AnsweredAssumed Answered

stm32f4 spi pull-up's

Question asked by Angelo Dureghello on Mar 30, 2014
Dear,
i am trying to get coordinates from a touch screen using SPI2 of STM32F405, but sometime i get nonsense values. I am wandering if maybe pull-up's are needed on miso / mosi / cs etc.

Reagrds,
angelo

Outcomes