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板子是TMCS6678和Z7fpga，在连接JTAG的时候，调试标题错误，是怎么回事？
你好，JTAG那端是接的3.3V，通过电压转换芯片转出DSP上的trst，然后通过下拉4.7K接到DSP上的；有电压难道说明DSP内部是上拉?
您好：
JTAG的设计提供给您参考使用
