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https://e2e.ti.com/support/data-converters-group/data-converters/f/data-converters-forum/1456740/tsc2046e-need-for-pull-up-or-pull-down-resistors-during-start-up
工具与软件:
您好!
在启动期间、您是否认为以下每个引脚都需要任何上拉/下拉电阻器来避免不稳定状态? (同样的5V 电压施加到 MCU 和 TSC2046E 作为电源)
用于 DCLK/DIN/BUSY/DOUT 的・10k 下拉电阻器 CS/PENIRQ 的・10k 上拉电阻器
谢谢!
开始
上述引脚无需外部电阻器。 您可以使用 EVM 原理图作为设计参考:
https://www.ti.com/lit/ug/sbau100/sbau100.pdf?ts = 1735939865938&ref_url=https%253A%252F%252Fwww.ti.com%252Fproduct%252FTSC2046