This discussion has been locked.

You can no longer post new replies to this discussion. If you have a question you can start a new discussion

PSLVERR is optional for APB Master?

In APB3 spec it is mentioned that "APB peripherals are not required to support the PSLVERR pin". Does it mean that both APB Master and APB Slave PSLVERR is optional or it is optional only for APB Slave? What if APB Slave supports PSLVERR but APB Master doesn't?

Top replies

Colin Campbell over 2 years ago +1 verified

This comment would refer only to the peripherals (the slaves) on the bus. As the APB protocol is targeted at simple slave designs, not all will need to indicate error conditions, so those peripherals...