Mikroelektronika MIKROE-742 데이터 시트

The following example is a simple demonstration of CF(Compact Flash) Library
which shows how to use CF card data accessing routines. 

program CF_Fat16_Test;

// set compact flash pinout

Cf_Data_Port : byte 

at PORTD;

Cf_Data_Port_Direction : byte  

at DDRD;

CF_RDY : 

sbit at PINB.B7;

CF_WE  : 

sbit at PORTB.B6;

CF_OE  : 

sbit at PORTB.B5;

CF_CD1 : 

sbit at PINB.B4;

CF_CE1 : 

sbit at PORTB.B3;

CF_A2  : 

sbit at PORTB.B2;

CF_A1  : 

sbit at PORTB.B1;

CF_A0  : 

sbit at PORTB.B0;

CF_RDY_direction : 

sbit at DDRB.B7;

CF_WE_direction  : 

sbit at DDRB.B6;

CF_OE_direction  : 

sbit at DDRB.B5;

CF_CD1_direction : 

sbit at DDRB.B4;

CF_CE1_direction : 

sbit at DDRB.B3;

CF_A2_direction  : 

sbit at DDRB.B2;

CF_A1_direction  : 

sbit at DDRB.B1;

CF_A0_direction  : 

sbit at DDRB.B0;

// end of cf pinout

FAT_TXT : 

string[20];

file_contents : 

string[50];

filename : 

string[14];   // File names

character : byte;

loop, loop2 : byte;

size : longint;

Buffer : 

array[512] of byte;

//-------------- Writes string to USART
procedure Write_Str(var ostr: array[2] of byte);
var

i : byte;

i := 0;

220

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