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81 lines
1.3 KiB
81 lines
1.3 KiB
15 years ago
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/*
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Basic sample for BoostC++ compiler.
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Use the 'Led Block' plugin to see
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changing value on port B.
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*/
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#include <system.h>
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// Set configuration word (sample only, ajust for your particular case)
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#ifdef _PIC16
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#pragma DATA 0x2007, _HS_OSC & _WDT_OFF
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#endif //_PIC16
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class CPort
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{
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public:
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CPort();
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void Toggle( void )
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{
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#ifdef _PIC16
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portb++;
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#else
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latb++;
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#endif
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}
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};
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CPort::CPort()
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{
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trisb = 0; //configure port B
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#ifdef _PIC16
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portb = 0; //clear port B
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#else
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latb = 0; //clear port B
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#endif
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}
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class CTimer
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{
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public:
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CTimer();
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};
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CTimer::CTimer()
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{
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#ifdef _PIC16
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option_reg = 7; //set prescaler
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#else
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// configure Timer0
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set_bit( t0con, TMR0ON ); //enable timer
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clear_bit( t0con, T08BIT ); //set 16-bit mode
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clear_bit( t0con, T0CS ); // select internal clock
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clear_bit( t0con, PSA ); // select prescaler
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set_bit( t0con, T0PS0 ); // set 1:64 prescale ratio
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clear_bit( t0con, T0PS1 );
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set_bit( t0con, T0PS2 );
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#endif
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// enable interrupts
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set_bit( intcon, T0IE ); //enable TMR0 overflow bit
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}
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class CPort port; //configure port
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class CTimer timer; //configure prescaler
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void interrupt( void )
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{
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port.Toggle();
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clear_bit( intcon, T0IF ); //clear TMR0 overflow flag
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}
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void main()
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{
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// enable interrupts
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set_bit( intcon, GIE );
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while( 1 ); //endless loop
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}
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