Teste de Built System
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2018_I2C_LCD_03
LCD I2C NUCLEO
Fork of 2018_I2C_LCD_03 by
main.cpp@0:0c1de053c3b1, 2018-05-02 (annotated)
- Committer:
- silviosz
- Date:
- Wed May 02 21:54:53 2018 +0000
- Revision:
- 0:0c1de053c3b1
LCD I2C NUCLEO
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
silviosz | 0:0c1de053c3b1 | 1 | // projeto: 2018_I2C_LCD_03 |
silviosz | 0:0c1de053c3b1 | 2 | // testado com PCF8574 em 2018-04-27 << Funcionando Ok |
silviosz | 0:0c1de053c3b1 | 3 | // Hello World! for the TextLCD |
silviosz | 0:0c1de053c3b1 | 4 | |
silviosz | 0:0c1de053c3b1 | 5 | #include "mbed.h" |
silviosz | 0:0c1de053c3b1 | 6 | #include "TextLCD.h" |
silviosz | 0:0c1de053c3b1 | 7 | |
silviosz | 0:0c1de053c3b1 | 8 | // Host PC Communication channels |
silviosz | 0:0c1de053c3b1 | 9 | Serial pc(USBTX, USBRX); // tx, rx |
silviosz | 0:0c1de053c3b1 | 10 | |
silviosz | 0:0c1de053c3b1 | 11 | // I2C Communication |
silviosz | 0:0c1de053c3b1 | 12 | I2C i2c_lcd(D14, D15); // SDA, SCL >>> NUCLEO: D14,D15 |
silviosz | 0:0c1de053c3b1 | 13 | |
silviosz | 0:0c1de053c3b1 | 14 | // SPI Communication |
silviosz | 0:0c1de053c3b1 | 15 | //SPI spi_lcd(D14, NC, D15); // MOSI, MISO, SCLK |
silviosz | 0:0c1de053c3b1 | 16 | |
silviosz | 0:0c1de053c3b1 | 17 | //4-bit bus |
silviosz | 0:0c1de053c3b1 | 18 | //TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD40x2); // RS, E, D4-D7 |
silviosz | 0:0c1de053c3b1 | 19 | //TextLCD lcd(p15, p16, p17, p18, p19, p20); // RS, E, D4-D7, LCDType=LCD16x2, BL=NC, E2=NC, LCDTCtrl=HD44780 |
silviosz | 0:0c1de053c3b1 | 20 | |
silviosz | 0:0c1de053c3b1 | 21 | //I2C Portexpander PCF8574 |
silviosz | 0:0c1de053c3b1 | 22 | TextLCD_I2C lcd(&i2c_lcd, 0x7F, TextLCD::LCD16x2); // I2C bus, PCF8574 Slaveaddress, LCD Type Original = 0x42, Usando I2C scanner = 0x3F |
silviosz | 0:0c1de053c3b1 | 23 | //TextLCD_I2C lcd(&i2c_lcd, 0x42, TextLCD::LCD16x2, TextLCD::WS0010); // I2C bus, PCF8574 addr, LCD Type, Ctrl Type |
silviosz | 0:0c1de053c3b1 | 24 | |
silviosz | 0:0c1de053c3b1 | 25 | //I2C Portexpander MCP23008 |
silviosz | 0:0c1de053c3b1 | 26 | //TextLCD_I2C lcd(&i2c_lcd, MCP23008_SA0, TextLCD::LCD16x3G, TextLCD::ST7036_3V3); // I2C bus, MCP23008 Slaveaddress, LCD Type, LCDTCtrl=ST7036 |
silviosz | 0:0c1de053c3b1 | 27 | |
silviosz | 0:0c1de053c3b1 | 28 | //SPI Portexpander SN74595 |
silviosz | 0:0c1de053c3b1 | 29 | //TextLCD_SPI lcd(&spi_lcd, p8, TextLCD::LCD24x4D; TextLCD::KS0078); // SPI bus, CS pin, LCD Type |
silviosz | 0:0c1de053c3b1 | 30 | //TextLCD_SPI lcd(&spi_lcd, p8, TextLCD::LCD40x2); // SPI bus, CS pin, LCD Type |
silviosz | 0:0c1de053c3b1 | 31 | //TextLCD_SPI lcd(&spi_lcd, p8, TextLCD::LCD40x4); // SPI bus, CS pin, LCD Type |
silviosz | 0:0c1de053c3b1 | 32 | |
silviosz | 0:0c1de053c3b1 | 33 | //Native I2C |
silviosz | 0:0c1de053c3b1 | 34 | //TextLCD_I2C_N lcd(&i2c_lcd, ST7032_SA, TextLCD::LCD16x2, NC, TextLCD::ST7032_3V3); // I2C bus, Slaveaddress, LCD Type, BL=NC, LCDTCtrl=ST7032_3V3 |
silviosz | 0:0c1de053c3b1 | 35 | //TextLCD_I2C_N lcd(&i2c_lcd, PCF2116_SA0, TextLCD::LCD12x4D, NC, TextLCD::PCF2116_3V3); // I2C bus, Slaveaddress, LCD Type, BL=NC, LCDTCtrl=PCF2116_3V3 |
silviosz | 0:0c1de053c3b1 | 36 | //TextLCD_I2C_N lcd(&i2c_lcd, PCF2116_SA0, TextLCD::LCD24x2, NC, TextLCD::PCF2116_3V3); // I2C bus, Slaveaddress, LCD Type, BL=NC, LCDTCtrl=PCF2116_3V3 |
silviosz | 0:0c1de053c3b1 | 37 | //TextLCD_I2C_N lcd(&i2c_lcd, SSD1803_SA1, TextLCD::LCD20x4D, NC, TextLCD::SSD1803_3V3); // I2C bus, slaveaddress, LCDType=LCD16x2, BL=NC, LCDTCtrl=SSD1803A |
silviosz | 0:0c1de053c3b1 | 38 | |
silviosz | 0:0c1de053c3b1 | 39 | //Native SPI 4 wire, 8 bits |
silviosz | 0:0c1de053c3b1 | 40 | //TextLCD_SPI_N lcd(&spi_lcd, p8, p9); // SPI bus, CS pin, RS pin, LCDType=LCD16x2, BL=NC, LCDTCtrl=ST7032_3V3 |
silviosz | 0:0c1de053c3b1 | 41 | |
silviosz | 0:0c1de053c3b1 | 42 | //Native SPI 3 wire, 10bits |
silviosz | 0:0c1de053c3b1 | 43 | //TextLCD_SPI_N_3_10 lcd(&spi_lcd, p8, TextLCD::LCD16x2, NC, TextLCD::WS0010); // SPI bus, CS, LCDType=LCD16x2, BL=NC, LCDTCtrl=WS0010 |
silviosz | 0:0c1de053c3b1 | 44 | //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 |
silviosz | 0:0c1de053c3b1 | 45 | |
silviosz | 0:0c1de053c3b1 | 46 | //Native SPI 3 wire, 24 bits, SSD1803A |
silviosz | 0:0c1de053c3b1 | 47 | //TextLCD_SPI_N_3_24 lcd(&spi_lcd, p8, TextLCD::LCD20x4D, NC, TextLCD::SSD1803_3V3); // SPI bus, CS pin, LCDType=LCD20x4, BL=NC, LCDTCtrl=SSD1803A |
silviosz | 0:0c1de053c3b1 | 48 | |
silviosz | 0:0c1de053c3b1 | 49 | int main() { |
silviosz | 0:0c1de053c3b1 | 50 | pc.printf("LCD Test. Columns=%d, Rows=%d\n\r", lcd.columns(), lcd.rows()); |
silviosz | 0:0c1de053c3b1 | 51 | |
silviosz | 0:0c1de053c3b1 | 52 | for (int row=0; row<lcd.rows(); row++) { |
silviosz | 0:0c1de053c3b1 | 53 | int col=0; |
silviosz | 0:0c1de053c3b1 | 54 | |
silviosz | 0:0c1de053c3b1 | 55 | pc.printf("MemAddr(Col=%d, Row=%d)=0x%02X\n\r", col, row, lcd.getAddress(col, row)); |
silviosz | 0:0c1de053c3b1 | 56 | // lcd.putc('-'); |
silviosz | 0:0c1de053c3b1 | 57 | lcd.putc('0' + row); |
silviosz | 0:0c1de053c3b1 | 58 | |
silviosz | 0:0c1de053c3b1 | 59 | for (col=1; col<lcd.columns()-1; col++) { |
silviosz | 0:0c1de053c3b1 | 60 | lcd.putc('*'); |
silviosz | 0:0c1de053c3b1 | 61 | } |
silviosz | 0:0c1de053c3b1 | 62 | |
silviosz | 0:0c1de053c3b1 | 63 | pc.printf("MemAddr(Col=%d, Row=%d)=0x%02X\n\r", col, row, lcd.getAddress(col, row)); |
silviosz | 0:0c1de053c3b1 | 64 | lcd.putc('+'); |
silviosz | 0:0c1de053c3b1 | 65 | } |
silviosz | 0:0c1de053c3b1 | 66 | |
silviosz | 0:0c1de053c3b1 | 67 | // Show cursor as blinking character |
silviosz | 0:0c1de053c3b1 | 68 | lcd.setCursor(TextLCD::CurOff_BlkOn); |
silviosz | 0:0c1de053c3b1 | 69 | |
silviosz | 0:0c1de053c3b1 | 70 | // Set and show user defined characters. A maximum of 8 UDCs are supported by the HD44780. |
silviosz | 0:0c1de053c3b1 | 71 | // They are defined by a 5x7 bitpattern. |
silviosz | 0:0c1de053c3b1 | 72 | lcd.setUDC(0, (char *) udc_0); // Show |> |
silviosz | 0:0c1de053c3b1 | 73 | lcd.putc(0); |
silviosz | 0:0c1de053c3b1 | 74 | lcd.setUDC(1, (char *) udc_1); // Show <| |
silviosz | 0:0c1de053c3b1 | 75 | lcd.putc(1); |
silviosz | 0:0c1de053c3b1 | 76 | lcd.setUDC(2, (char *) udc_2); |
silviosz | 0:0c1de053c3b1 | 77 | lcd.putc(2); |
silviosz | 0:0c1de053c3b1 | 78 | lcd.setUDC(3, (char *) udc_3); |
silviosz | 0:0c1de053c3b1 | 79 | lcd.putc(3); |
silviosz | 0:0c1de053c3b1 | 80 | lcd.setUDC(4, (char *) udc_4); |
silviosz | 0:0c1de053c3b1 | 81 | lcd.putc(4); |
silviosz | 0:0c1de053c3b1 | 82 | lcd.setUDC(5, (char *) udc_5); |
silviosz | 0:0c1de053c3b1 | 83 | lcd.putc(5); |
silviosz | 0:0c1de053c3b1 | 84 | lcd.setUDC(6, (char *) udc_6); |
silviosz | 0:0c1de053c3b1 | 85 | lcd.putc(6); |
silviosz | 0:0c1de053c3b1 | 86 | lcd.setUDC(7, (char *) udc_7); |
silviosz | 0:0c1de053c3b1 | 87 | lcd.putc(7); |
silviosz | 0:0c1de053c3b1 | 88 | //lcd.setBacklight(TextLCD::LightOn); |
silviosz | 0:0c1de053c3b1 | 89 | } |