No sé si bastará con añadir el Header correspondiente. Prueba a copiar este texto en un fichero llamado 10F222.H y lo pones en la carpeta PICC/DEVICES
//////// Standard Header file for the PIC10F222 device ////////////////
#device PIC10F222
#nolist
//////// Program memory: 512x12 Data RAM: 23 Stack: 2
//////// I/O: 4 Analog Pins: 2
//////// C Scratch area: 09 ID Location: 0200
//////// Oscilator Calibration Address: 05
//////// Fuses: MCLR,NOMCLR,PROTECT,NOPROTECT,WDT,NOWDT,MCPU,NOMCPU,IOSC4
//////// Fuses: IOSC8
////////
////////////////////////////////////////////////////////////////// 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_B0 48
#define PIN_B1 49
#define PIN_B2 50
#define PIN_B3 51
////////////////////////////////////////////////////////////////// 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 19
#define MCLR_FROM_RUN 27
#define NORMAL_POWER_UP 24
#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
#define DISABLE_PULLUPS 0x40 // for 508 and 509 only
#define DISABLE_WAKEUP_ON_CHANGE 0x80 // for 508 and 509 only
#ifndef PIN_CHANGE_FROM_SLEEP
#define PIN_CHANGE_FROM_SLEEP 0x90 // for 508 and 509 only
#endif
////////////////////////////////////////////////////////////////// ADC
// ADC Functions: SETUP_ADC(), SETUP_ADC_PORTS() (aka SETUP_PORT_A),
// SET_ADC_CHANNEL(), READ_ADC()
// Constants used in SETUP_ADC_PORTS() are:
#define sAN0 0x40 //| A0
#define sAN1 0x80 //| A1
#define NO_ANALOGS 0 // None
#define ALL_ANALOG 0xc0 // A0 A1
// Constants used in SETUP_ADC() are:
#define ADC_OFF 0 // ADC Off
#define ADC_CLOCK_DIV_4 1
#define ADC_ON 1
// 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
#list
