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Related

Serial comunication trouble

Former Member
Former Member over 13 years ago

Hello forum,

     I'm trying to finish a simple proyect but my trouble is that i cant interpret the message of the coordinator to the router (with  2 Xbee Pro S2), the problem is that router dont read decimal (read in ASCII) and i dont know how to fix it, i just wanna "mirror" the comunicator inputs to the router, so check out to my code:

 

Coodinator

 

#include <SoftwareSerial.h>

SoftwareSerial nss(2,3);

 

int in1;

int in2;

int in3;

int in4;

int c;

int i,j,k,l;

void setup() {

 

          pinMode(7, OUTPUT);

          pinMode(8, OUTPUT);

          pinMode(9, OUTPUT);

          pinMode(10, OUTPUT);

          pinMode(4, INPUT);

          pinMode(5, INPUT);

          pinMode(6, INPUT);

          pinMode(11, INPUT);

  lectura();

  Serial.begin(9600);

  nss.begin(9600);

 

}

void loop() {

  c=lectura();

  nss.write(c);

}

int lectura(){

    in1 = digitalRead(4);

    in2 = digitalRead(5)*10;

    in3 = digitalRead(6)*100;

    in4 = digitalRead(11)*1000;

    c=in1+in2+in3+in4;

    return(c);

    }

 

 

________________________________________________________________________________________________________________________________________

 

 

Router :

 

 

#include <SoftwareSerial.h>

SoftwareSerial nss(2,3);

 

 

 

void setup() {

          pinMode(7, OUTPUT);

          pinMode(8, OUTPUT);

          pinMode(9, OUTPUT);

          pinMode(10, OUTPUT);

  pinMode(4, INPUT);

          pinMode(5, INPUT);

          pinMode(6, INPUT);

          pinMode(11, INPUT);

  Serial.begin(9600);

  nss.begin(9600);

  nss.println("starting up...");

  delay(500); //give xbee time

}

 

 

void loop() {

    while (nss.available()) { 

    int c=nss.read() - '0';

    switch(c){

    case 0000:

    digitalWrite(7,HIGH);digitalWrite(8,HIGH);digitalWrite(9,HIGH);digitalWrite(10,HIGH);

    break;

    case 0100:

    digitalWrite(7,HIGH);digitalWrite(8,LOW);digitalWrite(9,HIGH);digitalWrite(10,HIGH);

    break;

    case 0010:

    digitalWrite(7,HIGH);digitalWrite(8,HIGH);digitalWrite(9,LOW);digitalWrite(10,LOW);

    break;

    case 0110:

    digitalWrite(7,HIGH);digitalWrite(8,LOW);digitalWrite(9,LOW);digitalWrite(10,LOW);

    break;   

    case 0001:

    digitalWrite(7,HIGH);digitalWrite(8,HIGH);digitalWrite(9,HIGH);digitalWrite(10,LOW);

    break;

    case 0101:

    digitalWrite(7,HIGH);digitalWrite(8,LOW);digitalWrite(9,HIGH);digitalWrite(10,LOW);

    break;

    case 0011:

    digitalWrite(7,HIGH);digitalWrite(8,HIGH);digitalWrite(9,LOW);digitalWrite(10,LOW);

    break;

    case 0111:

    digitalWrite(7,HIGH);digitalWrite(8,LOW);digitalWrite(9,LOW);digitalWrite(10,LOW);

    break; 

    case 1000:

    digitalWrite(7,LOW);digitalWrite(8,HIGH);digitalWrite(9,HIGH);digitalWrite(10,HIGH);

    break;

    case 1100:

    digitalWrite(7,LOW);digitalWrite(8,LOW);digitalWrite(9,HIGH);digitalWrite(10,HIGH);

    break;

    case 1010:

    digitalWrite(7,LOW);digitalWrite(8,HIGH);digitalWrite(9,LOW);digitalWrite(10,HIGH);

    break;

    case 1110:

    digitalWrite(7,LOW);digitalWrite(8,LOW);digitalWrite(9,LOW);digitalWrite(10,HIGH);

    break;

    case 1001:

    digitalWrite(7,LOW);digitalWrite(8,HIGH);digitalWrite(9,HIGH);digitalWrite(10,LOW);

    break;

    case 1101:

    digitalWrite(7,LOW);digitalWrite(8,LOW);digitalWrite(9,HIGH);digitalWrite(10,LOW);

    break;

    case 1011:

    digitalWrite(7,LOW);digitalWrite(8,HIGH);digitalWrite(9,LOW);digitalWrite(10,LOW);

    break;

    case 1111:

    digitalWrite(7,LOW);digitalWrite(8,LOW);digitalWrite(9,LOW);digitalWrite(10,LOW);

    break;

    } 

   }

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