可以用于MDK5的stm32L4X系列单片机（主频80M，core M4内核），详细资料操作指南：https://www.st.com/content/st_com/en/products/evaluation-tools/product-evaluation-tools/mcu-eval-tools/stm32-mcu-eval-tools/stm32-mcu -nucleo / nucleo-l4r5zi.html