x10rf.h

PIC16F84 and RF interface (by www.ant.org).

////////////////////////////////////////////////////////////////////////////////
// X10rf.c - X10 all-housecode RF interface & CM12U relay
//           (c) ant.org 2004
//
////////////////////////////////////////////////////////////////////////////////
#ifndef _x10rf_H_
#define _x10rf_H_

#define OSC_FREQUENCY   4000000

// states
// enum rf_states { WAIT_START_BIT=0x0, WAIT_DATA_START, WAIT_DATA_BIT };
#define WAIT_START_BIT  0
#define WAIT_DATA_START 1
#define WAIT_DATA_BIT   2

// IO lines
// gah, preproc won't allow #define LED (portb, 0x7) !!
#define LED portb,0x7 
#define X10_RX portb,0x5
#define PC_RX portb,0x4
#define TEST_POINT portb,0x1
#define RADIO_DATA portb,0x0

// OPTION_REG bitmasks
#define PORTB_PULLUPS_DISABLED (1<<NOT_RBPU)
#define PORTB_PULLUPS_ENABLED  0x0
#define INTEDGE_RISING         (1<<INTEDG)
#define INTEDGE_FALLING        0x0
#define TIMER0_EXTERNAL        (1<<T0CS)
#define TIMER0_INTERNAL        0x0
#define TIMER0_FALLING         (1<<T0SE)
#define TIMER0_RISING          0x0
#define PRESCALER_WDT          (1<<PSA)
#define PRESCALER_TIMER0       0x0
#define PRESCALER(x)           ((x) & 7)

// INTCON bitmasks
#define GLOBAL_ENABLE          (1<<GIE)
#define GLOBAL_DISABLE         0x0
#define EE_ENABLE              (1<<EEIE)
#define EE_DISABLE             0x0
#define TIMER_ENABLE           (1<<T0IE)
#define TIMER_DISABLE          0x0
#define EXTINT_ENABLE          (1<<INTE)
#define EXTINT_DISABLE         0x0
#define PORTB_ENABLE           (1<<RBIE)
#define PORTB_DISABLE          0x0
#define TIMER_INTERRUPT        (1<<T0IF)
#define EXTINT_INTERRUPT       (1<<INTF)
#define PORTB_INTERRUPT        (1<<RBIF)

#endif  //_x10rf_H_
http://www.sourceboost.com/home.html