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不知您是否有参考过下面的文档
https://www.ti.com/cn/lit/an/zhca963/zhca963.pdf ?
管脚定义中没有写“outputxbar”的管脚是不能配置为Output X-BAR输出的吗?
每个 CLB 都有多个输入和输出,如果需要,可以通过 X-bar 路由到 I/O 引脚。您可以在例程内搜索
INPUT_XBAR_REGS 和 OUTPUT_XBAR_REGS