Page 846 - 완) I MDP 프로젝트 작품 보고서(전체과 1학년)1.6

rx_buffer_overflow0=1;

};
};

}

#ifndef _DEBUG_TERMINAL_IO_

// Get a character from the USART0 Receiver buffer
#define _ALTERNATE_GETCHAR_

#pragma used+
char getchar(void)

{

char data;
while (rx_counter0==0);

data=rx_buffer0[rx_rd_index0];
if (++rx_rd_index0 == RX_BUFFER_SIZE0) rx_rd_index0=0;

#asm("cli")

--rx_counter0;
#asm("sei")

return data;
}

#pragma used-

#endif

// USART0 Transmitter buffer
#define TX_BUFFER_SIZE0 8

char tx_buffer0[TX_BUFFER_SIZE0];

#if TX_BUFFER_SIZE0<256

unsigned char tx_wr_index0,tx_rd_index0,tx_counter0;
#else

unsigned int tx_wr_index0,tx_rd_index0,tx_counter0;

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