mcuinit.c

C语言写的飞思卡尔的JL16单片机的程序

/*
** ###################################################################
**     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   : E3________
**     Processor : MC68HC908JL16CFJE
**     Version   : Bean 01.046, Driver 01.00, CPU db: 2.87.077
**     Datasheet : MC68HC908JL16 Rev. 1.1 11/2005
**     Date/Time : 2007-10-16, 20:39
**     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 : 1
**             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  "24c02.h"
#define Dir_Receive    PTE&=~PTE_PTE1_MASK;PTE|=PTE_PTE0_MASK
#define Dir_Transmit   PTE|=PTE_PTE1_MASK;PTE&=~PTE_PTE0_MASK
extern unsigned char j;
extern unsigned char p;
extern unsigned  int shuju;
extern unsigned  int b;
extern unsigned char q;
extern unsigned char date5[3];
#define CGM_DELAY  0x27FFUL

/*
** ===================================================================
**     Method      :  MCU_init (bean MC68HC908JL16_32FA)
**
**     Description :
**         Device initialization code for selected peripherals.
** ===================================================================
*/
void MCU_init(void)
{

/*** ### 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_GPIO init code */
  /* DDRA: DDRA4=0 */
  DDRA &= (unsigned char)~0x10;                     
  /* ### Init_GPIO init code */
  /* PTB: PTB7=0,PTB6=0,PTB5=0,PTB4=0,PTB3=0,PTB2=0,PTB1=0,PTB0=0 */
  PTB = 0x00;                                      
  /* DDRB: DDRB7=1,DDRB6=1,DDRB5=1,DDRB4=1,DDRB3=1,DDRB2=1,DDRB1=1,DDRB0=1 */
  DDRB = 0xFF;                                      
  /* ### Init_GPIO init code */
  /* PTD: PTD4=0,PTD1=0 */
  PTD &= (unsigned char)~0x12;                     
  /* DDRD: DDRD4=1,DDRD1=1 */
  DDRD |= (unsigned char)0x12;                               
  /* ### 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 = 0x95FF;                      /* Period value setting */
  (void)(T1SC == 0);                   /* Overflow int. flag clearing (first part) */
  /* T1SC: TOF=0,TOIE=1,TSTOP=0,TRST=0,PS2=1,PS1=1,PS0=0 */
  T1SC = 0x46;                         /* Int. flag clearing (2nd part) and timer contr. register setting */
  /* ### Init_ADC init code */
  /* ADCLK: ADLPC=0,ADIV1=1,ADIV0=1,ADICLK=0,MODE1=0,MODE0=1,ADLSMP=1,ACLKEN=0 */
  ADCLK = 0x62;                                      
  /* ADCSC: COCO=0,AIEN=1,ADCO=0,ADCH4=0,ADCH3=1,ADCH2=0,ADCH1=0,ADCH0=1 */
  ADCSC = 0x49;                                      
  /* ### Init_TIM init code */
  /* T2SC: TOF=0,TOIE=0,TSTOP=1,TRST=1,PS2=0,PS1=0,PS0=0 */
  T2SC = 0x30;                         /* Stop and reset counter */
  T2MOD = 0xFFFF;                      /* Period value setting */
  (void)(T2SC == 0);                   /* Overflow int. flag clearing (first part) */
  /* T2SC: TOF=0,TOIE=1,TSTOP=0,TRST=0,PS2=1,PS1=1,PS0=0 */
  T2SC = 0x46;                         /* Int. flag clearing (2nd part) and timer contr. register setting */
  /* ### Init_SCI init code */
  /* SCC1: LOOPS=0,ENSCI=0,TXINV=0,M=0,WAKE=0,ILTY=0,PEN=0,PTY=0 */
  SCC1 = 0x00;                         /* Disable the SCI module */
  (void)(SCS1 == 0);                   /* Dummy read of the SCS1 registr to clear flags */
  (void)(SCS2 == 0);                   /* Dummy read of the SCS2 registr to clear flags */
  (void)(SCDR == 0);                   /* Dummy read of the SCDR registr to clear flags */
  /* SCC3: R8=0,T8=0,ORIE=0,NEIE=0,FEIE=0,PEIE=0 */
  SCC3 = 0x00;                                      
  /* SCBR: SCP1=1,SCP0=0,SCR2=0,SCR1=0,SCR0=0 */
  SCBR = 0x20;                                      
  /* SCC1: LOOPS=0,ENSCI=1,TXINV=0,M=1,WAKE=1,ILTY=1,PEN=0,PTY=0 */
  SCC1 = 0x5C;                                      
  /* SCC2: SCTIE=0,TCIE=0,SCRIE=1,ILIE=0,TE=1,RE=1,RWU=1,SBK=0 */
  SCC2 = 0x2E;                                      
  /* ### Init_GPIO init code */
  /* PTE: PTE1=0,PTE0=1 */
  PTE = (PTE & (unsigned char)~0x02) | (unsigned char)0x01;//初始化PTE端口，把184的状态设置为接收数据状态
  /* DDRE: DDRE1=1,DDRE0=1 */
  DDRE |= (unsigned char)0x03;//初始化PTE端口，把184的状态设置为接收数据状态                               
  /* ### */
  asm CLI;                             /* Enable interrupts */
} /*MCU_init*/



/*
** ===================================================================
**     Interrupt handler : isrINT_ADC
**
**     Description :
**         User interrupt service routine. 
**     Parameters  : None
**     Returns     : Nothing
** ===================================================================
*/
__interrupt void isrINT_ADC(void)
{
 /* Write your interrupt code here ... */
 ADCSC_COCO=0; 
}
/* end of isrINT_ADC */


/*
** ===================================================================
**     Interrupt handler : isrINT_SCITransmit
**
**     Description :
**         User interrupt service routine. 
**     Parameters  : None
**     Returns     : Nothing
** ===================================================================
*/
__interrupt void isrINT_SCITransmit(void)//transmitter
{
 /* Write your interrupt code here ... */
  __asm SEI;
  if(SCS1_SCTE)               //SCS1_SCTE为1时，启动SCI通信传送位空，发送中断?如果发送寄存器空
    {
         
           SCC2&=~SCC2_SCTIE_MASK;//SCC2：SCI寄存器控制器2