works for me pic18f45k20

Code:
,****************************************************************
'*  Name    : UNTITLED.BAS                                      *
'*  Author  : [select VIEW...EDITOR OPTIONS]                    *
'*  Notice  : Copyright (c) 2015 [select VIEW...EDITOR OPTIONS] *
'*          : All Rights Reserved                               *
'*  Date    : 4/14/2015                                         *
'*  Version : 1.0                                               *
'*  Notes   :                                                   *
'*          :                                                   *
'****************************************************************
 #CONFIG
  CONFIG  FOSC = INTIO67
  CONFIG  FCMEN = OFF
  CONFIG  IESO = OFF
  CONFIG  PWRT = OFF
  CONFIG  BOREN = SBORDIS
  CONFIG  BORV = 18
  CONFIG  WDTEN = ON
  CONFIG  WDTPS = 512
  CONFIG  CCP2MX = PORTC
  CONFIG  PBADEN = OFF
  CONFIG  LPT1OSC = OFF
  CONFIG  HFOFST = ON
  CONFIG  MCLRE = ON
  CONFIG  STVREN = ON
  CONFIG  LVP = OFF
  CONFIG  XINST = OFF
  CONFIG  DEBUG = OFF
  CONFIG  CP0 = OFF
  CONFIG  CP1 = OFF
  CONFIG  CP2 = OFF
  CONFIG  CP3 = OFF
  CONFIG  CPB = OFF
  CONFIG  CPD = OFF
  CONFIG  WRT0 = OFF
  CONFIG  WRT1 = OFF
  CONFIG  WRT2 = OFF
  CONFIG  WRT3 = OFF
  CONFIG  WRTC = OFF
  CONFIG  WRTB = OFF
  CONFIG  WRTD = OFF
  CONFIG  EBTR0 = OFF
  CONFIG  EBTR1 = OFF
  CONFIG  EBTR2 = OFF
  CONFIG  EBTR3 = OFF
  CONFIG  EBTRB = OFF
#ENDCONFIG


  define OSC 64
 osccon=$70   '64 mhz
 OSCTUNE.6=1
 
 
 
 pause 2000
 
Serout2 PORTb.7,84,["ready",13,10] 
 
 
 '    T0CON = %10000000                   ; Prescaler = 2
'    T0CON = %10000001                   ; Prescaler = 4
 '   T0CON = %10000010                   ; Prescaler = 8
 '   T0CON = %10000011                   ; Prescaler = 16
 '   T0CON = %10000100                   ; Prescaler = 32
  T0CON = %10000101                   ; Prescaler = 64
'    T0CON = %10000110                   ; Prescaler = 128
'    T0CON = %10000111                   ; Prescaler = 256
'      bit 7 TMR0ON: Timer0 On/Off Control bit
'              1 = Enables Timer0
'              0 = Stops Timer0
'      bit 6 T08BIT: Timer0 8-Bit/16-Bit Control bit
'              1 = Timer0 is configured as an 8-bit timer/counter
'              0 = Timer0 is configured as a 16-bit timer/counter
'      bit 5 T0CS: Timer0 Clock Source Select bit
'              1 = Transition on T0CKI pin
'              0 = Internal instruction cycle clock (CLKO)
'      bit 4 T0SE: Timer0 Source Edge Select bit
'              1 = Increment on high-to-low transition on T0CKI pin
'              0 = Increment on low-to-high transition on T0CKI pin
'      bit 3 PSA: Timer0 Prescaler Assignment bit
'              1 = TImer0 prescaler is NOT assigned. Timer0 clock input bypasses prescaler.
'              0 = Timer0 prescaler is assigned. Timer0 clock input comes from prescaler output.
'      bit 2-0 T0PS2:T0PS0: Timer0 Prescaler Select bits
'              111 = 1:256 Prescale value
'              110 = 1:128 Prescale value
'              101 = 1:64 Prescale value
'              100 = 1:32 Prescale value
'              011 = 1:16 Prescale value
'              010 = 1:8 Prescale value
'              001 = 1:4 Prescale value
'              000 = 1:2 Prescale value

INCLUDE "DT_INTS-18.bas"            ' Base Interrupt System
INCLUDE "ReEnterPBP-18.bas"         ' Include if using PBP interrupts

ASM
INT_LIST  macro    ; IntSource,        Label,  Type, ResetFlag?
        INT_Handler   TMR0_INT,  _ToggleLED,   PBP,  yes
    endm
    INT_CREATE                      ; Creates the interrupt processor
ENDASM


    TRISA = %00000000
    TRISB = %00000000
    TRISC = %00000000
    TRISD = %00000000
    TRISE = %00000000

LED1  VAR  PORTD.0
LED2  VAR  PORTD.1

@ INT_ENABLE  TMR0_INT              ; enable Timer 0 interrupts

    PAUSE 1500                      ' wait for PIC and LCD to stabilize
    LCDOUT  $FE,1,"Timer test Lab X1"

Main:
    TOGGLE LED2
    PAUSE 500
GOTO Main

ToggleLED:
     TOGGLE LED1
@ INT_RETURN
END