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https://e2e.ti.com/support/microcontrollers/c2000-microcontrollers-group/c2000/f/c2000-microcontrollers-forum/742106/tms320f28335-tms320f28335-spi-pull-up-question
TMS320F28335：
我是否需要 在 TMS320F28335器件的 SPI 引脚上具有外部上拉电阻器？
TMS320F28335器件在这些引脚上有内部上拉电阻器、但不确定是否需要外部上拉电阻器？
谢谢。
