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Adc

The document contains code for interfacing an LCD module with a microcontroller, including pin connections and initialization functions. It reads an analog value from an ADC, converts it to a voltage, and displays the result on the LCD. The program also shows a welcome message and clears the display at intervals.

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Môhammad AL-büraì
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40 views3 pages

Adc

The document contains code for interfacing an LCD module with a microcontroller, including pin connections and initialization functions. It reads an analog value from an ADC, converts it to a voltage, and displays the result on the LCD. The program also shows a welcome message and clears the display at intervals.

Uploaded by

Môhammad AL-büraì
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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// LCD module connections

sbit LCD_RS at RB0_bit;

sbit LCD_EN at RB1_bit;

sbit LCD_D4 at RB2_bit;

sbit LCD_D5 at RB3_bit;

sbit LCD_D6 at RB4_bit;

sbit LCD_D7 at RB5_bit;

sbit LCD_RS_Direction at TRISB0_bit;

sbit LCD_EN_Direction at TRISB1_bit;

sbit LCD_D4_Direction at TRISB2_bit;

sbit LCD_D5_Direction at TRISB3_bit;

sbit LCD_D6_Direction at TRISB4_bit;

sbit LCD_D7_Direction at TRISB5_bit;

// End LCD module connections

void main() {

unsigned int adc_Re=0;

float adc_value;

char y[15];

Lcd_Init();

ADC_Init();

Lcd_Cmd(_lcd_cursor_off);

Lcd_Cmd(_lcd_Clear);

Lcd_out(1,2,"KALDOUN MOHSEN");

Lcd_out(2,2,"Reg.No:166072");

delay_ms(1000);

Lcd_Cmd(_lcd_Clear); Lcd_out(1,7,"B5EC"); Lcd_out(2,7,"A D C");

delay_ms(1000);

Lcd_Cmd(_lcd_Clear);

portb=0; trisA=1; PortA=0;

while(1){

adc_Re=ADC_Get_sample(0); adc_value=(adc_Re*5.0)/1023.0; floatToStr(adc_value,y);

Lcd_out(2,3,"Volt=");

Lcd_out(2,9,y);

Delay_ms(100);

}}

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