void SendLCD(UCHAR command, UCHAR data1)
{
/* Wait for the busy flag to clear */
LCD_busy();
/* Set RW low, RS high, CS low to write the instruction command */
LCD_rw = 0;
LCD_rs = 1;
LCD_cs = 0;
LCD_data = swap(command);
LCD_busy();
lcd_strobe_enable();
LCD_busy();
/* Set RW low, RS low to write the instruction data */
LCD_rw = 0;
LCD_rs = 0;
LCD_data = swap(data1);
LCD_busy();
lcd_strobe_enable();
LCD_busy();
}
void lcd_strobe_enable(void) {
LCD_en = 1;
LCD_busy();;
LCD_en = 0;
LCD_busy();;
}
void LCD_command(unsigned char var, UCHAR inIsData)
{
// inIsData - low instraction - High Data
unsigned char i;
LCD_rw = 1;
//LCD_data = var; //Function set: 2 Line, 8-bit, 5x7 dots
LCD_data = swap(var);
LCD_rs = 0; //Selected command register
if (inIsData == 1)
{
LCD_rs = 1; //Selected command register
}
LCD_rw = 0; //We are writing in instruction register
LCD_cs = 0;
for(i=0;i<250;i++);
LCD_en = 1;
for(i=0;i<250;i++);
LCD_en = 0;
LCD_busy();
LCD_rs = 1; //Selected command register
if (inIsData == 1)
{
LCD_rs = 0; //Selected command register
}
LCD_rw = 1;
LCD_cs = 1;
}
void lcd_cmd (char cmd)
{
LCD_data_port = cmd;
LCD_port_EN |= LCD_EN;
LCD_port_EN &= ~LCD_EN;
LCD_busy();
}
// Function to display single Character
void lcd_data (unsigned char dat)
{
LCD_port_RS |= LCD_RS; /* Data register */
LCD_data_port =dat; /* set data */
LCD_port_EN |= LCD_EN; /* Starts data */
LCD_port_EN &= ~LCD_EN;
LCD_port_RS &= ~LCD_RS; /* instruction register */
LCD_busy();
}
//* LCD Display Character
void cprint(char dval){
LCD_busy(); // wait for busy to clear
LCD_DAT = dval; // ouptut data
}
void LCD_Command(unsigned char cval){
//unsigned char cval;
LCD_busy(); // wait for busy to clear
LCD_CMD = cval; // ouptut command
}
