//Function to Initialize LCD void lcd_init() { _delay_ms(1); lcd_wr_command(0x28); //4-bit mode and 5x8 dot character font lcd_wr_command(0x01); //Clear LCD display lcd_wr_command(0x06); //Auto increment cursor position lcd_wr_command(0x0E); //Turn on LCD and cursor lcd_wr_command(0x80); //Set cursor position }
void lcd_cursor (char row, char column) { switch (row) { case 1: lcd_wr_command (0x80 + column - 1); break; case 2: lcd_wr_command (0xc0 + column - 1); break; case 3: lcd_wr_command (0x94 + column - 1); break; case 4: lcd_wr_command (0xd4 + column - 1); break; default: break; } }
//Function to Initialize LCD void lcd_init() { _delay_ms(1); lcd_wr_command(0x28); //LCD 4-bit mode and 2 lines. lcd_wr_command(0x01); lcd_wr_command(0x06); lcd_wr_command(0x0E); lcd_wr_command(0x80); }
//Function to Initialize LCD void lcd_init() { //lcd_set_4bit(); lcd_reset_RW(); lcd_reset_EN(); _delay_ms(1); lcd_wr_command(0x38); //LCD 4-bit mode and 2 lines. lcd_wr_command(0x0f); lcd_wr_command(0x06); lcd_wr_command(0x01); lcd_wr_command(0x80); }
int kkkk(void) { velocity(255,255); forward(); while(1) { servo_1(0); servo_2(0); servo_3(0); forward(); red_read(); //display the pulse count when red filter is selected _delay_ms(500); green_read(); //display the pulse count when green filter is selected _delay_ms(500); blue_read(); //display the pulse count when blue filter is selected _delay_ms(500); lcd_wr_command(0x01); print_sensor(1,1,3); //Prints value of White Line Sensor1 print_sensor(1,5,2); //Prints Value of White Line Sensor2 print_sensor(1,9,1); //Prints Value of White Line Sensor3 print_sensor(2,1,11); servo_1(100); servo_2(100); servo_3(100); _delay_ms(7000); } }
void main() { unsigned char tag1[] = "4100A352E959"; // This is the valid tag the system is looking for unsigned char *str; rf_init_devices(); while(1) { _delay_ms(50); rf_display(); // read the tag, store it and display str = rf_return(); // get the read tag details into another string lcd_cursor(1,1); lcd_string(str); _delay_ms(100); if(!strcmp(str,tag1)) // compare the required tag with the tag which is read { lcd_cursor(2,1); lcd_string(" Valid Tag"); } else { lcd_cursor(2,1); lcd_string(" invalid tag"); } _delay_ms(100); lcd_wr_command(0x01); } return 0; }
void lcd(char *str) { lcd_wr_command(0x01); lcd_cursor(1,1); lcd_string(str); buzzer(); _delay_ms(1000); }
void main(void) { rf_init_devices(); //initializes the usart3, configures lcd ports and initializes the lcd, lcd_cursor(2,4); //move the cursor to 2nd row 4th column _delay_ms(50); rf_display(); //this function is used to scan the rfid tag and is used to display the same on the lcd screen cli(); lcd_wr_command(0x01); //this code is used to clear the lcd screen return 0; }
void no_filter() { filter_clear(); //select clear filter pulse=0; //reset the count to 0 _delay_ms(500); //capture the pulses for 100 ms or 0.1 second no_ff = (pulse); //store the count in variable called blue _delay_ms(100); lcd_cursor(1,1); //set the cursor on row 1, column 1 lcd_string("no filter"); // Display "no filter" on LCD lcd_print(2,1,no_ff,5); //Print the count on second row _delay_ms(1000); // Display for 1000ms or 1 second lcd_wr_command(0x01); //Clear the LCD }
void blue_read(void) // function to select blue filter and display the count generated by the sensor on LCD. The count will be more if the color is blue. The count will be very less if its red or green. { //Blue filter_blue(); //select blue filter pulse=0; //reset the count to 0 _delay_ms(100); //capture the pulses for 100 ms or 0.1 second blue = pulse; //store the count in variable called blue lcd_cursor(1,1); //set the cursor on row 1, column 1 lcd_string("Blue Pulses"); // Display "Blue Pulses" on LCD lcd_print(2,1,blue,5); //Print the count on second row _delay_ms(1000); // Display for 1000ms or 1 second lcd_wr_command(0x01); //Clear the LCD }
void green_read(void) // function to select green filter and display the count generated by the sensor on LCD. The count will be more if the color is green. The count will be very less if its blue or red. { //Green filter_green(); //select green filter pulse=0; //reset the count to 0 _delay_ms(100); //capture the pulses for 100 ms or 0.1 second green = pulse; //store the count in variable called green lcd_cursor(1,1); //set the cursor on row 1, column 1 lcd_string("Green Pulses"); // Display "Green Pulses" on LCD lcd_print(2,1,green,5); //Print the count on second row _delay_ms(1000); // Display for 1000ms or 1 second lcd_wr_command(0x01); //Clear the LCD }
/* * Main function, will call different phases, locate/clean */ int main(void) { unsigned char sharp; unsigned int value=0; init_devices(); lcd_set_4bit(); lcd_init(); lcd_wr_command(0x0C);// Display ON Cursor OFF while(1) { if (phase == 1) { locate(); } sharp = ADC_Conversion(11); //Stores the Analog value of front sharp connected to ADC channel 11 into variable "sharp" value = Sharp_GP2D12_estimation(sharp); //Stores Distance calsulated in a variable "value". lcd_print(2,1,value,3); } servo_1_free(); return 0; }
void lcd_cursor_on(void) { lcd_wr_command(0x0E); }
//Function to bring cursor at home position void lcd_home() { lcd_wr_command(0x80); }
void display_clear(void) { lcd_wr_command(0x01); }
//Display ON/ OFF Control 0(rs) 0(rw) 0 0 0 0 1 D C B Set display(D), cursor(C), and blinking of cursor(B) on/off control bit. void lcd_cursor_off(void) { lcd_wr_command(0x0C); }
int calcThresh() { int c[4],i; red_read(); blue_read(); green_read(); for(i=0;i<4;i++) c[i]=0; for(i=0;i<4;i++) { //read(); if(red>green && red>blue) if(c[0]>red) { if(c[3]<red) c[3]=red; } else { if(c[3]<c[0]) c[3]=c[0]; c[0]=red; } else if(blue>green && red<blue) if(c[1]>blue) { if(c[3]<blue) c[3]=blue; } else { if(c[3]<c[1]) c[3]=c[1]; c[1]=blue; } else if(c[2]>green) { if(c[3]<green) c[3]=green; } else { if(c[3]<c[2]) c[3]=c[2]; c[2]=green; } } int t=c[3]; lcd_cursor(1,1); //set the cursor on row 1, column 1 lcd_string("Threshold"); // Display "Blue Pulses" on LCD t+=200; lcd_print(2,1,t,5); _delay_ms(10000); lcd_wr_command(0x01); //Clear the LCD lcd((char*)t); return t; }