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//////// Standard Header file for the PIC16F84A device ////////////////#device PIC16F84A#nolist//////// Program memory: 1024x14 Data RAM: 68 Stack: 8//////// I/O: 13 Analog Pins: 0//////// Data EEPROM: 64//////// C Scratch area: 0C ID Location: 2000//////// Fuses: LP,XT,HS,RC,NOWDT,WDT,NOPUT,PUT,PROTECT,NOPROTECT//////// ////////////////////////////////////////////////////////////////// I/O// Discrete I/O Functions: SET_TRIS_x(), OUTPUT_x(), INPUT_x(),// PORT_B_PULLUPS(), INPUT(),// OUTPUT_LOW(), OUTPUT_HIGH(),// OUTPUT_FLOAT(), OUTPUT_BIT()// Constants used to identify pins in the above are:#define PIN_A0 40#define PIN_A1 41#define PIN_A2 42#define PIN_A3 43#define PIN_A4 44#define PIN_B0 48#define PIN_B1 49#define PIN_B2 50#define PIN_B3 51#define PIN_B4 52#define PIN_B5 53#define PIN_B6 54#define PIN_B7 55////////////////////////////////////////////////////////////////// Useful defines#define FALSE 0#define TRUE 1#define BYTE int#define BOOLEAN short int#define getc getch#define fgetc getch#define getchar getch#define putc putchar#define fputc putchar#define fgets gets#define fputs puts////////////////////////////////////////////////////////////////// Control// Control Functions: RESET_CPU(), SLEEP(), RESTART_CAUSE()// Constants returned from RESTART_CAUSE() are:#define WDT_FROM_SLEEP 3 #define WDT_TIMEOUT 11 #define MCLR_FROM_SLEEP 16 #define MCLR_FROM_RUN 27 #define NORMAL_POWER_UP 27 #define BROWNOUT_RESTART 26 ////////////////////////////////////////////////////////////////// Timer 0// Timer 0 (AKA RTCC)Functions: SETUP_COUNTERS() or SETUP_TIMER_0(),// SET_TIMER0() or SET_RTCC(),// GET_TIMER0() or GET_RTCC()// Constants used for SETUP_TIMER_0() are:#define RTCC_INTERNAL 0#define RTCC_EXT_L_TO_H 32#define RTCC_EXT_H_TO_L 48#define RTCC_DIV_1 8#define RTCC_DIV_2 0#define RTCC_DIV_4 1#define RTCC_DIV_8 2#define RTCC_DIV_16 3#define RTCC_DIV_32 4#define RTCC_DIV_64 5#define RTCC_DIV_128 6#define RTCC_DIV_256 7#define RTCC_8_BIT 0 // Constants used for SETUP_COUNTERS() are the above// constants for the 1st param and the following for// the 2nd param:////////////////////////////////////////////////////////////////// WDT// Watch Dog Timer Functions: SETUP_WDT() or SETUP_COUNTERS() (see above)// RESTART_WDT()//#define WDT_18MS 8 #define WDT_36MS 9 #define WDT_72MS 10 #define WDT_144MS 11 #define WDT_288MS 12 #define WDT_576MS 13 #define WDT_1152MS 14 #define WDT_2304MS 15 ////////////////////////////////////////////////////////////////// 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 0x0B80#define INT_RTCC 0x0B20#define INT_RB 0x0B08#define INT_EXT 0x0B10#define INT_EEPROM 0x0B40#define INT_TIMER0 0x0B20#list
Only the Microchip 14 bit PIC16F877, PIC16C544 and 16 bit PIC18F458 target devices may be specified.