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设计准备采用NAND FLASH BOOT MODE因此将368中 的BTSEL引脚设为“000”AECFG设为“000”，如果这6个引脚不用做其他功能，能否直接接地？需要通过下拉电阻接地吗？
你好，
TI IPNC参考设计默认 BTSEL[2..0] = [0，0，0] NAND 启动，AECFG[2...0] = [0， 0， 0] AEMIF for 8 bits NAND。这些引脚通过20K电阻下拉至地。
