请问TMS320C6713B芯片TRST脚是否需要接下拉电阻,手册上没查到,如果需要,1KΩ的电阻可以不?本人新手,请见谅。
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请问TMS320C6713B芯片TRST脚是否需要接下拉电阻,手册上没查到,如果需要,1KΩ的电阻可以不?本人新手,请见谅。
加10K下拉电阻,数据手册上第48页TRST管脚备注中有说明。
To ensure a proper logic level during reset when these pins are both routed out and 3−stated or not driven, it is recommended to include an
external 10 kΩ pullup/pulldown resistor to sustain the IPU/IPD, respectively.
http://www.ti.com.cn/cn/lit/ds/symlink/tms320c6713b.pdf