Revision 4:ac48711f123b, committed 2022-11-18

Comitter:

henriquer

Date:

Fri Nov 18 18:00:26 2022 +0000

Parent:

3:e87183be497b

Commit message:

Teste LCD I2C 20X4

Changed in this revision

--- a/main.cpp	Fri Nov 18 13:51:29 2022 +0000
+++ b/main.cpp	Fri Nov 18 18:00:26 2022 +0000
@@ -19,7 +19,7 @@
 //TextLCD lcd(p15, p16, p17, p18, p19, p20);  // RS, E, D4-D7, LCDType=LCD16x2, BL=NC, E2=NC, LCDTCtrl=HD44780
  
 //I2C Portexpander PCF8574
-TextLCD_I2C lcd(&i2c_lcd, 0xbf, TextLCD::LCD20x4); // I2C bus, PCF8574 Slaveaddress, LCD Type Original = 0x42, Usando I2C scanner = 0x3F
+TextLCD_I2C lcd(&i2c_lcd, 0x7E, TextLCD::LCD20x4); // I2C bus, PCF8574 Slaveaddress, LCD Type Original = 0x42, Usando I2C scanner = 0x3F
 //TextLCD_I2C lcd(&i2c_lcd, 0x7e, TextLCD::LCD16x2, TextLCD::WS0010); // I2C bus, PCF8574 addr, LCD Type, Ctrl Type
  
 //I2C Portexpander MCP23008
@@ -49,46 +49,33 @@
 int main() {
     pc.printf("LCD Test. Columns=%d, Rows=%d\n\r", lcd.columns(), lcd.rows());
     
-    for (int row=0; row<lcd.rows(); row++) { 
-      int col=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));      
+     // pc.printf("MemAddr(Col=%d, Row=%d)=0x%02X\n\r", col, row, lcd.getAddress(col, row));      
 //      lcd.putc('-');
-      lcd.putc('0' + row);      
+      //lcd.putc('l' + row);      
       
-      for (col=1; col<lcd.columns()-1; col++) {    
-        lcd.putc('*');
-      }
+     // for (col=1; col<lcd.columns()-1; col++) { 
+        lcd.locate(2,0);  
+        lcd.printf("TESTE LCD 20X4");
+        
+        lcd.locate(4,2);  
+        lcd.printf("HENRIQUE");
+      //}
  
-      pc.printf("MemAddr(Col=%d, Row=%d)=0x%02X\n\r", col, row, lcd.getAddress(col, row));      
-      lcd.putc('+');       
-    }    
+     /// pc.printf("MemAddr(Col=%d, Row=%d)=0x%02X\n\r", col, row, lcd.getAddress(col, row));      
+     // lcd.putc('+');       
+  //  }    
     
 // Show cursor as blinking character
+
+
+
     lcd.setCursor(TextLCD::CurOff_BlkOn);
     lcd.setBacklight(TextLCD::LightOn);
     //lcd.setUDC(0, (char *) udc_AC);  // Show |>
-    
+     //lcd.putc('LTH');
     
-// 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);    
-    lcd.setUDC(2, (char *) udc_2);
-    lcd.putc(2);    
-    lcd.setUDC(3, (char *) udc_3);
-    lcd.putc(3);    
-    lcd.setUDC(4, (char *) udc_4);
-    lcd.putc(4);    
-    lcd.setUDC(5, (char *) udc_5);
-    lcd.putc(5);    
-    lcd.setUDC(6, (char *) udc_6);
-    lcd.putc(6);    
-    lcd.setUDC(7, (char *) udc_7);
-    lcd.putc(7);   
-    //lcd.setBacklight(TextLCD::LightOn);
-    */
+
 }
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