18f4550.h

This is the source code for GSM - GPS based Vehicle Tracking System done using PIC microcontroller a

#define CCP_SHUTDOWN_BD_L               0x000000
#define CCP_SHUTDOWN_BD_H               0x010000
#define CCP_SHUTDOWN_BD_F               0x020000

#define CCP_SHUTDOWN_RESTART            0x80000000
#define CCP_DELAY                       0x1000000  // Multiply this by the delay count

long CCP_2;
#byte   CCP_2    =                      0xfbb       
#byte   CCP_2_LOW=                      0xfbb       
#byte   CCP_2_HIGH=                     0xfbc       
////////////////////////////////////////////////////////////////// PSP
// PSP Functions: SETUP_PSP, PSP_INPUT_FULL(), PSP_OUTPUT_FULL(),
//                PSP_OVERFLOW(), INPUT_D(), OUTPUT_D()
// PSP Variables: PSP_DATA
// Constants used in SETUP_PSP() are:
#define PSP_ENABLED                     0x10
#define PSP_DISABLED                    0

#byte  PSP_DATA=    0xF83               

////////////////////////////////////////////////////////////////// SPI
// SPI Functions: SETUP_SPI, SPI_WRITE, SPI_READ, SPI_DATA_IN
// Constants used in SETUP_SSP() are:
#define SPI_MASTER       0x20
#define SPI_SLAVE        0x24
#define SPI_L_TO_H       0
#define SPI_H_TO_L       0x10
#define SPI_CLK_DIV_4    0
#define SPI_CLK_DIV_16   1
#define SPI_CLK_DIV_64   2
#define SPI_CLK_T2       3
#define SPI_SS_DISABLED  1

#define SPI_SAMPLE_AT_END 0x8000
#define SPI_XMIT_L_TO_H  0x4000

////////////////////////////////////////////////////////////////// UART
// Constants used in setup_uart() are:
// FALSE - Turn UART off
// TRUE  - Turn UART on
#define UART_ADDRESS           2
#define UART_DATA              4
#define UART_AUTODETECT        8
#define UART_AUTODETECT_NOWAIT 9
#define UART_WAKEUP_ON_RDA     10
////////////////////////////////////////////////////////////////// COMP
// Comparator Variables: C1OUT, C2OUT
// Constants used in setup_comparator() are:
#define A0_A3_A1_A3  0xfff04
#define A0_A3_A1_A2_OUT_ON_A4_A5  0xfcf03
#define A0_A3_A1_A3_OUT_ON_A4_A5  0xbcf05
#define NC_NC_NC_NC  0x0ff07
#define A0_A3_A1_A2  0xfff02
#define A0_A3_NC_NC_OUT_ON_A4  0x9ef01
#define A0_VR_A1_VR 0x3ff06
#define A3_VR_A2_VR 0xcff0e

#bit C1OUT = 0xfb4.6     
#bit C2OUT = 0xfb4.7     

////////////////////////////////////////////////////////////////// VREF
// Constants used in setup_vref() are:
//
#define VREF_LOW  0xa0
#define VREF_HIGH 0x80
// Or (with |) the above with a number 0-15
#define VREF_F5   0x40
#define VREF_COMP 0x10

////////////////////////////////////////////////////////////////// VREF
// Constants used in setup_low_volt_detect() are:
//
#define LVD_LVDIN   0x1F
#define LVD_45 0x1E
#define LVD_42 0x1D
#define LVD_40 0x1C
#define LVD_38 0x1B
#define LVD_36 0x1A
#define LVD_35 0x19
#define LVD_33 0x18
#define LVD_30 0x17
#define LVD_28 0x16
#define LVD_27 0x15
#define LVD_25 0x14
#define LVD_23 0x13    
#define LVD_21 0x12    
#define LVD_19 0x11    

#define LVD_TRIGGER_BELOW 0
#define LVD_TRIGGER_ABOVE 0x80


////////////////////////////////////////////////////////////////// INTERNAL RC
// Constants used in setup_oscillator() are:
// First param:
#define OSC_31KHZ   0
#define OSC_125KHZ  0x10
#define OSC_250KHZ  0x20
#define OSC_500KHZ  0x30
#define OSC_1MHZ    0x40
#define OSC_2MHZ    0x50
#define OSC_4MHZ    0x60
#define OSC_8MHZ    0x70
#define OSC_16MHZ   0x4060
#define OSC_32MHZ   0x4070
// The following may be OR'ed in with the above using |
#define OSC_TIMER1  1
#define OSC_INTRC   2
#define OSC_NORMAL  0
// The following may be OR'ed in with the above using |
#define OSC_IDLE_MODE  0x80
#define OSC_31250   0x8000
#define OSC_PLL_ON  0x4000
#define OSC_PLL_OFF 0
// A second optional parameter may be used with this part to fine
// tune the speed (signed int,0-31)
// Result may be (ignore all other bits)
#define OSC_STATE_STABLE 4
#define OSC_STATE_EXT_RUNNING 8


////////////////////////////////////////////////////////////////// ADC
// ADC Functions: SETUP_ADC(), SETUP_ADC_PORTS() (aka SETUP_PORT_A),
//                SET_ADC_CHANNEL(), READ_ADC()
// Constants used for SETUP_ADC() are:
#define ADC_OFF               0           // ADC Off
#define ADC_CLOCK_DIV_2   0x100
#define ADC_CLOCK_DIV_4    0x04
#define ADC_CLOCK_DIV_8    0x01
#define ADC_CLOCK_DIV_16   0x05
#define ADC_CLOCK_DIV_32   0x02
#define ADC_CLOCK_DIV_64   0x06
#define ADC_CLOCK_INTERNAL 0x07           // Internal 2-6us

// Constants used in SETUP_ADC_PORTS() are:
#define NO_ANALOGS   0x0F   // None
#define ALL_ANALOG   0x00   // A0 A1 A2 A3 A5 E0 E1 E2 B2 B3 B1 B4 B0     
#define AN0_TO_AN11  0x03   // A0 A1 A2 A3 A5 E0 E1 E2 B2 B3 B1 B4       
#define AN0_TO_AN10  0x04   // A0 A1 A2 A3 A5 E0 E1 E2 B2 B3 B1          
#define AN0_TO_AN9   0x05   // A0 A1 A2 A3 A5 E0 E1 E2 B2 B3             
#define AN0_TO_AN8   0x06   // A0 A1 A2 A3 A5 E0 E1 E2 B2                
#define AN0_TO_AN7   0x07   // A0 A1 A2 A3 A5 E0 E1 E2                   
#define AN0_TO_AN6   0x08   // A0 A1 A2 A3 A5 E0 E1                      
#define AN0_TO_AN5   0x09   // A0 A1 A2 A3 A5 E0                         
#define AN0_TO_AN4   0x0A   // A0 A1 A2 A3 A5
#define AN0_TO_AN3   0x0B   // A0 A1 A2 A3
#define AN0_TO_AN2   0x0C   // A0 A1 A2
#define AN0_TO_AN1   0x0D   // A0 A1
#define AN0          0x0E   // A0
#define AN0_TO_AN11_ANALOG     0x03   //!old only provided for compatibility
#define AN0_TO_AN10_ANALOG     0x04   //!old only provided for compatibility
#define AN0_TO_AN9_ANALOG      0x05   //!old only provided for compatibility
#define AN0_TO_AN8_ANALOG      0x06   //!old only provided for compatibility
#define AN0_TO_AN7_ANALOG      0x07   //!old only provided for compatibility   
#define AN0_TO_AN6_ANALOG      0x08   //!old only provided for compatibility   
#define AN0_TO_AN5_ANALOG      0x09   //!old only provided for compatibility   
#define AN0_TO_AN4_ANALOG      0x0A   //!old only provided for compatibility
#define AN0_TO_AN3_ANALOG      0x0B   //!old only provided for compatibility
#define AN0_TO_AN2_ANALOG      0x0C   //!old only provided for compatibility
#define AN0_TO_AN1_ANALOG      0x0D   //!old only provided for compatibility
#define AN0_ANALOG             0x0E   //!old only provided for compatibility

// The following may be OR'ed in with the above using |
#define VSS_VDD               0x00              // Range 0-Vdd
#define VREF_VREF             0x30              // Range VrefL-VrefH
#define VREF_VDD              0x20              // Range VrefL-Vdd
#define VSS_VREF              0x10              // Range 0-VrefH


// Constants used in READ_ADC() are:
#define ADC_START_AND_READ     7   // This is the default if nothing is specified
#define ADC_START_ONLY         1
#define ADC_READ_ONLY          6



////////////////////////////////////////////////////////////////// INT
// Interrupt Functions: ENABLE_INTERRUPTS(), DISABLE_INTERRUPTS(),
//                      EXT_INT_EDGE()
//
// Constants used in EXT_INT_EDGE() are:
#define L_TO_H              0x40
#define H_TO_L                 0
// Constants used in ENABLE/DISABLE_INTERRUPTS() are:
#define GLOBAL                    0xF2C0
#define INT_RTCC                  0xF220
#define INT_TIMER0                0xF220
#define INT_TIMER1                0x9D01
#define INT_TIMER2                0x9D02
#define INT_TIMER3                0xA002
#define INT_EXT                   0xF210
#define INT_EXT1                  0xF008
#define INT_EXT2                  0xF010
#define INT_RB                    0xF208
#define INT_AD                    0x9D40
#define INT_RDA                   0x9D20
#define INT_TBE                   0x9D10
#define INT_SSP                   0x9D08
#define INT_CCP1                  0x9D04
#define INT_CCP2                  0xA001
#define INT_BUSCOL                0xA008
#define INT_LOWVOLT               0xA004
#define INT_COMP                  0xA040
#define INT_EEPROM                0xA010
#define INT_OSCF                  0xA080
#define INT_SPP                   0x9D80
#define INT_USB                   0xA020

#list