.locate( (lcd.columns() - 1), (lcd.rows() - 1));
-// lcd2.locate( (lcd.columns() - 1), (lcd.rows() - 1));
- break;
-
- case '4' :
- pc.printf("cls()\n\r");
- lcd.cls();
-// lcd2.cls();
- break;
-
- case '5' :
- pc.printf("UDCs\n\r");
- lcd.locate(2, 0);
- lcd.putc(0);
- lcd.putc(1);
- lcd.putc(2);
- lcd.putc(3);
- lcd.putc(4);
- lcd.putc(5);
- lcd.putc(6);
- lcd.putc(7);
-
-// lcd.locate(4, lcd.rows()-1);
-// lcd.putc(0);
-// lcd.putc(1);
-// lcd.putc(2);
-// lcd.putc(3);
-
-
-// lcd2.locate(4, lcd.rows()-1);
-// lcd2.putc(0);
-// lcd2.putc(1);
-// lcd2.putc(2);
-// lcd2.putc(3);
-
- break;
- case '6' :
- pc.printf("Fill\n\r");
- lcd.locate(0, 0);
- for (int row=0; row<lcd.rows(); row++) {
- int col=0;
-
-// pc.printf("MemAddr(Col=%d, Row=%d)=0x%02X\n\r", col, row, lcd.getAddress(col, row));
- // lcd.putc('-');
- lcd.putc('0' + row);
-
- for (col=1; col<lcd.columns()-1; col++) {
- lcd.putc('*');
- }
-
-// pc.printf("MemAddr(Col=%d, Row=%d)=0x%02X\n\r", col, row, lcd.getAddress(col, row));
- lcd.putc('+');
- }
-
- break;
-
- case '7' :
- pc.printf("Cursor 0n\n\r");
- lcd.setCursor(TextLCD::CurOff_BlkOn);
-// lcd2.setCursor(TextLCD::CurOff_BlkOn);
- break;
-
- case '8' :
- pc.printf("Cursor 0ff\n\r");
- lcd.setCursor(TextLCD::CurOff_BlkOff);
-// lcd2.setCursor(TextLCD::CurOff_BlkOff);
- break;
-
- case '9' :
- pc.printf("Text\n\r");
- lcd.locate(0, 0);
-
-#if(1)
-// 01234567890123456789
- lcd.printf("Hello mbed\n");
- lcd.printf(" SSD1803 Native I2C\n");
- lcd.printf(" LCD20x4D\n");
- lcd.printf("TextLCD lib");
-#endif
-
-#if(0)
- lcd.printf("Hello mbed\n");
- lcd.printf("I2C Exp MCP23008");
- lcd.printf(" 16x3F (=24x2)\n");
-// lcd.printf(" OLED I2C Exp\n");
-// lcd.printf(" Native I2C\n");
-// lcd2.printf("Hello mbed\n");
-#endif
-
-#if(0)
- // Needed for PCF2116C and PCF2116K
- lcd.putc('H' ^ 0x80);
- lcd.putc('e' ^ 0x80);
- lcd.putc('l' ^ 0x80);
- lcd.putc('l' ^ 0x80);
- lcd.putc('o' ^ 0x80);
- lcd.putc(' ' ^ 0x80);
- lcd.putc('m' ^ 0x80);
- lcd.putc('b' ^ 0x80);
- lcd.putc('e' ^ 0x80);
- lcd.putc('d' ^ 0x80);
- lcd.putc('\n');
- lcd.putc('I' ^ 0x80);
- lcd.putc('2' ^ 0x80);
- lcd.putc('C' ^ 0x80);
- lcd.putc(' ' ^ 0x80);
- lcd.putc('P' ^ 0x80);
- lcd.putc('C' ^ 0x80);
- lcd.putc('F' ^ 0x80);
- lcd.putc('2' ^ 0x80);
- lcd.putc('1' ^ 0x80);
- lcd.putc('1' ^ 0x80);
- lcd.putc('6' ^ 0x80);
- lcd.putc('\n');
-
- lcd.putc(' ' ^ 0x80);
- lcd.putc('(' ^ 0x80);
- lcd.putc('N' ^ 0x80);
- lcd.putc('o' ^ 0x80);
- lcd.putc(' ' ^ 0x80);
- lcd.putc('A' ^ 0x80);
- lcd.putc('c' ^ 0x80);
- lcd.putc('k' ^ 0x80);
- lcd.putc(')' ^ 0x80);
- lcd.putc(' ' ^ 0x80);
- lcd.putc(' ' ^ 0x80);
-#endif
- break;
-
- case 'A' :
- pc.printf("Display On\n\r");
- lcd.setMode(TextLCD::DispOn);
-// lcd2.setMode(TextLCD::DispOn);
- break;
-
- case 'B' :
- pc.printf("Display Off\n\r");
- lcd.setMode(TextLCD::DispOff);
-// lcd2.setMode(TextLCD::DispOff);
- break;
-
- case 'C' :
- pc.printf("Backlight On\n\r");
- lcd.setBacklight(TextLCD::LightOn);
-// lcd2.setBacklight(TextLCD::LightOn);
- break;
-
- case 'D' :
- pc.printf("Backlight Off\n\r");
- lcd.setBacklight(TextLCD::LightOff);
-// lcd2.setBacklight(TextLCD::LightOff);
- break;
-
-
-// case 'E' :
-// pc.printf("Test nibble\n\r");
-// for (int i=0; i<16; i++) {
-// lcd._writeNibble(i);
-// wait(1);
-// }
-// break;
-
- case 'P' :
- pc.printf("Init Ctrl test\n\r");
-//test
-// lcd._initCtrl();
- break;
-
-
- case 'Q' :
- pc.printf("Contrast test\n\r");
- for (i=0; i<64; i++) {
- lcd.setContrast(i);
- pc.printf("Contrast = %d\r", i);
- wait(0.5);
- }
-
- pc.printf("\n\rMax Contrast\n\r");
- wait(1);
-// lcd.setContrast(LCD_CONTRAST); //set default
- lcd.setContrast(); //set default
- pc.printf("\n\rContrast test done\n\r");
-
- break;
-
- default :
- lcd.putc(command);
-// lcd.putc(command ^ 0x80); // Needed for PCF2116C and PCF2116K
-// lcd2.putc(command);
- break;
-
-
- } //switch
- }//if
- }//while
-
- pc.printf("Bye World!\n\r");
-}
\ No newline at end of file