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https://e2e.ti.com/support/microcontrollers/c2000-microcontrollers-group/c2000/f/c2000-microcontrollers-forum/650703/tms320f28069-f28069-can
您好，
能否直接连接两个 DSP 的 CANR 和 CANN 引脚以测试 CAN 通信功能？
七、
请参阅 app.note http://www.ti.com/lit/an/spra876b/spra876b.pdf 上的第3.2节(为什么需要收发器)
