STM32F30x 固件库下载地址 F303,估计大部分人不用了,不过我还一直用, 拿去happy吧:
https://my.st.com/content/ccc/resource/technical/software/firmware/ad/58/02/fe/9b/7d/4b/aa/stm32f30x_dsp_stdperiph_lib.zip/files/stm32f30x_dsp_stdperiph_lib.zip/jcr:content/translations/en.stm32f30x_dsp_stdperiph_lib.zip
或者进到大目录下载:
https://www.stmicroelectronics.com.cn/en/embedded-software/stm32-standard-peripheral-libraries.html?querycriteria=productId=LN1939