Minha duvida, aonde eu devo colocar as funçoes de lcd e as funçoes dos pinos nesse codigo para que eu possa digitar e ver no lcd?
unsigned short keydata = 0, special = 0, down = 0;
sbit PS2_Data at RC0_bit;
sbit PS2_Clock at RC1_bit;
sbit PS2_Data_Direction at TRISC0_bit;
sbit PS2_Clock_Direction at TRISC1_bit;
void main() {
ANSEL = 0; // Configure AN pins as digital I/O
ANSELH = 0;
C1ON_bit = 0; // Disable comparators
C2ON_bit = 0;
UART1_Init(19200); // Initialize UART module at 19200 bps
Ps2_Config(); // Init PS/2 Keyboard
Delay_ms(100); // Wait for keyboard to finish
UART1_Write_Text("Ready");
UART1_Write(10); // Line Feed
UART1_Write(13); // Carriage return
do {
if (Ps2_Key_Read(&keydata, &special, &down)) {
if (down && (keydata == 16)) { // Backspace
UART1_Write(0x08);
}
else if (down && (keydata == 13)) { // Enter
UART1_Write('r'); // send carriage return to usart terminal
//Usart_Write('n'); // uncomment this line if usart terminal also expects line feed
// for new line transition
}
else if (down && !special && keydata) {
UART1_Write(keydata);
}
}
Delay_ms(1); // debounce
} while (1);
}
Tags:
Oi Marcus, segue o exemplo do site MikroC:
inicialização do LCD:
veja se ajuda.
Rui
// LCD module connections
sbit LCD_RS at RB4_bit;
sbit LCD_EN at RB5_bit;
sbit LCD_D4 at RB0_bit;
sbit LCD_D5 at RB1_bit;
sbit LCD_D6 at RB2_bit;
sbit LCD_D7 at RB3_bit;
sbit LCD_RS_Direction at TRISB4_bit;
sbit LCD_EN_Direction at TRISB5_bit;
sbit LCD_D4_Direction at TRISB0_bit;
sbit LCD_D5_Direction at TRISB1_bit;
sbit LCD_D6_Direction at TRISB2_bit;
sbit LCD_D7_Direction at TRISB3_bit;
// End LCD module connections
char txt1[] = "mikroElektronika";
char txt2[] = "EasyPIC6";
char txt3[] = "Lcd4bit";
char txt4[] = "example";
char i; // Loop variable
void Move_Delay() { // Function used for text moving
Delay_ms(500); // You can change the moving speed here
}
void main(){
ANSEL = 0; // Configure AN pins as digital I/O
ANSELH = 0;
C1ON_bit = 0; // Disable comparators
C2ON_bit = 0;
Lcd_Init(); // Initialize LCD
Lcd_Cmd(_LCD_CLEAR); // Clear display
Lcd_Cmd(_LCD_CURSOR_OFF); // Cursor off
Lcd_Out(1,6,txt3); // Write text in first row
Lcd_Out(2,6,txt4); // Write text in second row
Delay_ms(2000);
Lcd_Cmd(_LCD_CLEAR); // Clear display
Lcd_Out(1,1,txt1); // Write text in first row
Lcd_Out(2,5,txt2); // Write text in second row
Delay_ms(2000);
// Moving text
for(i=0; i<4; i++) { // Move text to the right 4 times
Lcd_Cmd(_LCD_SHIFT_RIGHT);
Move_Delay();
}
while(1) { // Endless loop
for(i=0; i<8; i++) { // Move text to the left 7 times
Lcd_Cmd(_LCD_SHIFT_LEFT);
Move_Delay();
}
for(i=0; i<8; i++) { // Move text to the right 7 times
Lcd_Cmd(_LCD_SHIFT_RIGHT);
Move_Delay();
}
}
}
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