void InitECanaGpio(void)
{
EALLOW;
GpioCtrlRegs.GPAPUD.bit.GPIO18 = 0; // Enable pull-up for GPIO30 (CANRXA)
GpioCtrlRegs.GPAPUD.bit.GPIO19 = 0; // Enable pull-up for GPIO31 (CANTXA)
GpioCtrlRegs.GPAQSEL2.bit.GPIO18 = 3; // Asynch qual for GPIO30 (CANRXA)
GpioCtrlRegs.GPAMUX2.bit.GPIO18 = 3; // Configure GPIO30 for CANRXA operation
GpioCtrlRegs.GPAMUX2.bit.GPIO19 = 3; // Configure GPIO31 for CANTXA operation
EDIS;
}
我没有烧进去，断点设了，就停在等待CANTA置位的循环里面，就是发送应答一直不置位 |
楼主
