在EVMC6678上固化运行,用System_printf()打印的东西从USB的虚拟串口和板子上三针引出的串口都无法看到打印信息,请问如何才能让System_printf()能从串口输出?
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在EVMC6678上固化运行,用System_printf()打印的东西从USB的虚拟串口和板子上三针引出的串口都无法看到打印信息,请问如何才能让System_printf()能从串口输出?