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July 3, 2023
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Ethernet on STM32H7 With LwIP: Initialization Pitfalls and PHY Reset Timing
LwIP on STM32H7 with a LAN8742 PHY looks straightforward in CubeMX. The PHY reset timing, RMII clock, and DMA descriptor alignment are where it breaks.
LwIP on STM32H7 with a LAN8742 PHY looks straightforward in CubeMX. The PHY reset timing, RMII clock, and DMA descriptor alignment are where it breaks.
Overview
This note is part of the field-notes archive generated for this site. The summary below is the published excerpt; you can expand the full write-up anytime in the CMS.
Related notes
Tags
- ethernet
- stm32
- lwip
- embedded-networking
- tutorial
M
Manish Bookreader
Electronics enthusiast, Embedded Systems Expert, Linux/Networking programmer, and Software Engineer passionate about AI, electronics, books, and cooking.
