list pe=18f4550,t=ON,c=132,n=80 Processor 18f4550 #include __CONFIG _CONFIG1L, _CPUDIV_OSC1_PLL2_1L & _PLLDIV_5_1L & _USBDIV_2_1L __CONFIG _CONFIG1H, _FOSC_HSPLL_HS_1H &_FCMEM_OFF_1H & _IESO_OFF_1H __CONFIG _CONFIG2L, _PWRT_OFF_2L & _BOR_ON_2L & _BORV_2_2L & _VREGEN_ON_2L __CONFIG _CONFIG2H, _WDT_OFF_2H & _WDTPS_32768_2H __CONFIG _CONFIG3H, _MCLRE_ON_3H & _LPT1OSC_OFF_3H & _PBADEN_ON_3H __CONFIG _CONFIG4L, _STVREN_ON_4L & _LVP_OFF_4L & _ICPRT_OFF_4L & _XINST_OFF_4L & _DEBUG_OFF_4L __CONFIG _CONFIG5L, _CP0_OFF_5L & _CP1_OFF_5L __CONFIG _CONFIG5H, _CPB_OFF_5H __CONFIG _CONFIG6L, _WRT0_OFF_6L & _WRT1_OFF_6L __CONFIG _CONFIG6H, _WRTB_OFF_6H & _WRTC_OFF_6H __CONFIG _CONFIG7L, _EBTR0_OFF_7L & _EBTR1_OFF_7L __CONFIG _CONFIG7H, _EBTRB_OFF_7H INIT_CODE CODE clrf PORTB movlw 0Eh movlw 0CFh movwf TRISB end