ON Semi beefs up interface, MCU IP blocks

What does IP stand for?
(1) Internet Protocol is a basic communication language or protocol widely used in the Internet or a private network. It is a data-oriented protocol used for communicating data across a packet-switched internetwork. (2) Intellectual Property. A product of the intellect that has commercial value, including copyrighted property (literary or artistic works) and ideational property (patents, appellations of origin, business methods and industrial processes).

What is a block?
In circuit design, block often refers to a group of interconnected cells. A block may contain instances of other blocks.