alternativa k STM32F4DIS-BB

[Jan Waclawek]

> Pokud jde o LAN8720 vim minimalne o dvou seriove (po kamionech) vyrabenych
> vyrobcich v kterych je LAN8720 k MCU pripojen cca 10-15cm  ksandou a take
> to chodi bez problemu.
> V tom bych problem nehledat RMII snese prekvapive hodne, i kdyz ne vse.

Viem o seriovo vyrabanom vyrobku (aj ked rozhodne nie kamionovom), kde RMII nefunguje, bo je natahany debilne cca 10-15cm po doske...

https://my.st.com/public/STe2ecommunities/mcu/Lists/cortex_mx_stm32/Flat.aspx?RootFolder=https%3a%2f%2fmy%2est%2ecom%2fpublic%2fSTe2ecommunities%2fmcu%2fLists%2fcortex%5fmx%5fstm32%2fEthernet%20through%20RMII%20on%20STM3240G%2dEVAL%2c%20anyone&FolderCTID=0x01200200770978C69A1141439FE559EB459D7580009C4E14902C3CDE46A77F0FFD06506F5B&currentviews=335

(a ten link davam v plnom zneni zamerne, aby to pritomnych z ST drazdilo)

wek