A smart remote using the sparkfun IR transmitter and receiver. The program also uses a web server to show the buttons on a mobile platform.

Dependencies:   EthernetInterface HTTPServer RemoteIR SDFileSystem mbed-rpc mbed-rtos mbed

Fork of SmartRemoteClean by Sarvagya Vaish

main.cpp

Committer:
sammacjunkie
Date:
2013-12-04
Revision:
16:2d23297857bc
Parent:
15:c8074f5f241a

File content as of revision 16:2d23297857bc:

#include "mbed.h"
#include "EthernetInterface.h"
#include "HTTPServer.h"
#include "FsHandler.h"
#include "RpcHandler.h"
#include "rtos.h"
#include <string>

DigitalOut led1(LED1);
DigitalOut led2(LED2);

//Start IR
#include "ReceiverIR.h"
#include "TransmitterIR.h"
#include "IR.h"
//END IR


// Start DB
#include <stdio.h>
#include <stdlib.h>
#include "SDFileSystem.h"
#include "db.h"
// End DB


// Start RPC
#include "RPCVariable.h"
int Request = 0;
int Learn = 0;
char Learn_name0;
char Learn_name1;
char Learn_name2;
char Learn_name3;
char Learn_name4;
char Learn_name5;
char Learn_name6;
char Learn_name7;
char Learn_name8;
char Learn_name9;

//Make these variables accessible over RPC by attaching them to an RPCVariable
RPCVariable<int> RPCRequest(&Request, "Request");
RPCVariable<int> RPCLearn(&Learn, "Learn");
RPCVariable<char> RPCLearner0(&Learn_name0, "Learn_name0");
RPCVariable<char> RPCLearner1(&Learn_name1, "Learn_name1");
RPCVariable<char> RPCLearner2(&Learn_name2, "Learn_name2");
RPCVariable<char> RPCLearner3(&Learn_name3, "Learn_name3");
RPCVariable<char> RPCLearner4(&Learn_name4, "Learn_name4");
RPCVariable<char> RPCLearner5(&Learn_name5, "Learn_name5");
RPCVariable<char> RPCLearner6(&Learn_name6, "Learn_name6");
RPCVariable<char> RPCLearner7(&Learn_name7, "Learn_name7");
RPCVariable<char> RPCLearner8(&Learn_name8, "Learn_name8");
RPCVariable<char> RPCLearner9(&Learn_name9, "Learn_name9");
// End RPC


Serial pc(USBTX, USBRX, "pc");

//  Instantiate a HTTPServer to handle incoming requests
HTTPServer  svr;
//  Instantiate a local file system handler named 'local' which will be used later to access files on the mbed.
LocalFileSystem local("local");

SDFileSystem sd(p5, p6, p7, p8, "sd"); // the pinout on the mbed

int main()
{

    printf("Setting up Apache...\n \r");

    HTTPFsRequestHandler::mount("/local/", "/");
    HTTPFsRequestHandler::mount("/sd/", "/sd/");
    svr.addHandler<HTTPFsRequestHandler>("/");
    svr.addHandler<HTTPRpcRequestHandler>("/rpc");

    EthernetInterface eth;
    eth.init(); //Use DHCP
    eth.connect();

    // Now start the server on port 80.
    if (!svr.start(80, &eth)) {
        error("Server not starting !");
        exit(0);
    }

    printf("IP: %s\n \r", eth.getIPAddress());
    printf("Setup OK\n \r");




    // DB Init
    mkdir("/sd/SmartRemote", 0777);

    char tuple_code[128];
    char tuple_name[128];
    char tuple_bitlength[128];
    char tuple_format[128];
    char temp[20];
    int n;
    //End DB init


    //IR Init
    uint8_t buf1[32];
    uint8_t buf2[32];
    int bitlength1;
    int bitlength2;
    char tempstr[3];
    RemoteIR::Format format;
    memset(buf1, 0x00, sizeof(buf1));
    memset(buf2, 0x00, sizeof(buf2));
    //END IR Init

    printf("Listening...\n \r");


    Timer tm;
    tm.start();
    //Listen indefinitely
    while(true) {
        svr.poll();
        if(tm.read()>.5) {
            tm.start();
        }
        if (Learn) {
            // Debug LED
            led1 = 1;

            // Receive the code
            {
                bitlength1 = receive(&format, buf1, sizeof(buf1));
                if (bitlength1 < 0) {
                    continue;
                }
                display_status("RECV", bitlength1);
                display_data(buf1, bitlength1);
                //display_format(format);
            }
            // Reset
            led1 = 0;
            Learn = 0;



            // Set up the variables
            sprintf(tuple_name,         "%c%c%c%c%c%c%c%c%c%c", Learn_name0,Learn_name1,Learn_name2,Learn_name3,Learn_name4,Learn_name5,Learn_name6,Learn_name7,Learn_name8,Learn_name9);
            //sprintf(tuple_code,         "%X", buf1);
            sprintf(tuple_bitlength,    "%d", bitlength1);
            sprintf(tuple_format,       "%d", format);
            for (int i = 0; i < 10; i++) {
                if (tuple_name[i] == '~') tuple_name[i] = ' ';
            }

            const int n = bitlength1 / 8 + (((bitlength1 % 8) != 0) ? 1 : 0);
            strcpy(tuple_code, "");
            for (int i = 0; i < n; i++) {
                sprintf(temp, "%02X", buf1[i]);
                strcat(tuple_code, temp);
            }

            // Insert into DB
            db_insert_tuple(tuple_name, tuple_code, tuple_bitlength, tuple_format);

        }

        if ( Request != 0) {
            led2 = 1;
            db_find_tuple(Request, tuple_name, tuple_code, tuple_bitlength, tuple_format);

            n = atoi(tuple_bitlength) / 8 + (((atoi(tuple_bitlength) % 8) != 0) ? 1 : 0);
            memset(buf1, 0x00, sizeof(buf1));
            int j = 0 ;
            for (int i = 0; i < 2*n; i+=2) {
       
                // printf("%02X", buf[i]);
                // buf1[i] = (uint8_t)(atoi( tuple_code.substr(i, 2) ));
                sprintf(tempstr,"%c%c", tuple_code[i],tuple_code[i+1] );
                printf("%s - ", tempstr);
                printf("%02X\n", (uint8_t)strtol(tempstr,NULL,16) );
                buf1[j] = (uint8_t)strtol(tempstr,NULL,16);
                j++;
            }
            display_data(buf1,atoi(tuple_bitlength));

            {
                RemoteIR::Format f = static_cast<RemoteIR::Format>(atoi(tuple_format));
                bitlength1 = transmit(f, buf1, atoi(tuple_bitlength));
                if (bitlength1 < 0) {
                    continue;
                }
                display_status("TRAN", bitlength1);
                //display_data(buf1, bitlength1);
                //display_format(format);
            }
            led2 = 0;
            Request = 0;

        }

    }

    return 0;
}