GCoroAssociateForum|Forum|6 years agoMarch 4, 2020QuestionSTM32H757I-EVAL CN9 external debug connector JTAG and DSI incompatibleForum|Forum|6 years agoMarch 4, 20200 replies636 viewsHi, I'm not sure if it's documented anywhere , I haven't seen it. In the In the STM32H757I-EVAL the JTAG and the DSI are not compatible because they share PA15.DSIGPIO-EXTISTM32H7 series