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51 johboh 1 
/*********************************************************************
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 *
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 *                  Compiler specific
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 *
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 *********************************************************************
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 * FileName:        compiler.h
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 *
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 * Author               Date    Comment
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 *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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 * Johan Böhlin     21-10-06    Original        (Rev 1.0)
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 ********************************************************************/
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#ifndef COMPILER_H
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#define COMPILER_H
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#include <p18cxxx.h>
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#define CLOCK_FREQ      (40000000)      // Hz
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#define INSTR_FREQ          (CLOCK_FREQ/4)
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#define CLOCK_FOSC      (40)      // MHz
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#define UART_BAUD_RATE       (19200)     // bps
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#define SPBRG_VAL   ( ((INSTR_FREQ/UART_BAUD_RATE)/16) - 1)
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#if (SPBRG_VAL > 255)
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    #error "Calculated SPBRG value is out of range for currnet CLOCK_FREQ."
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#endif
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#define LED0_TRIS       (TRISCbits.TRISC1)
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#define LED0_IO         (PORTCbits.RC1)
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#define UART_START_BYTE 253
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#define UART_END_BYTE 250
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#define UART_READ_TIMEOUT 30000
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#endif //compiler.h