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by henry0771
Tue May 20, 2025 8:30 am
Forum: ESP-IDF 中文讨论版
Topic: espressif__tinyusb undefined reference to 'tud_xxx'
Replies: 0
Views: 250

espressif__tinyusb undefined reference to 'tud_xxx'

esp-idf-v5.4.1
VS Code环境
使用tinyusb组件,一些回调函数链接不成功
例如
usbd.c:1120:(.text.process_get_descriptor+0xbe): undefined reference to `tud_descriptor_string_cb'
usbd.c:1081:(.text.process_get_descriptor+0x30): undefined reference to `tud_descriptor_device_cb'
可以确认这些函数的源文件已经加入编译。

更奇怪的是,如果把这些函数定义在main ...

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