[求助] stm8s208用iar for stm8调试can不成功

ldf001 2011-7-1 16:30 楼主

stm8S208仿真时CAN发送报文错误状态寄存器提示格式错误，用的IAR

CAN_MCR_TTOM  = 0;       //禁止时间触发通信
  CAN_MCR_ABOM  = 1;       //自动退出离线
  CAN_MCR_AWUM  = 1;       //自动唤醒
  CAN_MCR_NART  = 1;       //禁止报文自动重传
  CAN_MCR_RFLM  = 0;       //接收不锁定FIFO
  CAN_MCR_TXFP  = 0;       //发送优先级由报文ID决定
  CAN_MCR_SLEEP = 0;       //CAN不休眠
  CAN_MCR_INRQ  = 1;       //CAN进入初始化模式
  CAN_IER_FMPIE = 1;       //FIFO有新字节允许中断
  SWITCH_CAN_PAGE(CONFIG); //选择设置/诊断页
  CAN_P4       = 0x0a;    //设置波特率
  CAN_P5       = 0x10;    //设置波特率
  CAN_P8       = 0xff;    //过滤器0123工作在ID列表模式
  CAN_P9       = 0x0f;    //过滤器45工作在ID列表模式
  CAN_PA       = 0x66;    //禁用过滤器01，并设置位宽32
  CAN_PB       = 0x66;    //禁用过滤器23，并设置位宽32
  CAN_PC       = 0x66;    //禁用过滤器45，并设置位宽32
// CAN_DGR_SILM  = 1;       //进入静默模式
// CAN_DGR_LBKM  = 1;       //允许环回模式
  CAN_MCR_INRQ  = 0;       //CAN进入正常模式

if(CAN_TPR_TME0)
  {
SWITCH_CAN_PAGE(TX_MAIL_BOX0); //切换到邮箱0页
CAN_P1 = 0x08;
CAN_P2 = 0x08;
CAN_P3 = 0x00;
CAN_P6 = 0x55;
CAN_P7 = 0x55;
CAN_P8 = 0x55;
CAN_P9 = 0x55;
CAN_PA = 0x55;
CAN_PB = 0x55;
CAN_PC = 0x55;
CAN_PD = 0x55;
CAN_P0 = 0x01;    //申请发送请求
  }
  while(CAN_TSR_TXQOK0 != 1 && CAN_TSR_RQCP0 != 1); //等待发送完成
  CAN_TSR_RQCP0 = 1; //清0