[PIC] help with tx rx module

[Bernhard Rieman]

hii
im working on wireless transsmission i have to connect to pics 16f877a wirelssly and my probleme is i can't find tx/rx 433 on proteus,and when i lincked with file it didn't ,anyway i need help with coding corret me please and thanks
every help is appreciated

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//////////////////////////////// receiving code
 
sbit LCD_RS at RB2_bit;
sbit LCD_EN at RB3_bit;
sbit LCD_D4 at RB4_bit;
sbit LCD_D5 at RB5_bit;
sbit LCD_D6 at RB6_bit;
sbit LCD_D7 at RB7_bit;
sbit LCD_RS_Direction at TRISB2_bit;
sbit LCD_EN_Direction at TRISB3_bit;
sbit LCD_D4_Direction at TRISB4_bit;
sbit LCD_D5_Direction at TRISB5_bit;
sbit LCD_D6_Direction at TRISB6_bit;
sbit LCD_D7_Direction at TRISB7_bit;
 
// Initialize Receiver
sbit MANRXPIN at RC0_bit;
sbit MANRXPIN_Direction at TRISC0_bit;
sbit MANTXPIN at RC1_bit;
sbit MANTXPIN_Direction at TRISC1_bit;
char error, ErrorCount, temp;
void main() {
  TRISC=1;
  ADCON1 = 6;
  CMCON = 7  ;
  PORTC=0;
  TRISA=0;
  Lcd_Init();
  Lcd_Cmd(_LCD_CLEAR);
  Lcd_Cmd(_LCD_CURSOR_OFF);
  Man_Receive_Init();
  while(1)
  {   Lcd_Cmd(_LCD_FIRST_ROW);                    // Move cursor to the 1st row
      do
        {
          temp = Man_Receive(&error);             // Attempt byte receive
          if (error) {                            // If error occured
            Lcd_Chr_CP('j');                      // Write question mark on LCD
            ErrorCount++;                         // Update error counter
            if (ErrorCount > 20) {                // In case of multiple errors
              temp = Man_Synchro();               // Try to synchronize again
              //Man_Receive_Init();               // Alternative, try to Initialize Receiver again
              ErrorCount = 0;                     // Reset error counter
              }
            }
          else {                                  // No error occured
            if (temp=='A')                     // If "End" byte was received(see Transmitter example)
             { Lcd_Out(1,1,"detection");
             Delay_ms(500);      }             //   do not write received byte on LCD
              }
 
 
        if(temp=='B'){Lcd_Out(1,1,"pas detection");Delay_ms(500);  }
        }
      while (temp != 0x0E) ;                      // If "End" byte was received exit do loop
   }
}

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