hardwareinit.c

MC68hc908JL16的UCOSII代码

/*
** ###################################################################
**     This code is generated by the Device Initialization Tool.
**     It is overwritten during code generation.
**     USER MODIFICATION ARE PRESERVED ONLY INSIDE INTERRUPT SERVICE ROUTINES
**
**     Project   : ucos2formc68jl16
**     Processor : MC68HC908JL16CFJE
**     Version   : Bean 01.046, Driver 01.00, CPU db: 2.87.069
**     Datasheet : MC68HC908JL16 Rev. 1.1 11/2005
**     Date/Time : 2007-8-6, 8:53
**     Abstract  :
**         This bean "MC68HC908JL16_32FA" provides initialization of the 
**         CPU core and shared peripherals.
**     Settings  :
**         Clock setting
**             External clock      : 9.8304 MHz
**             CPU mode selection  : 1
**             Initialization interrupt priority : 0
**             Stop instruction enabled : no
**             LVI module          : yes
**
**             Source clock        : Main clock frequency / 1
**             Internal bus clock  : 2.4576 MHz
**     Contents  :
**         Function "MCU_init" initializes selected peripherals
**
**     (c) Copyright UNIS, spol. s r.o. 1997-2006
**     UNIS, spol s r.o.
**     Jundrovska 33
**     624 00 Brno
**     Czech Republic
**     http      : www.processorexpert.com
**     mail      : [e-mail]
** ###################################################################
*/

#include <MC68HC908JL16.h>             /* I/O map for MC68HC908JL16CFJE */
#include "includes.h"

#define CGM_DELAY  0x27FFUL
extern void OSCtxSw(void);
/*
** ===================================================================
**     Method      :  MCU_init (bean MC68HC908JL16_32FA)
**
**     Description :
**         Device initialization code for selected peripherals.
** ===================================================================
*/
void MCU_init(void)
{
  asm SEI;                             /* Disable interrupts */

/*** ### MC68HC908JL16_32FA "Cpu" init code ... ***/
/*** PE initialization code after reset ***/
/* System clock initialization */

  /* Common initialization of the write once registers */
  /* CONFIG1: COPRS=0,LVID=0,SSREC=0,STOP=0,COPD=1 */
  CONFIG1 = 0x01;                                      
  /* CONFIG2: IRQPUD=0,LVIT1=1,LVIT0=0,IICSEL=0,STOP_ICLKDIS=0 */
  CONFIG2 = 0x10;                                      
  /* Common initialization of the CPU registers */
  /* ### Init_TIM init code */
  /* T1SC: TOF=0,TOIE=0,TSTOP=1,TRST=1,PS2=0,PS1=0,PS0=0 */
  T1SC = 0x30;                         /* Stop and reset counter */
  T1MOD = 0x3000;                      /* Period value setting */
  (void)(T1SC == 0);                   /* Overflow int. flag clearing (first part) */
  /* T1SC: TOF=0,TOIE=1,TSTOP=1,TRST=0,PS2=0,PS1=0,PS0=0 */
  T1SC = 0x60;                         /* Int. flag clearing (2nd part) and timer contr. register setting */
  /* ### */
} /*MCU_init*/


/*
** ===================================================================
**     Interrupt handler : OSTickISR
**
**     Description :
**         User interrupt service routine. 
**     Parameters  : None
**     Returns     : Nothing
** ===================================================================
*/
__interrupt void OSTickISR(void)
{
  /* Write your interrupt code here ... */
  while(T1SC&T1SC_TOF_MASK)
	{
		T1SC = T1SC&(~T1SC_TOF_MASK); 
	}                             
	OSIntNesting++;
	OS_EXIT_CRITICAL();
	OSTimeTick();
 	OSIntExit();
}
/* end of OSTickISR */



/* Initialization of the CPU registers in FLASH */

/* MOR: OSCSEL=1 */
const unsigned char MOR_INIT @0x0000FFD0 = 0xFF;



#define UNASSIGNED_ISR 0xFFFF          /* Unassigned interrupt service routine */

extern void _Startup(void);            /* reset interrupt service routine */

void (* const _vect[])() @0xFFDE = {   // Interrupt vector table
        UNASSIGNED_ISR,                /* Int.no.  0 INT_ADC (at FFDE)               Unassigned */
        UNASSIGNED_ISR,                /* Int.no.  1 INT_KBI (at FFE0)               Unassigned */
        UNASSIGNED_ISR,                /* Int.no.  2 INT_SCITransmit (at FFE2)       Unassigned */
        UNASSIGNED_ISR,                /* Int.no.  3 INT_SCIReceive (at FFE4)        Unassigned */
        UNASSIGNED_ISR,                /* Int.no.  4 INT_SCIError (at FFE6)          Unassigned */
        UNASSIGNED_ISR,                /* Int.no.  5 INT_MMIIC (at FFE8)             Unassigned */
        UNASSIGNED_ISR,                /* Int.no.  6 Reserved6 (at FFEA)             Unassigned */
        UNASSIGNED_ISR,                /* Int.no.  7 INT_TIM2Ovr (at FFEC)           Unassigned */
        UNASSIGNED_ISR,                /* Int.no.  8 INT_TIM2CH1 (at FFEE)           Unassigned */
        UNASSIGNED_ISR,                /* Int.no.  9 INT_TIM2CH0 (at FFF0)           Unassigned */
        OSTickISR,                     /* Int.no. 10 INT_TIM1Ovr (at FFF2)           Used */
        UNASSIGNED_ISR,                /* Int.no. 11 INT_TIM1CH1 (at FFF4)           Unassigned */
        UNASSIGNED_ISR,                /* Int.no. 12 INT_TIM1CH0 (at FFF6)           Unassigned */
        UNASSIGNED_ISR,                /* Int.no. 13 Reserved13 (at FFF8)            Unassigned */
        UNASSIGNED_ISR,                /* Int.no. 14 INT_IRQ1 (at FFFA)              Unassigned */
        OSCtxSw,                       /* Int.no. 15 INT_SWI (at FFFC)               Unassigned */
        //_Startup                       /* Int.no. 16 INT_RESET (at FFFE)             Reset vector */
};


/* END */

/*
** ###################################################################
**
**     This file was created by UNIS Processor Expert 2.98 [03.80]
**     for the Freescale HC08 series of microcontrollers.
**
** ###################################################################
*/