sja1000_initial.txt

来自「sja1000的初始化程序」· 文本 代码 · 共 20 行

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Init_Can (void)
   {   MODE = 0x09;  file://进入复位模式,对SJA1000进行初始化;
       CDR = 0x88;   file://选择PeliCan;
       CMR = 0x0C;  file://清除数据溢出和释放接收缓冲器;
       IER = 0x03;   file://开放接收中断和发送中断;
       ACR0 = 0x66; 
       ACR1 = 0x66;
       ACR2 = 0x66; 
       ACR3 = 0x66;  file://根据具体的协议定义设置验收码寄存器;
       AMR0 = 0xFF; 
       AMR1 = 0xFF; 
       AMR2 = 0xFF; 
       AMR3 = 0xFF; file://根据具体的协议定义设置验收屏蔽寄存器;
       BTR0 = 0x41;  
       BTR1 = 0x1B; file://12MHz晶振下,设置波特率为200kbps;            
       OCR  = 0XAA;       
       EWLR =0x60;       
 RBSA = 0x00; file://RX缓存器起始地址寄存器设置为0;
       TXERR= 0x00; file://发送错误接收器设置为0;  
   ECC =0x00; 

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