//------------------------------------------------------------------------------------
// lcd_init
//------------------------------------------------------------------------------------
//
void lcd_init(void)
{
char SFRPAGE_SAVE;
SFRPAGE_SAVE = SFRPAGE; // Save Current SFR page
SFRPAGE = CONFIG_PAGE;
LCD_CTRL_PORT = LCD_CTRL_PORT & ~RS_MASK; // RS = 0
LCD_CTRL_PORT = LCD_CTRL_PORT & ~RW_MASK; // RW = 0
LCD_CTRL_PORT = LCD_CTRL_PORT & ~E_MASK; // E = 0
large_delay(200); // 16ms delay
LCD_DAT_PORT = 0x38; // set 8-bit mode
small_delay(1); //RPK
pulse_E();
large_delay(50); // 4.1ms delay [50]
LCD_DAT_PORT = 0x38; // set 8-bit mode
small_delay(1); //RPK
pulse_E();
large_delay(3); // 1.5ms delay [2]
LCD_DAT_PORT = 0x38; // set 8-bit mode
small_delay(1); //RPK
pulse_E();
large_delay(3); // 1.5ms delay [2]
lcd_cmd(0x06); // curser moves right
lcd_clear();
lcd_cmd(0x0E); // display and curser on
SFRPAGE = SFRPAGE_SAVE; // Restore SFR page
}
void display_row_var (unsigned char p_byRow, unsigned char str[16])
{
unsigned char k,cpy_str[2];
unsigned long int i = 0;
if(p_byRow == 1) // if row is same as saying if row is non zero, in our case its row = 1
{
lcd_cmd(0xc0);
}
else
{
lcd_cmd(0x80);
}
for(k = 0 ; k < 16 ; k ++)
{
{
if (str[k])
lcd_dat(str[k]) ;
else
break ;
}
}
while(k < 16)
{
lcd_dat(' ') ;
k ++ ;
}
}
lcd_init()
{
lcd_cmd(0x38);
lcd_cmd(0x80);
lcd_cmd(0x0E);
lcd_cmd(0x01);
}
void lcd_init()
{
// Setup all lcd pins as outputs
LCD_CONTROL_DDR |= _BV(LCD_RS_PIN) | _BV(LCD_E_PIN);
LCD_DATA_DDR |= _BV(LCD_DATA0_PIN) | _BV(LCD_DATA1_PIN) | _BV(LCD_DATA2_PIN) | _BV(LCD_DATA3_PIN);
// Wait for the module
_delay_ms(200);
// To be safe switch back to 8-bit interface for a moment (Function Set)
LCD_CONTROL_PORT &= ~_BV(LCD_RS_PIN) & ~_BV(LCD_E_PIN);
LCD_RST_DATA;
LCD_DATA_PORT |= _BV(LCD_DATA0_PIN) | _BV(LCD_DATA1_PIN);
lcd_strobe();
_delay_ms(10);
lcd_strobe();
_delay_ms(10);
lcd_strobe();
_delay_ms(10);
// Function Set: switch to 4 bit mode (last 8-bit command)
LCD_RST_DATA;
LCD_DATA_PORT |= _BV(LCD_DATA1_PIN);
lcd_strobe();
_delay_ms(10);
// Using 4 bit mode now. Repeat Function Set command (2 lines, 5x8 chars, 4-bit mode)
lcd_cmd(0x28);
lcd_off();
lcd_clr();
lcd_cmd(LCD_CMD_DEFAULT_MODE);
lcd_on();
}
main()
{
unsigned char temp;
unsigned char a[10];
unsigned char i=0;
uart_init();
lcd_init();
do
{
temp=uart_rx();
uart_tx(temp);
a[i++]=temp;
lcd_cmd(0x01);
lcd_data(temp);
lcd_cmd(0x85);
lcd_int(temp);
lcd_cmd(0x89);
lcd_string("0x");
lcd_hex(temp);
delay_ms(1000);
}while(temp!=13);
a[--i]='\0';
lcd_cmd(0xc0);
lcd_string(a);
delay_ms(5000);
}
void lcd_init(void)
{
lcd_cmd(LCD_FNSET(1,0)); /* Twoline, 5x8 font */
lcd_cmd(LCD_ENTMODE(1,0)); /* Address increases, no display shift */
lcd_cmd(LCD_DISPCTL(1,0,0)); /* On, no cursor */
lcd_cmd(LCD_CLR); /* Clear display, home cursor */
}
//------------------------------------------------------------------------------------
// lcd_cursor
//------------------------------------------------------------------------------------
void lcd_cursor(bit on) // 1 displays cursor, 0 hides it
{
if (on)
lcd_cmd(0x0E);
else
lcd_cmd(0x0C);
}
void lcd_init(void) {
lcd_cmd(LCD_SET_FUNC | LCD_FUNC_8BITS | LCD_FUNC_2LINE);
lcd_cmd(LCD_DISP | LCD_DISP_ON);
// lcd_cmd(LCD_ENT | LCD_ENT_INC);
// lcd_cmd(8|LCD_SET_CG_ADDR);
lcd_cmd(LCD_HOME);
lcd_cmd(LCD_CLEAR);
}
//-------------------------------
void cursor_shift(int8u_t direction)
{
switch(direction)
{
case RIGHT : lcd_cmd(0x14,0); break; // shift cursor to right
case LEFT : lcd_cmd(0x10,0); break; // shift cursor to left
}
}
void turn_on_cursor(uint8_t blinking){
if(blinking == CURSOR_BLINK){
lcd_cmd(DISPLAY_CTRL_DispOn_BlkOn_CrsOn);
}
else{
lcd_cmd(DISPLAY_CTRL_DispOn_BlkOff_CrsOn); // 1, lcd, cursor, blink
}
}
//-------------------------------
void lcd_scroll(int8u_t direction)
{
switch(direction)
{
case RIGHT : lcd_cmd(0x1C,0); break; // scroll display to right
case LEFT : lcd_cmd(0x18,0); break; // scroll display to left
}
}
void main() {
int v1,v2,v3,x1,x2,i;
char txt[7];
lcd_init();
lcd_cmd(_lcd_clear); // clear lcd
lcd_cmd(_lcd_cursor_off );
lcd_out(1,1,"Sun Tracker");
trisc=0b00000000;
trisd=0b00000011;
while(1)
{
delay_ms(200);
v1=adc_read(1);
v2=adc_read(2);
v3=adc_read(3);
i=adc_read(4)*150;
x1=v2-v1;
x2=v2-v3;
inttostr(i,txt);
lcd_out(2,1,"I= ");
lcd_out(2,4,txt);
lcd_out_cp(" uA");
while(i>=1500)
{
en=0;
lcd_out(2,1,"Motor Off ");
delay_ms(2000);
i=adc_read(4)*150;
}
if(rd0_bit==0)
{
en=1;
in1=1;
in2=0;
while(rd1_bit==1);
en=0;
in1=0;
in2=0;
}
if(x1<-20)
{
en=1;
in1=1;
in2=0;
}
else if(x2<-20)
{
in1=0;
in2=1;
en=1;
}
else
{
en=0;
}
}
}
main()
{
lcd_init();
lcd_cmd(0x80);
lcd_string("Abhyuday");
lcd_cmd(0xc0);
lcd_string("Rinkesh");
while(1);
}
main()
{
lcd_init();
lcd_cmd(0x80);
lcd_data('A');
lcd_cmd(0xc0);
lcd_data('B');
while(1);
}
void lcd_gotoxy(uint8_t x, uint8_t y)
{
if (y==0) {
lcd_cmd(LCD_CMD_DDRAM+LCD_LINE1_ADDR+x);
}
else {
lcd_cmd(LCD_CMD_DDRAM+LCD_LINE2_ADDR+x);
}
}
void shift_display(uint8_t direction)
{
if(direction == '>'){
lcd_cmd(0x1E);
};
if(direction == '<'){
lcd_cmd(0x18);
};
}
//-------------------------------
void lcd_goto(int8u_t line, int8u_t address)
{/* GO TO SPECIFIED ADDRESS */
switch(line)
{
case 1: lcd_cmd(0x80|address,0); break;
case 2: lcd_cmd(0xC0|address,0); break;
case CGRAM: lcd_cmd(0x40|address,0); break; // CGRAM address
}
}
void Init_LCD( void ) // initialize LCD display
{
// turn off all analog functions on the pins used
AD1PCFGH = 0xFF00; //turns off channels AN24-31
AD1PCFGL = 0x8000; //turns off channel AN15 for ADC1
AD2PCFGL = 0x8000; //turns off channel AN15 for ADC2
// 15mS delay after Vdd reaches nnVdc before proceeding with LCD initialization
// not always required and is based on system Vdd rise rate
Delay(Delay_15mS_Cnt); // 15ms delay
/* set initial states for the data and control pins */
LATE &= 0xFF00;
RW = 0; // R/W state set low
RS = 0; // RS state set low
E = 0; // E state set low
/* set data and control pins to outputs */
TRISE &= 0xFF00;
RW_TRIS = 0; // RW pin set as output
RS_TRIS = 0; // RS pin set as output
E_TRIS = 0; // E pin set as output
/* 1st LCD initialization sequence */
DATA &= 0xFF00;
DATA |= 0x0038;
E = 1;
Nop();
Nop();
Nop();
E = 0; // toggle E signal
Delay(Delay_5mS_Cnt); // 5ms delay
/* 2nd LCD initialization sequence */
DATA &= 0xFF00;
DATA |= 0x0038;
E = 1;
Nop();
Nop();
Nop();
E = 0; // toggle E signal
Delay_Us( Delay200uS_count ); // 200uS delay
/* 3rd LCD initialization sequence */
DATA &= 0xFF00;
DATA |= 0x0038;
E = 1;
Nop();
Nop();
Nop();
E = 0; // toggle E signal
Delay_Us( Delay200uS_count ); // 200uS delay
lcd_cmd( 0x38 ); // function set
lcd_cmd( 0x0C ); // Display on/off control, cursor blink off (0x0C)
lcd_cmd( 0x06 ); // entry mode set (0x06)
}
void lcd_clear (void)
{
lcd_cmd (0x01); // Clear Display
delayMs (5);
lcd_cmd (0x39); // Function Set
delayMs (5);
lcd_cmd (0x06); // Cursor auto-increment
delayMs (5);
}
void lcd_init (void)
{
lcd_reset(); // Call LCD reset lcd_cmd(0×28);
/* poll the Busy Flag => ok */
lcd_cmd(0x0C); // Display no cursor – no blink.
lcd_cmd(0x06); // Automatic Increment – No Display shift.
lcd_cmd(0x80); // Address DDRAM with 0 offset 80h.
}
void goto_col_row(unsigned char col,unsigned char row)
{
lcd_cmd(0x80+col); // for col
if (row>0)
{
lcd_cmd((0x80) | (0x40+col-1)); // for row
}
}
//-------------------------------
void lcd_clearbar(void)
{
int8u_t i;
lcd_goto(DRAW_PROGRESS_BAR_ON_LINE, (PROGRESS_BAR_WIDTH - 1));
lcd_cmd(ENTRY_MODE_DEC_NO_SHIFT,0); // decrement
for(i=0;i<PROGRESS_BAR_WIDTH;i++)
lcd_putc(' ');
lcd_cmd(ENTRY_MODE_INC_NO_SHIFT,0); // increment
current_bar_load = 0;
}
void lcd_init()
{
lcd_cmd(0X38);
delay();
lcd_cmd(0x0E);
delay();
lcd_cmd(0xC0);
delay();
//lcd_cmd(0x04);
}
void lcd_init(void)
{
IO0DIR = 0XFFFFFFFF;
lcd_cmd(0x01); // clear display
lcd_cmd(0x38); // 8 bits, 2 line mode, 5*7 dot format
lcd_cmd(0x08); // display off, underline off, blink off
lcd_cmd(0x06); // increment cursor
lcd_cmd(0x0F); // display on, underline on, blink on
}
//-------------------------------
void lcd_init(void)
{
lcd_config(DEFAULT_DISPLAY_CONFIG); // 1, Data Lenght, Number of lines, character font
lcd_cmd(DEFAULT_DISPLAY_CONTROL,0); // 1, lcd, cursor, blink
lcd_cmd(DEFAULT_ENTRY_MODE,0); // 1,increment/decrement,display shift on/off
lcd_cmd(0x01,2); // clear display
lcd_cmd(0x02,2); // 1, return home cursor
#if (USE_PROGRESS_BAR)
lcd_readybar();
#endif
}
void lcd_init()
{
setDirection_Port(DDR_LCD,OUT_PORT) //to set lcd port as output port
setDirection_Pin(DDR_EN,ENABLE_PIN,OUT_PIN) //to set en_pin in en_port as output pin
setDirection_Pin(DDR_EN,RW,OUT_PIN) //to set RW in en_port as output pin
setDirection_Pin(DDR_EN,RS,OUT_PIN) //to set RS in en_port as output pin
lcd_cmd(0x38); // to init lcd
lcd_cmd(0x0c); //to lcd on
lcd_cmd(0x01); //to clear lcd
}
void lcd_go(uint8_t row, uint8_t col) {
if (row == 4) {
lcd_cmd(LCD_LINE_4 + col);
} else if (row == 3) {
lcd_cmd(LCD_LINE_3 + col);
} else if (row == 2) {
lcd_cmd(LCD_LINE_2 + col);
} else {
lcd_cmd(LCD_LINE_1 + col);
}
}
void LCD_Init()
{
lcd_cmd(0x38); //2 Line, 5X7 Matrix
delay(5);
lcd_cmd(0x0E); //Display On, CuRSor Blink
delay(5);
lcd_cmd(0x06);
delay(5);
lcd_cmd(0x01); // Clear Screen
delay(5);
}
/************** LCD INITIALIZATION ***************/
void lcd_inti()
{
lcd_cmd(0x38);
lcd_cmd(0x01); // clear screen
delay(10);
lcd_cmd(0x06); //
delay(10);
lcd_cmd(0x80); // force cursor to 1st line
delay(10);
}
void display_row (unsigned char p_byRow)
{
unsigned char i,j;
unsigned char k;
if(p_byRow == 1) // if row is same as saying if row is non zero, in our case its row = 1
{
// Set the address to the second line
lcd_cmd(0xC0);
Delay10us(5);
// Output second line
for(i = 0; i < 16u; i++)
{
// Erase the rest of the line if a null char is
// encountered (good for printing strings directly)
if(LCDText[i] == 0u)
{
for(j=i; j < 16u; j++)
{
LCDText[j] = ' ';
}
}
lcd_dat(LCDText[i]);
Delay10us(5);
}
}
else
{
lcd_cmd(0x80);
DelayMs(2);
// Output first line
for(i = 0; i < 16u; i++)
{
// Erase the rest of the line if a null char is
// encountered (good for printing strings directly)
if(LCDText[i] == 0u)
{
for(j=i; j < 16u; j++)
{
LCDText[j] = ' ';
}
}
lcd_dat(LCDText[i]);
Delay10us(5);
}
}
}
