Keisuke Fujii / Mbed 2 deprecated OV7670_register_set_copy

Dependencies:   mbed

read.h@0:6c241f54042f, 2012-02-12 (annotated)

Committer:
Keisuke_Fujii
Date:
Sun Feb 12 03:47:23 2012 +0000
Revision:
0:6c241f54042f

        

        
Who changed what in which revision?

        

            
                
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Keisuke_Fujii

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void tran_frame( void );





Keisuke_Fujii

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void     camera( void );





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void        i2c( char, int, int, char );





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void      write( char );





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void       read( int );





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void      start( void );





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void       stop( void );





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Keisuke_Fujii

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const char      WRITE = 0x42;





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const char       READ = 0x43;





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const char   TWO-WIRE = 0;





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const char THREE-WIRE = 1;





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unsigned char data[201];





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unsigned short int byte = 0x00;





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void reset( void )





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{





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    OV7670.stop();





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    OV7670.frequency( 300000 );





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    wait_ms( 10 );





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    i2c( WRITE, 0x12, THREE-WIRE, 0x80 );    //reset





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}





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Keisuke_Fujii

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void tran_frame( void )





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{





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    OV7670.stop();





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    OV7670.frequency( 200000 );





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    wait_ms( 10 );





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    i2c( WRITE, 0x12, THREE-WIRE, 0x80 );    //reset





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    wait_ms( 10 );





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    /*i2c( WRITE, 0x12, 1, 0x08 );





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    wait_ms( 10 );





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    //i2c( WRITE, 0x18, 1, 0x27 );    //HSTOP





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    wait_ms( 10 );





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    //i2c( WRITE, 0x1A, 1, 0x27 );    //VSTOP*/





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    //i2c( WRITE, 0x11, 1, 0x83 );    //48[MHz] -> 12[MHz]





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    //i2c( WRITE, 0x11, 1, 0x80 );    //24[MHz] -> 24[MHz]





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}





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void camera( void )





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{





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    OV7670.stop();





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    wait_ms( 10 );





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    for( int a = 0; a < 202; a ++ )





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    {





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        i2c( WRITE, a, TWO-WIRE, 0 );





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        i2c(  READ, a, TWO-WIRE, 0 );





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    }





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    for( int b = 1; b <= 202; b ++ )





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    {





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        device.printf("|%s : %2x ", address_name[b], data[b - 1]);





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        if( ( b % 6 ) == 0 )    device.printf("|\n");





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        if( b == 202 )  device.printf("|\n");





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    }





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}





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void i2c( char mode, int a, int flag, char data )





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{





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    OV7670.start();





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    while( !( OV7670.write( mode ) ) );





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    wait_ms( 10 );





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    if( mode == 0x42 ) 





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    {





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        write( a );





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        if( flag == 1 ) write( data );





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    }





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    else if( mode == 0x43 ) read( a );





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    OV7670.stop();





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    wait_ms( 10 );





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}





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void write( char reg_add )





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{





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    while( !( OV7670.write( reg_add ) ) );





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}





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void read( int a )





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{





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    data[a] = OV7670.read( 0 );





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}