基于CAN总线的多电机系统程序设计.doc
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基于CAN总线的多电机系统程序设计.doc

基于CAN总线的多电机系统程序设计.doc

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#defineucharunsignedchar#defineuintunsignedint/*CAN总线SJA1000寄存器地址定义(Pelican模式)*/ucharxdataMODR_at_0x7F00;//模式寄存器ucharxdataCMR_at_0x7F01;//命令寄存器ucharxdataSR_at_0x7F02;//状态寄存器ucharxdataIR_at_0x7F03;//中断寄存器ucharxdataIER_at_0x7F04;//中断使能寄存器ucharxdataBTR0_at_0x7F06;//总线定时寄存器0;总线波特率的选择ucharxdataBTR1_at_0x7F07;//总线定时寄存器1;总线波特率的选择ucharxdataOCR_at_0x7F08;//输出控制寄存器ucharxdataACR0_at_0x7F10;//16;ucharxdataACR1_at_0x7F11;//17;ucharxdataACR2_at_0x7F12;//18;ucharxdataACR3_at_0x7F13;//19;//接收代码(0x16_0x19);接收过滤位的选择*******复位模式ucharxdataAMR0_at_0x7F14;//20;ucharxdataAMR1_at_0x7F15;//21;ucharxdataAMR2_at_0x7F16;//22;ucharxdataAMR3_at_0x7F17;//23;//掩码(0x20_0x23);接收过滤位的选择*******复位模式ucharxdataCDR_at_0x7F1F;//31;//时钟分频器ucharxdataALC_at_0x7F0B;//11;//仲裁丢失捕捉寄存器ucharxdataECC_at_0x7F0C;//12;//误码捕捉寄存器#defineTBSR0(*(unsignedcharvolatilexdata*)0x7F10)//发送缓冲器地址(0x16_0x28)#defineTBSR1(*(unsignedcharvolatilexdata*)0x7F11)//#defineTBSR2(*(unsignedcharvolatilexdata*)0x7F12)//#defineTBSR3(*(unsignedcharvolatilexdata*)0x7F13)//#defineTBSR4(*(unsignedcharvolatilexdata*)0x7F14)//#defineTBSR5(*(unsignedcharvolatilexdata*)0x7F15)//#defineTBSR6(*(unsignedcharvolatilexdata*)0x7F16)//#defineTBSR7(*(unsignedcharvolatilexdata*)0x7F17)//#defineTBSR8(*(unsignedcharvolatilexdata*)0x7F18)//#defineTBSR9(*(unsignedcharvolatilexdata*)0x7F19)//#defineTBSR10(*(unsignedcharvolatilexdata*)0x7F1A)//#defineTBSR11(*(unsignedcharvolatilexdata*)0x7F1B)//#defineTBSR12(*(unsignedcharvolatilexdata*)0x7F1C)//#defineRBSR0(*(unsignedcharvolatilexdata*)0x7F10)//接收缓冲器首地址(0x16_0x28)#defineRBSR1(*(unsignedcharvolatilexdata*)0x7F11)//#defineRBSR2(*(unsignedcharvolatilexdata*)0x7F12)//#defineRBSR3(*(unsignedcharvolatilexdata*)0x7F13)//#defineRBSR4(*(unsignedcharvolatilexdata*)0x7F14)//#defineRBSR5(*(unsignedcharvolatilexdata*)0x7F15)//#defineRBSR6(*(unsignedcharvolatilexdata*)0x7F16)//#defineRBSR7(*(unsignedchar